This master DTC list includes all applicable DTCs in alphanumeric order with descriptors.
DTC | DTC Descriptor | Module That Sets the DTC | Diagnostic Procedure | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
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Important: Do not clear any DTCs unless instructed to do so by a diagnostic procedure. Important: Any DTCs are Powertrain related DTCs, select Capture Info in order to store the DTC information with the scan tool. Diagnose any current DTCs in the following order:
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B0012 | Passenger Frontal Deployment Loop Stage 2 Resistance Low | SDM | |||||||||
B0013 | Passenger Frontal Deployment Loop Stage 2 Open | SDM | |||||||||
B0014 | Passenger Frontal Deployment Loop Stage 2 Voltage Out of Range | SDM | |||||||||
B0016 | Passenger Frontal Deployment Loop Stage 1 Resistance Low | SDM | |||||||||
B0017 | Passenger Frontal Deployment Loop Stage 1 Open | SDM | |||||||||
B0018 | Passenger Frontal Deployment Loop Stage 1 Voltage Out of Range | SDM | |||||||||
B0022 | Driver Frontal Deployment Loop Stage 1 Resistance Low | SDM | |||||||||
B0024 | Driver Frontal Deployment Loop Stage 1 Voltage Out of Range | SDM | |||||||||
B0026 | Driver Frontal Deployment Loop Stage 1 Open | SDM | |||||||||
B0042 | Driver Frontal Deployment Loop Stage 2 Resistance Low | SDM | |||||||||
B0043 | Driver Frontal Deployment Loop Stage 2 Voltage Out of Range | SDM | |||||||||
B0044 | Driver Frontal Deployment Loop Stage 2 Open | SDM | |||||||||
B0051 | Deployment Commanded | SDM | |||||||||
B0053 | Deployment Commanded With Loop DTCs Present | SDM | |||||||||
B0057 | Passenger Pretensioner Deployment Loop Resistance Low | SDM | |||||||||
B0058 | Passenger Pretensioner Deployment Loop Open | SDM | |||||||||
B0059 | Passenger Pretensioner Deployment Loop Voltage Out of Range | SDM | |||||||||
B0064 | Driver Pretensioner Deployment Loop Resistance Low | SDM | |||||||||
B0065 | Driver Pretensioner Deployment Loop Open | SDM | |||||||||
B0066 | Driver Pretensioner Deployment Loop Voltage Out of Range | SDM | |||||||||
B0083 | Passenger Seat Position Sensor Circuit | SDM | |||||||||
B0084 | Driver Seat Position Sensor Circuit | SDM | |||||||||
B0090 | Active Switch Voltage Out of Range | SDM | |||||||||
B0091 | Active Switch: Wrong State | SDM | |||||||||
B0092 | Passenger Presence System Performance | SDM | |||||||||
B0098 | Passenger Presence System Configuration Error | SDM | |||||||||
B0100 | Electronic Front End Sensor Performance | SDM | |||||||||
B0101 | Discard Electronic Front End Sensor | SDM | |||||||||
B0102 | Incorrect Electronic Front End Sensor Installed | SDM | |||||||||
B0440 | Auxiliary Heater Glow Plug Circuit low | Coolant Heater Control Module | |||||||||
B0441 | Auxiliary Heater Glow Plug Circuit high | Coolant Heater Control Module | |||||||||
B0442 | Auxiliary Heater Glow Plug Circuit open | Coolant Heater Control Module | |||||||||
B0445 | Auxiliary Heater Fuel Pump Circuit Low | Coolant Heater Control Module | |||||||||
B0446 | Auxiliary Heater Fuel Pump Circuit High | Coolant Heater Control Module | |||||||||
B0447 | Auxiliary Heater Fuel Pump Circuit Open | Coolant Heater Control Module | |||||||||
B0449 | Auxiliary Heater Blower Fan Circuit Range/Performance | Coolant Heater Control Module | |||||||||
B0450 | Auxiliary Heater Blower Fan Circuit Low | Coolant Heater Control Module | |||||||||
B0451 | Auxiliary Heater Blower Fan Circuit High | Coolant Heater Control Module | |||||||||
B0452 | Auxiliary Heater Blower Fan Circuit Open | Coolant Heater Control Module | |||||||||
B0455 | Auxiliary Heater Coolant Sensor Circuit Low | Coolant Heater Control Module | |||||||||
B0457 | Auxiliary Heater Coolant Sensor Circuit Open | Coolant Heater Control Module | |||||||||
B0460 | Auxiliary Heater Overheat Sensor Circuit Low | Coolant Heater Control Module | |||||||||
B0462 | Auxiliary Heater Overheat Sensor Circuit Open | Coolant Heater Control Module | |||||||||
B0465 | Auxiliary Heater Flame Sensor Circuit Low | Coolant Heater Control Module | |||||||||
B0467 | Auxiliary Heater Flame Sensor Circuit Open | Coolant Heater Control Module | |||||||||
B0478 | Flame Off From Minimum Power | Coolant Heater Control Module | |||||||||
B0481 | Overheat Detected: Software Level | Coolant Heater Control Module | |||||||||
B0482 | Overheat Detected: Hardware Level | Coolant Heater Control Module | |||||||||
B0483 | Overheat Possible | Coolant Heater Control Module | |||||||||
B0951 | Headlamps On Indicator Circuit | BCM | |||||||||
B1000 | Electronic Control Unit (ECU) Performance | BCM, IPC, Radio, RCDLR, SDM, VCIM | |||||||||
B1001 | Option Configuration Error | SDM | |||||||||
B1004 | Keep Alive Memory (KAM) Reset | VCIM | |||||||||
B1007 | EEPROM Write Error | VCIM | |||||||||
B1009 | EEPROM Checksum Mismatch | VCIM | |||||||||
B1025 | Audio Output 1 Left Front Circuit | Radio | |||||||||
B1035 | Audio Output 2 Right Front Circuit | Radio | |||||||||
B1045 | Audio Output 3 Left Rear Circuit | Radio | |||||||||
B1055 | Audio Output 4 Right Rear Circuit | Radio | |||||||||
B1327 | Device Power 1 Circuit Low | PCM | |||||||||
B1372 | Device Ignition 1 Circuit Range Performance | IPC | |||||||||
B1420 | Device Voltage | BCM | |||||||||
B1440 | Power Mode Master Input Circuits Mismatch | BCM | |||||||||
B1477 | Retained Accessory Power Circuit Low | BCM | |||||||||
B1478 | Retained Accessory Power Circuit High | BCM | |||||||||
B1480 | Battery Rundown Protection Circuit | BCM | |||||||||
B2575 | Headlamp Control Circuit | BCM | |||||||||
B2580 | Headlamp High Beam Control Circuit | BCM | |||||||||
B2585 | Park Lamp Control Circuit | BCM | |||||||||
B2600 | Daytime Running Lamp Control | BCM | |||||||||
B2610 | Passenger Compartment Dimming 1 Circuit | BCM | |||||||||
B2615 | Passenger Compartment Dimming 2 Circuit | BCM | |||||||||
B2620 | Display Dimming Pulse Width Modulation (PWM) Input Circuit | BCM | |||||||||
B2625 | Display Dimming Pulse Width Modulation (PWM) Output Circuit | BCM | |||||||||
B2947 | Security System Sensor Power Circuit Low | BCM | |||||||||
B2948 | Security System Sensor Power Circuit High | BCM | |||||||||
B2957 | Security System Sensor Data Circuit Low | BCM | |||||||||
B2958 | Security System Sensor Data Circuit High | BCM | |||||||||
B2960 | Security System Sensor Data Incorrect but Valid | BCM | |||||||||
B2961 | Key In Ignition Circuit | IPC | |||||||||
B3031 | Security System Controller in Learn Mode | BCM | |||||||||
B3033 | Security System Indicates Tamper | BCM | |||||||||
B3109 | Keyless Entry Transmitter Low Battery | BCM | |||||||||
B3801 | Passenger Compartment Lamp Request Circuit | BCM | |||||||||
B3802 | Park Lamps Request Circuit | BCM | |||||||||
B3808 | Door Lock Switch Relay Circuit | BCM | |||||||||
B3809 | Passenger Door Unlock relay Circuit | BCM | |||||||||
C0035 | Left Front Wheel Speed Sensor Circuit | EBCM | |||||||||
C0040 | Right Front Wheel Speed Sensor Circuit | EBCM | |||||||||
C0045 | Left Rear Wheel Speed Sensor Circuit | EBCM | |||||||||
C0050 | Right Rear Wheel Speed Sensor Circuit | EBCM | |||||||||
C0055 | Rear Wheel Speed Sensor Circuit | EBCM | |||||||||
C0110 | Pump Motor Circuit | EBCM | |||||||||
C0131 | Antilock Brake System (ABS)/Traction Control System (TCS) Pressure Circuit | EBCM | |||||||||
C0161 | Antilock Brake System (ABS)/Traction Control System (TCS) Brake Switch Circuit | EBCM | |||||||||
