GM Service Manual Online
For 1990-2009 cars only

This master DTC list includes all applicable DTCs in alphanumeric order with descriptors.

DTC

DTC Descriptor

Module That Sets the DTC

Diagnostic Procedure

B0012

Right Front/Passenger Frontal Deployment Loop (stage 2) Resistance Low

SDM

DTC B0012, B0013, B0014, B0016, B0017, or B0018 in SIR

B0013

Right Front/Passenger Frontal Deployment Loop (stage 2) Open

SDM

DTC B0012, B0013, B0014, B0016, B0017, or B0018 in SIR

B0014

Right Front/Passenger Frontal Deployment Loop (stage 2) Voltage Out of Range

SDM

DTC B0012, B0013, B0014, B0016, B0017, or B0018 in SIR

B0016

Right Front/Passenger Frontal Deployment Loop (single stage or stage 1) Resistance Low

SDM

DTC B0012, B0013, B0014, B0016, B0017, or B0018 in SIR

B0017

Right Front/Passenger Frontal Deployment Loop (single stage or stage 1) Open

SDM

DTC B0012, B0013, B0014, B0016, B0017, or B0018 in SIR

B0018

Right Front/Passenger Frontal Deployment Loop (single stage or stage 1) Voltage Out of Range

SDM

DTC B0012, B0013, B0014, B0016, B0017, or B0018 in SIR

B0022

Left Front/Driver Frontal Deployment Loop (single stage or Stage 1) Resistance Low

SDM

DTC B0022, B0024, B0026, B0042, B0043, or B0044 in SIR

B0024

Left Front/Driver Frontal Deployment Loop (single stage or Stage 1) Voltage Out of Range

SDM

DTC B0022, B0024, B0026, B0042, B0043, or B0044 in SIR

B0026

Left Front/Driver Frontal Deployment Loop (single stage or Stage 1) Open

SDM

DTC B0022, B0024, B0026, B0042, B0043, or B0044 in SIR

B0042

Left Front/Driver Frontal Deployment Loop Stage 2 Resistance Low

SDM

DTC B0022, B0024, B0026, B0042, B0043, or B0044 in SIR

B0043

Left Front/Driver Frontal Deployment Loop Stage 2 Voltage Out of Range

SDM

DTC B0022, B0024, B0026, B0042, B0043, or B0044 in SIR

B0044

Left Front/Driver Frontal Deployment Loop Stage 2 Open

SDM

DTC B0022, B0024, B0026, B0042, B0043, or B0044 in SIR

B0051

Deployment Commanded

SDM

DTC B0051 in SIR

B0053

Deployment Commanded With Loop DTCs Present

SDM

DTC B0053 in SIR

B0057

Right Front/Passenger Pretensioner Deployment Loop Resistance Low

SDM

DTC B0057, B0058, or B0059 in SIR

B0058

Right Front/Passenger Pretensioner Deployment Loop Open

SDM

DTC B0057, B0058, or B0059 in SIR

B0059

Right Front/Passenger Pretensioner Deployment Loop Voltage Out of Range

SDM

DTC B0057, B0058, or B0059 in SIR

B0061

Left Front/Driver Roof Rail/Head Curtain Bag Deployment Loop Resistance Low

SDM

DTC B0061, B0062, or B0068 in SIR

B0062

Left Front/Driver Roof Rail/Head Curtain Bag Deployment Loop Open

SDM

DTC B0061, B0062, or B0068 in SIR

B0064

Left Front/Driver Pretensioner Deployment Loop Resistance Low

SDM

DTC B0064, B0065, or B0066 in SIR

B0065

Left Front/Driver Pretensioner Deployment Loop Open

SDM

DTC B0064, B0065, or B0066 in SIR

B0066

Left Front/Driver Pretensioner Deployment Loop Voltage Out of Range

SDM

DTC B0064, B0065, or B0066 in SIR

B0068

Left Front/Driver Roof Rail/Head Curtain Bag Deployment Loop Voltage Out of Range