C0186 | Lateral Accelerometer Circuit | EBCM | |||||||||
C0196 | Yaw Rate Circuit | EBCM | |||||||||
C0201 | Antilock Brake System (ABS) Enable Relay Contact Circuit | EBCM | |||||||||
C0220 |
| EBCM | |||||||||
C0221 |
| EBCM | |||||||||
C0222 | Antilock Brake System (ABS) Channel in Release Too Long (w/o JL4) | EBCM | |||||||||
C0223 | Antilock Brake System (ABS) Channel in Release Too Long (w/o JL4) | EBCM | |||||||||
C0224 | Antilock Brake System (ABS) Channel in Release Too Long (w/o JL4) | EBCM | |||||||||
C0225 | Antilock Brake System (ABS) Channel in Release Too Long (w/o JL4) | EBCM | |||||||||
C0226 | Antilock Brake System (ABS) Channel in Release Too Long (w/o JL4) | EBCM | |||||||||
C0227 | Antilock Brake System (ABS) Channel in Release Too Long (w/o JL4) | EBCM | |||||||||
C0228 |
| EBCM | |||||||||
C0229 |
| EBCM | |||||||||
C0240 | EBCM Malfunction | EBCM | |||||||||
C0244 | Pulse Width Modulated (PWM) Delivered Torque | EBCM | |||||||||
C0245 | Wheel Speed Sensor Frequency Error | EBCM | |||||||||
C0279 | Pre-charge Pump Circuit Performance | EBCM | |||||||||
C0283 | Mode Switch Circuit Malfunction | EBCM | |||||||||
C0290 | Device Voltage Reference Output Circuit | EBCM | |||||||||
C0292 | Device Voltage Reference Input Circuit | EBCM | |||||||||
C0298 | Powertrain Control or Engine Control Malfunction | EBCM | |||||||||
C0455 | Front Steering Position Sensor Circuit | EBCM | |||||||||
C0550 | Electronic Control Unit (ECU) Performance | EBCM | |||||||||
C0558 | Calibration Data Not Programmed | EBCM | |||||||||
P0016 | Crankshaft Position (CKP) - Camshaft Position (CMP) Correlation | ECM, PCM |
| ||||||||
P0030 | HO2S Heater Control Circuit Bank 1 Sensor 1 | PCM | DTC P0030, P0036, P0050, or P0056 for the 4.3L engine or DTC P0030, P0036, P0050, or P0056 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0036 | HO2S Heater Control Circuit Bank 1 Sensor 1 | PCM | DTC P0030, P0036, P0050, or P0056 for the 4.3L engine or DTC P0030, P0036, P0050, or P0056 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P003A | Turbocharger Boost Control Position Not Learned | ECM | DTC P003A for the 6.6L (LBZ and LLY) engine or DTC P003A for the 6.6L (LMM) engine | ||||||||
P0045 | Turbocharger Vane Position Control Solenoid Control Circuit | ECM | DTC P0045 for the 6.6L (LBZ and LLY) engine | ||||||||
P0047 | Turbocharger Boost Control Solenoid Control Circuit Low Voltage | ECM | DTC P0047 or P0048 for the 6.6L (LMM) engine | ||||||||
P0048 | Turbocharger Boost Control Solenoid Control Circuit High Voltage | ECM | DTC P0047 or P0048 for the 6.6L (LMM) engine | ||||||||
P0050 | HO2S Heater Control Circuit Bank 2 Sensor 1 | PCM | DTC P0030, P0036, P0050, or P0056 for the 4.3L engine or DTC P0030, P0036, P0050, or P0056 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0053 | HO2S Heater Resistance Bank 1 Sensor 1 | PCM | DTC P0053, P0054, P0059, or P0060 for the 4.3L engine or DTC P0053, P0054, P0059, or P0060 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0054 | HO2S Heater Resistance Bank 1 Sensor 2 | PCM | DTC P0053, P0054, P0059, or P0060 for the 4.3L engine or DTC P0053, P0054, P0059, or P0060 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0056 | HO2S Heater Control Circuit Bank 2 Sensor 2 | PCM | DTC P0030, P0036, P0050, or P0056 for the 4.3L engine or DTC P0030, P0036, P0050, or P0056 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0059 | HO2S Heater Resistance Bank 2 Sensor 1 | PCM | DTC P0053, P0054, P0059, or P0060 for the 4.3L engine or DTC P0053, P0054, P0059, or P0060 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0060 | HO2S Heater Resistance Bank 2 Sensor 2 | PCM | DTC P0053, P0054, P0059, or P0060 for the 4.3L engine or DTC P0053, P0054, P0059, or P0060 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0068 | Throttle Body Airflow Performance | PCM | DTC P0068 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0087 | Fuel Rail Pressure (FRP) Too Low | ECM | DTC P0087 or P0088 for the 6.6L (LBZ and LLY) engine or DTC P0087 or P0088 for the 6.6L (LMM) engine | ||||||||
P0088 | Fuel Rail Pressure (FRP) Too High | ECM | DTC P0087 or P0088 for the 6.6L (LBZ and LLY) engine or DTC P0087 or P0088 for the 6.6L (LMM) engine | ||||||||
P0090 | Fuel Pressure Regulator Control Circuit | ECM | DTC P0090 for the 6.6L (LBZ and LLY) engine or DTC P0090 for the 6.6L (LMM) engine | ||||||||
P0097 | Intake Air Temperature (IAT) Sensor 2 Circuit Low Voltage | ECM | DTC P0097 or P0098 for the 6.6L (LBZ and LLY) engine or DTC P0097 or P0098 for the 6.6L (LMM) engine | ||||||||
P0098 | Intake Air Temperature (IAT) Sensor 2 Circuit High Voltage | ECM | DTC P0097 or P0098 for the 6.6L (LBZ and LLY) engine or DTC P0097 or P0098 for the 6.6L (LMM) engine | ||||||||
P009E | Fuel Rail Pressure Relief Valve Performance | ECM | DTC P009E for the 6.6L (LMM) engine | ||||||||
P0101 | Mass Air Flow (MAF) Sensor Performance | ECM, PCM |
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P0102 | Mass Air Flow (MAF) Sensor Circuit Low Frequency | ECM, PCM |
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Mass Air Flow (MAF) Sensor Circuit Low Voltage | ECM | DTC P0102 or P0103 for the 6.6L (LBZ and LLY) engine | |||||||||
P0103 | Mass Air Flow (MAF) Sensor Circuit High Frequency | ECM, PCM |
| ||||||||
Mass Air Flow (MAF) Sensor Circuit High Voltage | ECM | DTC P0102 or P0103 for the 6.6L (LBZ and LLY) engine | |||||||||
P0106 | Manifold Absolute Pressure (MAP) Sensor Performance | ECM, PCM |
| ||||||||
P0107 | Manifold Absolute Pressure (MAP) Sensor Circuit Low Voltage | ECM, PCM |
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P0108 | Manifold Absolute Pressure (MAP) Sensor Circuit High Voltage | ECM, PCM |
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P0112 | Intake Air Temperature (IAT) Sensor Circuit Low Voltage | ECM, PCM |
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Intake Air Temperature (IAT) Sensor 1 Circuit Low Voltage | ECM |
| |||||||||
P0113 | Intake Air Temperature (IAT) Sensor Circuit High Voltage | ECM, PCM |
| ||||||||
Intake Air Temperature (IAT) Sensor 1 Circuit High Voltage | ECM |
| |||||||||
P0116 | Engine Coolant Temperature (ECT) Sensor Performance | ECM, PCM |
| ||||||||
P0117 | Engine Coolant Temperature (ECT) Sensor Circuit Low Voltage | ECM, PCM |
| ||||||||
P0118 | Engine Coolant Temperature (ECT) Sensor Circuit High Voltage | ECM, PCM |
| ||||||||
P011A | Engine Coolant Temperature (ECT) Sensor 1-2 Correlation | ECM | |||||||||
P0120 | Throttle Position (TP) Sensor 1 Circuit | PCM | DTC P0120 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0121 | Throttle Position (TP) Sensor Performance | PCM | DTC P0121 for the 4.3L engine or DTC P0121 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0122 | Throttle Position (TP) Sensor Circuit Low Voltage | PCM | DTC P0122 for the 4.3L engine or DTC P0122 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0123 | Throttle Position (TP) Sensor Circuit High Voltage | PCM | DTC P0123 for the 4.3L engine or DTC P0123 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0128 | Engine Coolant Temperature (ECT) Below Thermostat Regulating Temperature | ECM, PCM |
| ||||||||
P0131 | HO2S Circuit Low Voltage Bank 1 Sensor 1 | PCM | DTC P0131 or P0151 for the 4.3L engine or DTC P0131 or P0151 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0132 | HO2S Circuit High Voltage Bank 1 Sensor 1 | PCM | DTC P0132 or P0152 for the 4.3L engine or DTC P0132 or P0152 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0133 | HO2S Slow Response Bank 1 Sensor 1 | PCM | DTC P0133 or P0153 for the 4.3L engine or DTC P0133 or P0153 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0134 | HO2S Circuit Insufficient Activity Bank 1 Sensor 1 | PCM | DTC P0134 or P0154 for the 4.3L engine or DTC P0134 or P0154 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0135 | HO2S Heater Performance Bank 1 Sensor 1 | PCM | DTC P0135, P0141, P0155, or P0161 for the 4.3L engine or DTC P0135, P0141, P0155, or P0161 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0137 | HO2S Circuit Low Voltage Bank 1 Sensor 2 | PCM | DTC P0137 or P0157 for the 4.3L engine or DTC P0137 or P0157 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0138 | HO2S Circuit High Voltage Bank 1 Sensor 2 | PCM | DTC P0138 or P0158 for the 4.3L engine or DTC P0138 or P0158 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0140 | HO2S Circuit Insufficient Activity Bank 1 Sensor 2 | PCM | DTC P0140 or P0160 for the 4.3L engine or DTC P0140 or P0160 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0141 | HO2S Heater Performance Bank 1 Sensor 2 | PCM | DTC P0135, P0141, P0155, or P0161 for the 4.3L engine or DTC P0135, P0141, P0155, or P0161 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0151 | HO2S Circuit Low Voltage Bank 2 Sensor 1 | PCM | DTC P0131 or P0151 for the 4.3L engine or DTC P0131 or P0151 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0152 | HO2S Circuit High Voltage Bank 2 Sensor 1 | PCM | DTC P0132 or P0152 for the 4.3L engine or DTC P0132 or P0152 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0153 | HO2S Slow Response Bank 2 Sensor 1 | PCM | DTC P0133 or P0153 for the 4.3L engine or DTC P0133 or P0153 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0154 | HO2S Circuit Insufficient Activity Bank 2 Sensor 1 | PCM | DTC P0134 or P0154 for the 4.3L engine or DTC P0134 or P0154 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0155 | HO2S Heater Performance Bank 2 Sensor 1 | PCM | DTC P0135, P0141, P0155, or P0161 for the 4.3L engine or DTC P0135, P0141, P0155, or P0161 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0157 | HO2S Circuit Low Voltage Bank 2 Sensor 2 | PCM | DTC P0137 or P0157 for the 4.3L engine or DTC P0137 or P0157 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0158 | HO2S Circuit High Voltage Bank 2 Sensor 2 | PCM | DTC P0138 or P0158 for the 4.3L engine or DTC P0138 or P0158 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0160 | HO2S Circuit Insufficient Activity Bank 2 Sensor 2 | PCM | DTC P0140 or P0160 for the 4.3L engine or DTC P0140 or P0160 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0161 | HO2S Heater Performance Bank 2 Sensor 2 | PCM | DTC P0135, P0141, P0155, or P0161 for the 4.3L engine or DTC P0135, P0141, P0155, or P0161 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0168 | Engine Fuel Over-Temperature | ECM | DTC P0168 for the 6.6L (LBZ and LLY) engine or DTC P0168 for the 6.6L (LMM) engine | ||||||||
P0171 | Fuel Trim System Lean Bank 1 | PCM | DTC P0171 or P0174 for the 4.3L engine or DTC P0171 or P0174 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0172 | Fuel Trim System Rich Bank 1 | PCM | DTC P0172 or P0175 for the 4.3L engine or DTC P0172 or P0175 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0174 | Fuel Trim System Lean Bank 2 | PCM | DTC P0171 or P0174 for the 4.3L engine or DTC P0171 or P0174 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0175 | Fuel Trim System Rich Bank 2 | PCM | DTC P0172 or P0175 for the 4.3L engine or DTC P0172 or P0175 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0181 | Fuel Temperature Sensor Circuit Range/Performance | ECM | DTC P0181 for the 6.6L (LBZ and LLY) engine or DTC P0181 for the 6.6L (LMM) engine | ||||||||
P0182 | Fuel Temperature Sensor Circuit Low | ECM | DTC P0182 or P0183 for the 6.6L (LBZ and LLY) engine or DTC P0182 or P0183 for the 6.6L (LMM) engine | ||||||||
P0183 | Fuel Temperature Sensor Circuit High | ECM | DTC P0182 or P0183 for the 6.6L (LBZ and LLY) engine or DTC P0182 or P0183 for the 6.6L (LMM) engine | ||||||||
P0191 | Fuel Temperature Sensor Performance | ECM | DTC P0191, P0192, or P0193 for the 6.6L (LBZ and LLY) engine or DTC P0191 for the 6.6L (LMM) engine | ||||||||
P0192 | Fuel Temperature Sensor Circuit Low Voltage | ECM | DTC P0191, P0192, or P0193 for the 6.6L (LBZ and LLY) engine or DTC P0192 or P0193 for the 6.6L (LMM) engine | ||||||||
P0193 | Fuel Temperature Sensor Circuit High Voltage | ECM | DTC P0191, P0192, or P0193 for the 6.6L (LBZ and LLY) engine or DTC P0192 or P0193 for the 6.6L (LMM) engine | ||||||||
P0200 | Injector Control Circuit | PCM | DTC P0200 for the 4.3L engine or DTC P0200 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0201 | Injector 1 Control Circuit | ECM | DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208 for the 6.6L (LBZ and LLY) engine or DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208 for the 6.6L (LMM) engine | ||||||||
P0202 | Injector 2 Control Circuit | ECM | DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208 for the 6.6L (LBZ and LLY) engine or DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208 for the 6.6L (LMM) engine | ||||||||
P0203 | Injector 3 Control Circuit | ECM | DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208 for the 6.6L (LBZ and LLY) engine or DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208 for the 6.6L (LMM) engine | ||||||||
P0204 | Injector 4 Control Circuit | ECM | DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208 for the 6.6L (LBZ and LLY) engine or DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208 for the 6.6L (LMM) engine | ||||||||
P0205 | Injector 5 Control Circuit | ECM | DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208 for the 6.6L (LBZ and LLY) engine or DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208 for the 6.6L (LMM) engine | ||||||||
P0206 | Injector 6 Control Circuit | ECM | DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208 for the 6.6L (LBZ and LLY) engine or DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208 for the 6.6L (LMM) engine | ||||||||
P0207 | Injector 7 Control Circuit | ECM | DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208 for the 6.6L (LBZ and LLY) engine or DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208 for the 6.6L (LMM) engine | ||||||||
P0208 | Injector 8 Control Circuit | ECM | DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208 for the 6.6L (LBZ and LLY) engine or DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, or P0208 for the 6.6L (LMM) engine | ||||||||
P0218 | Transmission Fluid Over Temperature | PCM, TCM | DTC P0218 for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0218 for the 4L80-E/4L85-E transmissions | ||||||||
P0220 | Throttle Position (TP) Sensor 2 Circuit | PCM | DTC P0220 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0230 | Fuel Pump Relay Control Circuit | ECM, PCM |
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P0234 | Turbocharger Engine Overboost | ECM | DTC P0234 for the 6.6L (LBZ and LLY) engine or DTC P0234 for the 6.6L (LMM) engine | ||||||||
P0299 | Turbocharger Engine Underboost | ECM | DTC P0299 for the 6.6L (LBZ and LLY) engine or DTC P0299 for the 6.6L (LMM) engine | ||||||||