SDM

DTC B0061, B0062, or B0068 in SIR

B0069

Right Front/Passenger Roof Rail/Head Curtain Bag Deployment Loop Resistance Low

SDM

DTC B0069, B0070, or B0071 in SIR

B0070

Right Front/Passenger Roof Rail/Head Curtain Bag Deployment Loop Open

SDM

DTC B0069, B0070, or B0071 in SIR

B0071

Right Front/Passenger Roof Rail/Head Curtain Bag Deployment Loop Voltage Out of Range

SDM

DTC B0069, B0070, or B0071 in SIR

B0077

Left Front/Driver Side Impact Sensor (SIS) Performance

SDM

DTC B0077, B0078, B0079, B0080, B0081, or B0082 in SIR

B0078

Right Front/Passenger Side Impact Sensor (SIS) Performance

SDM

DTC B0077, B0078, B0079, B0080, B0081, or B0082 in SIR

B0079

Incorrect Left Front/Driver Side Impact Sensor (SIS) Installed

SDM

DTC B0077, B0078, B0079, B0080, B0081, or B0082 in SIR

B0080

Discard Left Front/Driver Side Impact Sensor (SIS)

SDM

DTC B0077, B0078, B0079, B0080, B0081, or B0082 in SIR

B0081

Incorrect Right Front/Passenger Side Impact Sensor (SIS) Installed

SDM

DTC B0077, B0078, B0079, B0080, B0081, or B0082 in SIR

B0082

Discard Right Front/Passenger Side Impact Sensor (SIS)