P029D | Injector 1 Leak | ECM | DTC P029D, P02A1, P02A5, P02A9, P02AD, P02B1, P02B5, or P02B9 for the 6.6L (LMM) engine | ||||||||
P02A1 | Injector 2 Leak | ECM | DTC P029D, P02A1, P02A5, P02A9, P02AD, P02B1, P02B5, or P02B9 for the 6.6L (LMM) engine | ||||||||
P02A5 | Injector 3 Leak | ECM | DTC P029D, P02A1, P02A5, P02A9, P02AD, P02B1, P02B5, or P02B9 for the 6.6L (LMM) engine | ||||||||
P02A9 | Injector 4 Leak | ECM | DTC P029D, P02A1, P02A5, P02A9, P02AD, P02B1, P02B5, or P02B9 for the 6.6L (LMM) engine | ||||||||
P02AD | Injector 5 Leak | ECM | DTC P029D, P02A1, P02A5, P02A9, P02AD, P02B1, P02B5, or P02B9 for the 6.6L (LMM) engine | ||||||||
P02B1 | Injector 6 Leak | ECM | DTC P029D, P02A1, P02A5, P02A9, P02AD, P02B1, P02B5, or P02B9 for the 6.6L (LMM) engine | ||||||||
P02B5 | Injector 7 Leak | ECM | DTC P029D, P02A1, P02A5, P02A9, P02AD, P02B1, P02B5, or P02B9 for the 6.6L (LMM) engine | ||||||||
P02B9 | Injector 8 Leak | ECM | DTC P029D, P02A1, P02A5, P02A9, P02AD, P02B1, P02B5, or P02B9 for the 6.6L (LMM) engine | ||||||||
P02E0 | Diesel Intake Air (IA) Flow Control Circuit | ECM | DTC P02E0 for the 6.6L (LMM) engine | ||||||||
P02E7 | Diesel Intake Air (IA) Flow Position Sensor Performance | ECM | DTC P02E7 for the 6.6L (LMM) engine | ||||||||
P02E8 | Diesel Intake Air (IA) Flow Position Sensor Circuit Low Voltage | ECM | DTC P02E8 or P02E9 for the 6.6L (LMM) engine | ||||||||
P02E9 | Diesel Intake Air (IA) Flow Position Sensor Circuit High Voltage | ECM | DTC P02E8 or P02E9 for the 6.6L (LMM) engine | ||||||||
P0300 | Engine Misfire Detected | ECM, PCM |
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P0301 | Cylinder 1 Misfire Detected | ECM | DTC P0300-P0308 for the 6.6L (LBZ and LLY) engine or DTC P0300-P0308 for the 6.6L (LMM) engine | ||||||||
P0302 | Cylinder 2 Misfire Detected | ECM | DTC P0300-P0308 for the 6.6L (LBZ and LLY) engine or DTC P0300-P0308 for the 6.6L (LMM) engine | ||||||||
P0303 | Cylinder 3 Misfire Detected | ECM | DTC P0300-P0308 for the 6.6L (LBZ and LLY) engine or DTC P0300-P0308 for the 6.6L (LMM) engine | ||||||||
P0304 | Cylinder 4 Misfire Detected | ECM | DTC P0300-P0308 for the 6.6L (LBZ and LLY) engine or DTC P0300-P0308 for the 6.6L (LMM) engine | ||||||||
P0305 | Cylinder 5 Misfire Detected | ECM | DTC P0300-P0308 for the 6.6L (LBZ and LLY) engine or DTC P0300-P0308 for the 6.6L (LMM) engine | ||||||||
P0306 | Cylinder 6 Misfire Detected | ECM | DTC P0300-P0308 for the 6.6L (LBZ and LLY) engine or DTC P0300-P0308 for the 6.6L (LMM) engine | ||||||||
P0307 | Cylinder 7 Misfire Detected | ECM | DTC P0300-P0308 for the 6.6L (LBZ and LLY) engine or DTC P0300-P0308 for the 6.6L (LMM) engine | ||||||||
P0308 | Cylinder 8 Misfire Detected | ECM | DTC P0300-P0308 for the 6.6L (LBZ and LLY) engine or DTC P0300-P0308 for the 6.6L (LMM) engine | ||||||||
P0315 | Crankshaft Position (CKP) System Variation Not Learned | PCM | DTC P0315 for the 4.3L engine or DTC P0315 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0325 | Knock Sensor (KS) Circuit | PCM | DTC P0325 for the 4.3L engine or DTC P0325 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0327 | Knock Sensor (KS) Circuit Low Frequency | PCM | DTC P0327 for the 4.3L engine | ||||||||
Knock Sensor (KS) 1 Circuit Low Frequency | PCM | DTC P0327 or P0332 for the 4.8L, 5.3L, and 6.0L engine | |||||||||
P0332 | Knock Sensor (KS) 2 Circuit Low Frequency | PCM | DTC P0327 or P0332 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0335 | Crankshaft Position (CKP) Sensor Circuit | ECM, PCM |
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P0336 | Crankshaft Position (CKP) Sensor Performance | ECM, PCM |
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P0340 | Camshaft Position (CMP) Sensor Circuit | ECM | DTC P0340 or P0341 for the 6.6L (LBZ and LLY) engine or DTC P0340 or P0341 for the 6.6L (LMM) engine | ||||||||
P0341 | Camshaft Position (CMP) Sensor Performance | ECM, PCM |
| ||||||||
P0342 | Camshaft Position (CMP) Sensor Circuit Low Voltage | PCM | DTC P0342 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0343 | Camshaft Position (CMP) Sensor Circuit High Voltage | PCM | DTC P0343 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0351 | Ignition Coil 1 Control Circuit | PCM | DTC P0351 for the 4.3L engine or DTC P0351-P0358 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0352 | Ignition Coil 2 Control Circuit | PCM | DTC P0351-P0358 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0353 | Ignition Coil 3 Control Circuit | PCM | DTC P0351-P0358 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0354 | Ignition Coil 4 Control Circuit | PCM | DTC P0351-P0358 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0355 | Ignition Coil 5 Control Circuit | PCM | DTC P0351-P0358 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0356 | Ignition Coil 6 Control Circuit | PCM | DTC P0351-P0358 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0357 | Ignition Coil 7 Control Circuit | PCM | DTC P0351-P0358 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0358 | Ignition Coil 8 Control Circuit | PCM | DTC P0351-P0358 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0381 | Wait To Start Lamp Control Circuit | ECM | |||||||||
P0401 | Exhaust Gas Recirculation (EGR) Flow Insufficient | ECM | DTC P0401 for the 6.6L (LBZ and LLY) engine or DTC P0401 or P0402 for the 6.6L (LMM) engine | ||||||||
P0402 | Exhaust Gas Recirculation (EGR) Flow Excessive | ECM | DTC P0402 for the 6.6L (LBZ and LLY) engine or DTC P0401 or P0402 for the 6.6L (LMM) engine | ||||||||
P0403 | Exhaust Gas Recirculation (EGR) Solenoid Control Circuit | ECM | DTC P0403 for the 6.6L (LBZ and LLY) engine or DTC P0403 or P046C for the 6.6L (LMM) engine | ||||||||
P0405 | Exhaust Gas Recirculation (EGR) Position Sensor Circuit Low Voltage | ECM | DTC P0405 for the 6.6L (LBZ and LLY) engine or DTC P0405 or P0406 for the 6.6L (LMM) engine | ||||||||
P0406 | Exhaust Gas Recirculation (EGR) Position Sensor Circuit High Voltage | ECM | DTC P0406 for the 6.6L (LBZ and LLY) engine or DTC P0405 or P0406 for the 6.6L (LMM) engine | ||||||||
P0420 | Catalyst System Low Efficiency Bank 1 | ECM, PCM |
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P0430 | Catalyst System Low Efficiency Bank 2 | PCM | DTC P0420 or P0430 for the 4.3L engine or DTC P0420 or P0430 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0442 | Evaporative Emission (EVAP) System Small Leak Detected | PCM | DTC P0442 for the 4.3L engine or DTC P0442 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0443 | Evaporative Emission (EVAP) Purge Solenoid Control Circuit | PCM | DTC P0443 for the 4.3L engine or DTC P0443 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0446 | Evaporative Emission (EVAP) Vent System Performance | PCM | DTC P0446 for the 4.3L engine or DTC P0446 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0449 | Evaporative Emission (EVAP) Vent Solenoid Control Circuit | PCM | DTC P0449 for the 4.3L engine or DTC P0449 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0451 | Fuel Tank Pressure (FTP) Sensor Performance | PCM | DTC P0451 for the 4.3L engine or DTC P0451 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0452 | Fuel Tank Pressure (FTP) Sensor Circuit Low Voltage | PCM | DTC P0452 for the 4.3L engine or DTC P0452 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0453 | Fuel Tank Pressure (FTP) Sensor Circuit High Voltage | PCM | DTC P0453 for the 4.3L engine or DTC P0453 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0454 | Fuel Tank Pressure (FTP) Sensor Circuit Intermittent | PCM | DTC P0454 for the 4.3L engine or DTC P0454 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0455 | Evaporative Emission (EVAP) System Large Leak Detected | PCM | DTC P0455 for the 4.3L engine or DTC P0455 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0461 | Fuel Level Sensor 1 Performance | PCM | |||||||||
P0462 | Fuel Level Sensor 1 Circuit Low Voltage | PCM | |||||||||
P0463 | Fuel Level Sensor 1 Circuit High Voltage | PCM | |||||||||
P0464 | Fuel Level Sensor 1 Circuit Intermittent | PCM | |||||||||
P046C | Exhaust Gas Recirculation (EGR) Position Sensor Performance | ECM | DTC P046C for the 6.6L (LBZ and LLY) engine or DTC P0403 or P046C for the 6.6L (LMM) engine | ||||||||
P0496 | Evaporative Emission (EVAP) System Flow During Non-Purge | PCM | DTC P0496 for the 4.3L engine or DTC P0496 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0502 | Vehicle Speed Sensor (VSS) Circuit Low Voltage | PCM | DTC P0502 for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0502 for the 4L80-E/4L85-E transmissions | ||||||||
P0503 | Vehicle Speed Sensor (VSS) Circuit Intermittent | PCM | DTC P0503 for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0503 for the 4L80-E/4L85-E transmissions | ||||||||
P0506 | Idle Speed Low | ECM, PCM |
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P0507 | Idle Speed High | ECM, PCM |
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P0522 | Engine Oil Pressure (EOP) Sensor Circuit Low Voltage | ECM, PCM | |||||||||
P0523 | Engine Oil Pressure (EOP) Sensor Circuit High Voltage | ECM, PCM | |||||||||
P0540 | Intake Air (IA) Heater Feedback Circuit | ECM | DTC P0540 for the 6.6L (LBZ and LLY) engine | ||||||||
P0545 | Exhaust Gas Temperature (EGT) Sensor 1 Circuit Low Voltage | ECM | DTC P0545 or P0546 for the 6.6L (LMM) engine | ||||||||
P0546 | Exhaust Gas Temperature (EGT) Sensor 1 Circuit High Voltage | ECM | DTC P0545 or P0546 for the 6.6L (LMM) engine | ||||||||
P0562 | System Voltage Low | ECM, PCM | |||||||||
TCM | DTC P0562 for the 4L80-E/4L85-E transmissions | ||||||||||
P0563 | System Voltage High | ECM, PCM | |||||||||
TCM | DTC P0563 for the 4L80-E/4L85-E transmissions | ||||||||||
P0565 | Cruise Control Switch Circuit | ECM, PCM | |||||||||
P0567 | Cruise Control Resume Switch Circuit | ECM, PCM | |||||||||
P0568 | Cruise Control Set Switch Circuit | ECM, PCM | |||||||||
P0571 | Cruise Control Brake Switch Circuit | ECM, PCM | |||||||||
P0601 | Control Module Read Only Memory (ROM) | PCM |
| ||||||||
Transmission Control Module (TCM) Read Only Memory (ROM) | TCM | DTC P0601-P0604 or P062F for the 4L80-E/4L85-E transmissions | |||||||||
P0602 | Control Module Not Programmed | ECM, PCM |
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Transmission Control Module (TCM) Not Programmed | TCM | DTC P0601-P0604 or P062F for the 4L80-E/4L85-E transmissions | |||||||||
P0603 | Control Module Read Only Memory (ROM) | ECM |
| ||||||||
Transmission Control Module (TCM) Long Term Memory Reset | TCM | DTC P0601-P0604 or P062F for the 4L80-E/4L85-E transmissions | |||||||||
P0604 | Control Module Random Access Memory (RAM) | ECM, PCM |
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Transmission Control Module (TCM) Random Access Memory (RAM) | TCM | DTC P0601-P0604 or P062F for the 4L80-E/4L85-E transmissions | |||||||||
P0605 | Control Module Programming Read Only Memory (ROM) | ECM |
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P0606 | Control Module Internal Performance | ECM, PCM |
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P0607 | Control Module Performance | ECM |
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P0608 | Vehicle Speed Output Circuit | ECM, PCM | |||||||||
P0609 | Rear Wheel Speed Sensor Circuit | EBCM, PCM | |||||||||
P060B | Control Module Analog to Digital Performance | ECM | DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060B, P061C, P062C, P062F, or P2610 for the 6.6L (LBZ and LLY) engine or DTC P0602, P0606, P060B, P061C, P062C, P062F, or P2610 for the 6.6L (LMM) engine | ||||||||
P0615 | Starter Relay Control Circuit | ECM, PCM | |||||||||
P061C | Control Module Engine Speed Performance | ECM | DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060B, P061C, P062C, P062F, or P2610 for the 6.6L (LBZ and LLY) engine or DTC P0602, P0606, P060B, P061C, P062C, P062F, or P2610 for the 6.6L (LMM) engine | ||||||||
P0621 | Generator L-Terminal Circuit | ECM, PCM | |||||||||
P0622 | Generator F-Terminal Circuit | PCM | |||||||||
P062C | Control Module Vehicle Speed Performance | ECM | DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060B, P061C, P062C, P062F, or P2610 for the 6.6L (LBZ and LLY) engine or DTC P0602, P0606, P060B, P061C, P062C, P062F, or P2610 for the 6.6L (LMM) engine | ||||||||
P062F | Internal Control Module EEPROM Error | TCM | DTC P0601-P0604 or P062F for the 4L80-E/4L85-E transmissions | ||||||||
Control Module Long Term Memory Performance | ECM | DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060B, P061C, P062C, P062F, or P2610 for the 6.6L (LBZ and LLY) engine or DTC P0602, P0606, P060B, P061C, P062C, P062F, or P2610 for the 6.6L (LMM) engine | |||||||||
P0640 | Intake Air (IA) Heater Control Circuit | ECM | DTC P0640 for the 6.6L (LMM) engine | ||||||||
P0641 | 5-Volt Reference 1 Circuit | PCM | DTC P0641 for the 4.3L engine or DTC P0641 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0642 | 5-Volt Reference 1 Circuit Low Voltage | ECM | DTC P0642 or P0643 for the 6.6L (LBZ and LLY) engine or DTC P0642 or P0643 for the 6.6L (LMM) engine | ||||||||
P0643 | 5-Volt Reference 1 Circuit High Voltage | ECM | DTC P0642 or P0643 for the 6.6L (LBZ and LLY) engine or DTC P0642 or P0643 for the 6.6L (LMM) engine | ||||||||
P064C | Glow Plug Module Control Performance | ECM | DTC P064C for the 6.6L (LBZ and LLY) engine or DTC P064C for the 6.6L (LMM) engine | ||||||||
P0650 | Malfunction Indicator Lamp (MIL) Control Circuit | PCM |
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P0651 | 5-Volt Reference 2 Circuit | PCM | DTC P0651 for the 4.3L engine or DTC P0651 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P0652 | 5-Volt Reference 2 Circuit Low Voltage | ECM | DTC P0652 or P0653 for the 6.6L (LBZ and LLY) engine or DTC P0652 or P0653 for the 6.6L (LMM) engine | ||||||||
P0653 | 5-Volt Reference 2 Circuit High Voltage | ECM | DTC P0652 or P0653 for the 6.6L (LBZ and LLY) engine or DTC P0652 or P0653 for the 6.6L (LMM) engine | ||||||||
P0671 | Cylinder 1 Glow Plug Control Circuit | ECM | DTC P0671-P0678 for the 6.6L (LBZ and LLY) engine or DTC P0671-P0678 for the 6.6L (LMM) engine | ||||||||
P0672 | Cylinder 2 Glow Plug Control Circuit | ECM | DTC P0671-P0678 for the 6.6L (LBZ and LLY) engine or DTC P0671-P0678 for the 6.6L (LMM) engine | ||||||||
P0673 | Cylinder 3 Glow Plug Control Circuit | ECM | DTC P0671-P0678 for the 6.6L (LBZ and LLY) engine or DTC P0671-P0678 for the 6.6L (LMM) engine | ||||||||
P0674 | Cylinder 4 Glow Plug Control Circuit | ECM | DTC P0671-P0678 for the 6.6L (LBZ and LLY) engine or DTC P0671-P0678 for the 6.6L (LMM) engine | ||||||||
P0675 | Cylinder 5 Glow Plug Control Circuit | ECM | DTC P0671-P0678 for the 6.6L (LBZ and LLY) engine or DTC P0671-P0678 for the 6.6L (LMM) engine | ||||||||
P0676 | Cylinder 6 Glow Plug Control Circuit | ECM | DTC P0671-P0678 for the 6.6L (LBZ and LLY) engine or DTC P0671-P0678 for the 6.6L (LMM) engine | ||||||||
P0677 | Cylinder 7 Glow Plug Control Circuit | ECM | DTC P0671-P0678 for the 6.6L (LBZ and LLY) engine or DTC P0671-P0678 for the 6.6L (LMM) engine | ||||||||
P0678 | Cylinder 8 Glow Plug Control Circuit | ECM | DTC P0671-P0678 for the 6.6L (LBZ and LLY) engine or DTC P0671-P0678 for the 6.6L (LMM) engine | ||||||||
P0698 | 5-Volt Reference 3 Circuit Low Voltage | ECM | DTC P0698 or P0699 for the 6.6L (LBZ and LLY) engine or DTC P0698 or P0699 for the 6.6L (LMM) engine | ||||||||
P0699 | 5-Volt Reference 3 Circuit High Voltage | ECM | DTC P0698 or P0699 for the 6.6L (LBZ and LLY) engine or DTC P0698 or P0699 for the 6.6L (LMM) engine | ||||||||
P0700 | Transmission Control Module (TCM) Requested MIL Illumination | ECM | DTC P0700 for the 6.6L (LBZ and LLY) engine or DTC P0700 for the 6.6L (LMM) engine | ||||||||
P0705 | Transmission Range (TR) Switch Circuit | TCM | DTC P0705 for the 4L80-E/4L85-E transmissions | ||||||||
P0706 | Transmission Range (TR) Switch Performance | PCM, TCM | DTC P0706 for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0706 for the 4L80-E/4L85-E transmissions | ||||||||
P0711 | Transmission Fluid Temperature (TFT) Sensor Performance | PCM, TCM | DTC P0711 for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0711 for the 4L80-E/4L85-E transmissions | ||||||||
P0712 | Transmission Fluid Temperature (TFT) Sensor Circuit Low Voltage | PCM, TCM | DTC P0712 for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0712 for the 4L80-E/4L85-E transmissions | ||||||||
P0713 | Transmission Fluid Temperature (TFT) Sensor Circuit High Voltage | PCM, TCM | DTC P0713 for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0713 for the 4L80-E/4L85-E transmissions | ||||||||
P0716 | Input Speed Sensor Performance | PCM, TCM | DTC P0716 for the 4L80-E/4L85-E transmissions | ||||||||
P0717 | Input Speed Sensor Circuit Low Voltage | PCM, TCM | DTC P0717 for the 4L80-E/4L85-E transmissions | ||||||||
P0719 | Brake Switch Circuit Low Voltage | PCM, TCM | DTC P0719 for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0719 for the 4L80-E/4L85-E transmissions | ||||||||
P0722 | Output Speed Sensor Circuit Low Voltage | TCM | DTC P0722 for the 4L80-E/4L85-E transmissions | ||||||||
P0723 | Output Speed Sensor Circuit Intermittent | TCM | DTC P0723 for the 4L80-E/4L85-E transmissions | ||||||||
P0724 | Brake Switch Circuit High Voltage | PCM, TCM | DTC P0724 for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0724 for the 4L80-E/4L85-E transmissions | ||||||||
P0730 | Incorrect Gear Ratio | PCM | DTC P0730 for the 4L80-E/4L85-E transmissions | ||||||||
P0740 | Torque Converter Clutch (TCC) Enable Solenoid Control Circuit | PCM | DTC P0740 for the 4L60-E/4L65-E/4L70-E transmissions | ||||||||
P0741 | Torque Converter Clutch (TCC) System-Stuck Off | PCM, TCM | DTC P0741 for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0741 for the 4L80-E/4L85-E transmissions | ||||||||
P0742 | Torque Converter Clutch (TCC) System-Stuck On | PCM, TCM | DTC P0742 for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0742 for the 4L80-E/4L85-E transmissions | ||||||||
P0748 | Pressure Control (PC) Solenoid Control Circuit | PCM | DTC P0748 for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0748 for the 4L80-E/4L85-E transmissions | ||||||||
P0751 | 1-2 Shift Solenoid (SS) Valve Performance - No First or Fourth Gear | PCM, TCM | DTC P0751 for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0751 for the 4L80-E/4L85-E transmissions | ||||||||
P0752 | 1-2 Shift Solenoid (SS) Valve Performance - No Second or Third Gear | PCM, TCM | DTC P0752 for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0752 for the 4L80-E/4L85-E transmissions | ||||||||
P0753 | 1-2 Shift Solenoid (SS) Control Circuit | PCM | DTC P0753 for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0753 for the 4L80-E/4L85-E transmissions | ||||||||
P0756 | 2-3 Shift Solenoid (SS) Valve Performance - No First or Second Gear | PCM, TCM | DTC P0756 for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0756 for the 4L80-E/4L85-E transmissions | ||||||||
P0757 | 2-3 Shift Solenoid (SS) Valve Performance - No Third or Fourth Gear | PCM, TCM | DTC P0757 for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0757 for the 4L80-E/4L85-E transmissions | ||||||||
P0758 | 2-3 Shift Solenoid (SS) Control Circuit | PCM | DTC P0758 for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0758 for the 4L80-E/4L85-E transmissions | ||||||||
P0785 | 3-2 Shift Solenoid (SS) Control Circuit | PCM | DTC P0785 for the 4L60-E/4L65-E/4L70-E transmissions | ||||||||
P0851 | Park/Neutral Position (PNP) Switch Circuit Low Voltage | TCM | DTC P0851 for the 4L80-E/4L85-E transmissions | ||||||||
P0852 | Park/Neutral Position (PNP) Switch Circuit High Voltage | TCM | DTC P0852 for the 4L80-E/4L85-E transmissions | ||||||||
P0856 | Traction Control Torque Request Circuit | EBCM | |||||||||
P0894 | Transmission Component Slipping | PCM, TCM | DTC P0894 for the 4L60-E/4L65-E/4L70-E transmissions or DTC P0894 for the 4L80-E/4L85-E transmissions | ||||||||
P0961 | Line Pressure Control (PC) Solenoid System Performance | TCM | DTC P0961 for the 4L80-E/4L85-E transmissions | ||||||||
P0973 | 1-2 Shift Solenoid (SS) Control Circuit Low Voltage | TCM | DTC P0973 for the 4L80-E/4L85-E transmissions | ||||||||
P0974 | 1-2 Shift Solenoid (SS) Control Circuit High Voltage | TCM | DTC P0974 for the 4L80-E/4L85-E transmissions | ||||||||
P0976 | 2-3 Shift Solenoid (SS) Control Circuit Low Voltage | TCM | DTC P0976 for the 4L80-E/4L85-E transmissions | ||||||||
P0977 | 2-3 Shift Solenoid (SS) Control Circuit High Voltage | TCM | DTC P0977 for the 4L80-E/4L85-E transmissions | ||||||||
P1121 | Throttle Position (TP) Sensor Circuit Intermittent High Voltage | PCM | DTC P1121 for the 4.3L engine or DTC P1121 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P1122 | Throttle Position (TP) Sensor Circuit Intermittent Low Voltage | PCM | DTC P1122 for the 4.3L engine or DTC P1122 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P1125 | Accelerator Pedal Position (APP) System | PCM | DTC P1125 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P1133 | Insufficient Switching Bank 1 Sensor 1 | PCM | DTC P1133 or P1153 for the 4.3L engine or DTC P1133 or P1153 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P1134 | HO2S Transition Time Ratio Bank 1 Sensor 1 | PCM | DTC P1134 or P1154 for the 4.3L engine or DTC P1134 or P1154 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P1153 | HO2S Insufficient Switching Bank 2 Sensor 1 | PCM | DTC P1133 or P1153 for the 4.3L engine or DTC P1133 or P1153 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P1154 | HO2S Transition Time Ratio Bank 2 Sensor 1 | PCM | DTC P1134 or P1154 for the 4.3L engine or DTC P1134 or P1154 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P1224 | Injector 1 Control Circuit Shorted | ECM | DTC P1224, P1227, P122A, P1233, P1236, P1239, P1242, or P1247 | ||||||||
P1227 | Injector 2 Control Circuit Shorted | ECM | DTC P1224, P1227, P122A, P1233, P1236, P1239, P1242, or P1247 | ||||||||
P122A | Injector 3 Control Circuit Shorted | ECM | DTC P1224, P1227, P122A, P1233, P1236, P1239, P1242, or P1247 | ||||||||
P1233 | Injector 4 Control Circuit Shorted | ECM | DTC P1224, P1227, P122A, P1233, P1236, P1239, P1242, or P1247 | ||||||||
P1236 | Injector 5 Control Circuit Shorted | ECM | DTC P1224, P1227, P122A, P1233, P1236, P1239, P1242, or P1247 | ||||||||
P1239 | Injector 6 Control Circuit Shorted | ECM | DTC P1224, P1227, P122A, P1233, P1236, P1239, P1242, or P1247 | ||||||||
P1242 | Injector 7 Control Circuit Shorted | ECM | DTC P1224, P1227, P122A, P1233, P1236, P1239, P1242, or P1247 | ||||||||
P1247 | Injector 8 Control Circuit Shorted | ECM | DTC P1224, P1227, P122A, P1233, P1236, P1239, P1242, or P1247 | ||||||||
P1258 | Engine Coolant Overtemperature - Protection Mode Active | PCM | |||||||||
P1380 | Misfire Detected - Rough Road Data Not Available | PCM | DTC P1380 for the 4.3L engine or DTC P1380 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P1381 | Misfire Detected - No Communication With Brake Control Module | PCM | DTC P1381 for the 4.3L engine or DTC P1381 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P1400 | Cold Start Emission Reduction Control System | PCM | DTC P1400 for the 4.3L engine or DTC P1400 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P1448 | Diesel Particulate Filter Regeneration Frequency Too Low | ECM | |||||||||
P150C | Transmission Control Module (TCM) Engine Speed Request Circuit | ECM | DTC P150C for the 6.6L (LBZ and LLY) engine or DTC P150C for the 6.6L (LMM) engine | ||||||||
P1516 | Throttle Actuator Control (TAC) Module Throttle Actuator Position Performance | PCM | DTC P1516 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P154A | Intake Air (IA) Heater Feedback Circuit | ECM | |||||||||
P154B | Intake Air (IA) Heater Voltage Signal Circuit | ECM | |||||||||
P154C | Intake Air (IA) Heater Current Signal Circuit | ECM | |||||||||
P154D | Intake Air (IA) Heater Temperature Signal Circuits | ECM | |||||||||
P1574 | Stoplamp Switch Circuit | PCM | |||||||||
P1600 | Control Module Long Term Memory Reset | ECM | DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 for the 4.3L engine or DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P160C | Engine Calibration Information Not Programmed-GPCM | ECM | DTC P160C for the 6.6L (LBZ and LLY) engine or DTC P160C for the 6.6L (LMM) engine | ||||||||
P1621 | Control Module Long Term Memory Performance | ECM | DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 for the 4.3L engine or DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P1626 | Theft Deterrent Fuel Enable Signal Lost | PCM | |||||||||
P1627 | Control Module Analog to Digital Performance | ECM | DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 for the 4.3L engine or DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P1631 | Theft Deterrent Fuel Enable Signal Not Correct | PCM | |||||||||
P166B | Intake Air (IA) Heater Feedback Circuit | ECM | DTC P166B for the 6.6L (LMM) engine | ||||||||
P166C | Intake Air (IA) Heater Voltage Signal Circuit | ECM | DTC P166C for the 6.6L (LMM) engine | ||||||||
P1680 | Control Module Accelerator Pedal Position (APP) System Performance | ECM | DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 for the 4.3L engine or DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P1681 | CControl Module Throttle Position (TP) System Performance | ECM | DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 for the 4.3L engine or DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P1683 | Control Module Ignition Off Timer Performance | ECM | DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 for the 4.3L engine or DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P1689 | Traction Control Delivered Torque Output Circuit | PCM | |||||||||
P1810 | Transmission Fluid Pressure (TFP) Position Switch Circuit | PCM, TCM | DTC P1810 for the 4L60-E/4L65-E/4L70-E transmissions or DTC P1810 for the 4L80-E/4L85-E transmissions | ||||||||
P1816 | Transmission Fluid Pressure (TFP) Valve Position Switch Indicates Park/Neutral (P/N) with Drive Ratio | TCM | DTC P1816 for the 4L80-E/4L85-E transmissions | ||||||||
P1818 | Transmission Fluid Pressure (TFP) Valve Position Switch Indicates Drive without Drive Ratio | TCM | DTC P1818 for the 4L80-E/4L85-E transmissions | ||||||||
P2002 | Diesel Particulate Filter Low Efficiency | ECM | |||||||||
P2032 | Exhaust Gas Temperature (EGT) Sensor 2 Circuit Low Voltage | ECM | DTC P2032 or P2033 for the 6.6L (LMM) engine | ||||||||
P2033 | Exhaust Gas Temperature (EGT) Sensor 2 Circuit High Voltage | ECM | DTC P2032 or P2033 for the 6.6L (LMM) engine | ||||||||
P2066 | Fuel Level Sensor 2 Performance | PCM | |||||||||
P2067 | Fuel Level Sensor 2 Circuit Low Voltage | PCM | |||||||||
P2068 | Fuel Level Sensor 2 Circuit High Voltage | PCM | |||||||||
P20E2 | Exhaust Gas Temperature (EGT) Sensor 1-2 Correlation | ECM | |||||||||
P2101 | Control Module Throttle Actuator Position Performance | PCM | DTC P2101 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P2108 | Throttle Actuator Control (TAC) Module Performance | PCM | DTC P2108 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P2120 | Accelerator Pedal Position (APP) Sensor 1 Circuit | PCM | DTC P2120 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P2122 | Accelerator Pedal Position (APP) Sensor 1 Circuit Low Voltage | ECM | DTC P2122, P2123, P2127, P2128, or P2138 for the 6.6L (LBZ and LLY) engine or DTC P2122, P2123, P2127, P2128, or P2138 for the 6.6L (LMM) engine | ||||||||
P2123 | Accelerator Pedal Position (APP) Sensor 1 Circuit High Voltage | ECM | DTC P2122, P2123, P2127, P2128, or P2138 for the 6.6L (LBZ and LLY) engine or DTC P2122, P2123, P2127, P2128, or P2138 for the 6.6L (LMM) engine | ||||||||
P2125 | Accelerator Pedal Position (APP) Sensor 2 Circuit | PCM | DTC P2125 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P2127 | Accelerator Pedal Position (APP) Sensor 2 Circuit Low Voltage | ECM | DTC P2122, P2123, P2127, P2128, or P2138 for the 6.6L (LBZ and LLY) engine or DTC P2122, P2123, P2127, P2128, or P2138 for the 6.6L (LMM) engine | ||||||||
P2128 | Accelerator Pedal Position (APP) Sensor 2 Circuit High Voltage | ECM | DTC P2122, P2123, P2127, P2128, or P2138 for the 6.6L (LBZ and LLY) engine or DTC P2122, P2123, P2127, P2128, or P2138 for the 6.6L (LMM) engine | ||||||||
P2135 | Throttle Position (TP) Sensor 1-2 Correlation | PCM | DTC P2135 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P2138 | Accelerator Pedal Position (APP) Sensor 1-2 Correlation | ECM, PCM |
| ||||||||
P2146 | Injector Positive Voltage Control Circuit | ECM | DTC P2146, P2149, P2152, or P2155 for the 6.6L (LBZ and LLY) engine or DTC P2146, P2149, P2152, or P2155 for the 6.6L (LMM) engine | ||||||||
P2149 | Injector Positive Voltage Control Circuit Group 2 | ECM | DTC P2146, P2149, P2152, or P2155 for the 6.6L (LBZ and LLY) engine or DTC P2146, P2149, P2152, or P2155 for the 6.6L (LMM) engine | ||||||||
P2152 | Injector Positive Voltage Control Circuit Group 3 | ECM | DTC P2146, P2149, P2152, or P2155 for the 6.6L (LBZ and LLY) engine or DTC P2146, P2149, P2152, or P2155 for the 6.6L (LMM) engine | ||||||||
P2155 | Injector Positive Voltage Control Circuit Group 4 | ECM | DTC P2146, P2149, P2152, or P2155 for the 6.6L (LBZ and LLY) engine or DTC P2146, P2149, P2152, or P2155 for the 6.6L (LMM) engine | ||||||||
P2184 | Engine Coolant Temperature (ECT) Sensor 2 Circuit Low Voltage | ECM | DTC P2184 or P2185 for the 6.6L (LMM) engine | ||||||||
P2185 | Engine Coolant Temperature (ECT) Sensor 2 Circuit High Voltage | ECM | DTC P2184 or P2185 for the 6.6L (LMM) engine | ||||||||
P2199 | Intake Air Temperature (IAT) Sensor 1-2 Correlation | ECM | DTC P2199 for the 6.6L (LBZ and LLY) engine | ||||||||
P2228 | Barometric Pressure (BARO) Sensor Circuit Low Voltage | ECM | DTC P2228 or P2229 for the 6.6L (LBZ and LLY) engine or DTC P2228 or P2229 for the 6.6L (LMM) engine | ||||||||
P2229 | Barometric Pressure (BARO) Sensor Circuit High Voltage | ECM | DTC P2228 or P2229 for the 6.6L (LBZ and LLY) engine or DTC P2228 or P2229 for the 6.6L (LMM) engine | ||||||||
P2266 | Water in Fuel Sensor Circuit Low Voltage | ECM | DTC P2266 for the 6.6L (LBZ and LLY) engine or DTC P2266 for the 6.6L (LMM) engine | ||||||||
P2267 | Water in Fuel Sensor Circuit High Voltage | ECM | DTC P2267 for the 6.6L (LBZ and LLY) engine | ||||||||
P2269 | Water in Fuel | ECM | DTC P2269 for the 6.6L (LMM) engine | ||||||||
P244B | Diesel Particulate Filter Differential Pressure Too High | ECM | DTC P244B for the 6.6L (LMM) engine | ||||||||
P244C | Catalyst Temperature Too Low During Regeneration | ECM | DTC P244C for the 6.6L (LMM) engine | ||||||||
P2453 | Diesel Particulate Filter Differential Pressure Sensor Performance | ECM | DTC P2453 for the 6.6L (LMM) engine | ||||||||
P2454 | Diesel Particulate Filter Differential Pressure Sensor Circuit Low Voltage | ECM | DTC P2454 or P2455 for the 6.6L (LMM) engine | ||||||||
P2455 | Diesel Particulate Filter Differential Pressure Sensor Circuit High Voltage | ECM | DTC P2454 or P2455 for the 6.6L (LMM) engine | ||||||||
P2459 | Diesel Particulate Filter Regeneration Frequency (too High) | ECM | DTC P2459 for the 6.6L (LMM) engine | ||||||||
P2463 | Diesel Particulate Filter - Soot Accumulation | ECM | DTC P2463 for the 6.6L (LMM) engine | ||||||||
P2510 | Engine Control Module Relay Circuit | ECM | DTC P2510 for the 6.6L (LBZ and LLY) engine or DTC P0602, P0606, P060B, P061C, P062C, P062F, or P2610 for the 6.6L (LMM) engine | ||||||||
P2534 | Ignition 1 Switch Circuit Low Voltage | TCM | DTC P2534 for the 4L80-E/4L85-E transmissions | ||||||||
P2544 | Transmission Torque Request Circuit | ECM | DTC P2544 for the 6.6L (LBZ and LLY) engine or DTC P2544 for the 6.6L (LMM) engine | ||||||||
P2563 | Turbocharger Boost Control Position Sensor Performance | ECM | DTC P2563 for the 6.6L (LBZ and LLY) engine or DTC P2563 for the 6.6L (LMM) engine | ||||||||
P2564 | Turbocharger Boost Control Position Sensor Circuit Low Voltage | ECM | DTC P2564 or P2565 for the 6.6L (LBZ and LLY) engine or DTC P2564 or P2565 for the 6.6L (LMM) engine | ||||||||
P2565 | Turbocharger Boost Control Position Sensor Circuit High Voltage | ECM | DTC P2564 or P2565 for the 6.6L (LBZ and LLY) engine or DTC P2564 or P2565 for the 6.6L (LMM) engine | ||||||||
P2610 | Control Module Ignition Off Timer Performance | PCM |
| ||||||||
P268A | Fuel Injector Calibration Data Not Programmed | ECM | DTC P268A for the 6.6L (LBZ and LLY) engine or DTC P268A for the 6.6L (LMM) engine | ||||||||
P268C | Injector 1 Calibration Incorrect | ECM | DTC P268C-P268F or P2690-P2693 for the 6.6L (LMM) engine | ||||||||
P268D | Injector 2 Calibration Incorrect | ECM | DTC P268C-P268F or P2690-P2693 for the 6.6L (LMM) engine | ||||||||
P268E | Injector 3 Calibration Incorrect | ECM | DTC P268C-P268F or P2690-P2693 for the 6.6L (LMM) engine | ||||||||
P268F | Injector 4 Calibration Incorrect | ECM | DTC P268C-P268F or P2690-P2693 for the 6.6L (LMM) engine | ||||||||
P2690 | Injector 5 Calibration Incorrect | ECM | DTC P268C-P268F or P2690-P2693 for the 6.6L (LMM) engine | ||||||||
P2691 | Injector 6 Calibration Incorrect | ECM | DTC P268C-P268F or P2690-P2693 for the 6.6L (LMM) engine | ||||||||
P2692 | Injector 7 Calibration Incorrect | ECM | DTC P268C-P268F or P2690-P2693 for the 6.6L (LMM) engine | ||||||||
P2693 | Injector 8 Calibration Incorrect | ECM | DTC P268C-P268F or P2690-P2693 for the 6.6L (LMM) engine | ||||||||
P2761 | Torque Converter Clutch (TCC) Pressure Control (PC) Solenoid Control Circuit | PCM | DTC P2761 for the 4L60-E/4L65-E/4L70-E transmissions or DTC P2761 for the 4L80-E/4L85-E transmissions | ||||||||
P2763 | Torque Converter Clutch (TCC) Pressure Control (PC) Solenoid Control Circuit High Voltage | TCM | DTC P2763 for the 4L80-E/4L85-E transmissions | ||||||||
P2764 | Torque Converter Clutch (TCC) Pressure Control (PC) Solenoid Control Circuit Low Voltage | TCM | DTC P2764 for the 4L80-E/4L85-E transmissions | ||||||||
P2A01 | HO2S Performance Bank 1 Sensor 2 | PCM | DTC P2A01 or P2A04 for the 4.3L engine or DTC P2A01 or P2A04 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
P2A04 | HO2S Performance Bank 2 Sensor 2 | PCM | DTC P2A01 or P2A04 for the 4.3L engine or DTC P2A01 or P2A04 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
U0073 | High Speed Communication Bus | ECM, GPCM, TCM | |||||||||
U0100 | Lost Communication With Engine Control Module (ECM) | Coolant Heater Control Module, GPCM, TCM | |||||||||
U0101 | Lost Communication With Transmission Control Module (TCM) | Coolant Heater Control Module, ECM, GPCM | |||||||||
U0106 | Lost Communication With Glow Plug Control Module | Coolant Heater Control Module, ECM, TCM | |||||||||
U0107 | Lost Communications With Throttle Actuator Control (TAC) Module | PCM | DTC U0107 for the 4.8L, 5.3L, and 6.0L engine | ||||||||
U0166 | Lost Communication With Auxiliary Heater Control Module (FOH) (Coolant Heater) | ECM, GPCM, TCM | |||||||||
U1000 | Class 2 Data Link | BCM, EBCM, IPC, PCM, Radio, RCDLR, SDM, VCIM | |||||||||
U1016 | Lost Communications with Powertrain Control Module (PCM) | BCM, EBCM, IPC, Radio, RCDLR, SDM, VCIM | |||||||||
U1041 | Lost Communications With Electronic Brake Control Module (EBCM) | BCM, IPC, PCM, Radio, RCDLR, SDM, VCIM | |||||||||
U1064 | Lost Communications with Body Control Module (BCM) | EBCM, IPC, PCM, Radio, RCDLR, SDM, VCIM | |||||||||
U1088 | Lost Communications with Sensing and Diagnostic Module (SDM) | BCM, EBCM, IPC, PCM, Radio, RCDLR, VCIM | |||||||||
U1096 | Lost Communications with Instrument Panel Cluster (IPC) | BCM, EBCM, PCM, Radio, RCDLR, SDM, VCIM | |||||||||
U1111 | Lost Communications With Chime Module | BCM | |||||||||
U1128 | Lost Communications With Radio | SDM, VCIM | |||||||||
U1151 | Lost Communications with Vehicle Communications Interface Module (OnStar®) | Radio | |||||||||
U1176 | Lost Communications With Remote Control Door Lock Receiver (RCDLR) | BCM | |||||||||
U1255 | Class 2 Data Link | BCM, EBCM, IPC, PCM, Radio, RCDLR, SDM, VCIM | |||||||||
U1300 | Class 2 Data Link Low | IPC, PCM, Radio, SDM, VCIM | |||||||||
U1301 | Class 2 Data Link High | IPC, PCM, Radio, SDM, VCIM | |||||||||
U1305 | Class 2 Data Link Low or High | BCM, RCDLR | |||||||||
1049 | PPS System Fault | PPS | |||||||||
1050 | PPS System Fault | PPS | |||||||||
1051 | Initialization/Preload Fault | PPS | |||||||||
1052 | PPS Preload Failure Region 1 | PPS | |||||||||
1053 | PPS Preload Failure Region 2 | PPS | |||||||||
1054 | PPS Preload Failure Region 3 | PPS | |||||||||
1055 | PPS Preload Failure Region 4 | PPS | |||||||||
1056 | PPS Preload Failure Region 5 | PPS | |||||||||
1057 | PPS Preload Failure Region 6 | PPS | |||||||||
1058-1062 | PPS Communication Fault | PPS | |||||||||
1063 | Discard System | PPS | |||||||||
2036-2045 | Internal Electronic Performance 2 | PPS | |||||||||
3011-3035 | Internal Electronic Performance 1 | PPS | |||||||||