SDM

DTC B0077, B0078, B0079, B0080, B0081, or B0082 in SIR

B0083

Right Front/Passenger Seat Position Sensor Circuit

SDM

DTC B0083 or B0084 in SIR

B0084

Left Front/Driver Seat Position Sensor Circuit

SDM

DTC B0083 or B0084 in SIR

B0090

Active Switch Voltage Out of Range

SDM

DTC B0090 in SIR

B0091

Active Switch: Wrong State

SDM

DTC B0091 in SIR

B0100

Electronic Front End Sensor 1 Performance

SDM

DTC B0100, B0101, B0102, B0103, B0104, or B0105 in SIR

B0101

Discard Electronic Front End Sensor 1

SDM

DTC B0100, B0101, B0102, B0103, B0104, or B0105 in SIR

B0102

Incorrect Electronic Front End Sensor 1 Installed

SDM

DTC B0100, B0101, B0102, B0103, B0104, or B0105 in SIR

B0103

Electronic Front End Sensor 2 Performance

SDM

DTC B0100, B0101, B0102, B0103, B0104, or B0105 in SIR

B0104

Discard Electronic Front End Sensor 2

SDM

DTC B0100, B0101, B0102, B0103, B0104, or B0105 in SIR

B0105

Incorrect Electronic Front End Sensor 2 Installed

SDM

DTC B0100, B0101, B0102, B0103, B0104, or B0105 in SIR

B0527

Right Turn Signal Circuit Low

BCM

DTC B0527, B0528, or B0529 in Lighting Systems

B0528

Right Turn Signal Circuit High

BCM

DTC B0527, B0528, or B0529 in Lighting Systems

B0529

Right Turn Signal Circuit Open

BCM

DTC B0527, B0528, or B0529 in Lighting Systems

B0532

Left Turn Signal Circuit Low

BCM

DTC B0532, B0533, or B0534 in Lighting Systems

B0533

Left Turn Signal Circuit High

BCM

DTC B0532, B0533, or B0534 in Lighting Systems

B0534

Left Turn Signal Circuit Open

BCM

DTC B0532, B0533, or B0534 in Lighting Systems

B0827

Traction Control System

EBCM

DTC B0827 in Antilock Brake System

B0828

Traction Control System Off Indicator Circuit High

EBCM

DTC B0828 in Antilock Brake System

B1000

Electronic Control Unit (ECU) Performance

BCM, IPC, MSM, Radio, RCDLR, RDM, SDM

DTC B1000 in Computer/Integrating Systems

B1001

Option Configuration Error

BCM

DTC B1001 in Computer/Integrating Systems

Radio

DTC B1001 in Entertainment

SDM

DTC B1001 in SIR

B1004

Keep Alive Memory (KAM) Reset

IPC

DTC B1004 in Computer/Integrating Systems

B1007

EEPROM Write Error

RDM

DTC B1007 in Computer/Integrating Systems

B1009

EEPROM Checksum Mismatch

RDM

DTC B1009 in Computer/Integrating Systems

B1025

Audio Output 1 Circuit

Radio

DTC B1025, B1035, B1045, or B1055 in Entertainment

B1035

Audio Output 2 Circuit

Radio

DTC B1025, B1035, B1045, or B1055 in Entertainment

B1045

Audio Output 3 Circuit

Radio

DTC B1025, B1035, B1045, or B1055 in Entertainment

B1055

Audio Output 4 Circuit

Radio

DTC B1025, B1035, B1045, or B1055 in Entertainment

B1259

Antenna Ground Circuit

DRR

DTC B1259 in Entertainment

B1372

Device Ignition 1 Circuit Low

BCM

DTC B1372, B1373, or B1374 in Computer/Integrating Systems

B1373

Device Ignition 1 Circuit High

BCM

DTC B1372, B1373, or B1374 in Computer/Integrating Systems

B1382

Device Ignition Accessory Circuit Low

BCM

DTC B1382, B1383, or B1384 in Computer/Integrating Systems

B1383

Device Ignition Accessory Circuit High

BCM

DTC B1382, B1383, or B1384 in Computer/Integrating Systems

B1420

Device Voltage

BCM

DTC B1420 in Computer/Integrating Systems

B1442

Device Ignition OFF, RUN, and CRANK Circuit Open

BCM

DTC B1441, B1442, or B1443 in Computer/Integrating Systems

B1443

Device Ignition OFF, RUN, and CRANK Circuit High

BCM

DTC B1441, B1442, or B1443 in Computer/Integrating Systems

B1477

Retained Accessory Power Circuit Low

BCM

DTC B1477 or B1478 in Computer/Integrating Systems

B1478

Retained Accessory Power Circuit High

BCM

DTC B1477 or B1478 in Computer/Integrating Systems

B2455

Cellular Phone Microphone Circuit Malfunction

OnStar® VCIM

DTC B2455 in Cellular Communication

B2470

Cellular Phone Antenna Circuit Malfunction

OnStar® VCIM

DTC B2470 in Cellular Communication

B2476

Cellular Phone Select Service Switch Malfunction (3 button assembly)

OnStar® VCIM

DTC B2476 in Cellular Communication

B2482

Cellular Phone Select Service Switch Range/Performance

OnStar® VCIM

DTC B2482 in Cellular Communication

B2483

Global Positioning System (GPS) Sensor Circuit Low

OnStar® VCIM

DTC B2483 or B2484 in Cellular Communication

B2484

Global Positioning System (GPS) Sensor Circuit Open

OnStar® VCIM

DTC B2483 or B2484 in Cellular Communication

B2532

Front Fog Lamps Control Circuit Low

BCM

DTC B2532 or B2533 in Lighting Systems

B2533

Front Fog Lamps Control Circuit High

BCM

DTC B2532 or B2533 in Lighting Systems

B2557

Passenger Compartment Lamp Control Circuit Low

BCM

DTC B2557 or B2558 in Lighting Systems

B2558

Passenger Compartment Lamp Control Circuit High

BCM

DTC B2557 or B2558 in Lighting Systems

B2562

Cargo Lamp Control Circuit Low

BCM

DTC B2562 or B2563 in Lighting Systems

B2563

Cargo Lamp Control Circuit High

BCM

DTC B2562 or B2563 in Lighting Systems

B2575

Headlamp Control Circuit

BCM

DTC B2575 in Lighting Systems

B2582

Headlamp High Beam Control Circuit Low

BCM

DTC B2582 or B2583 in Lighting Systems

B2583

Headlamp High Beam Control Circuit High

BCM

DTC B2582 or B2583 in Lighting Systems

B2585

Park Lamp Control Circuit

BCM

DTC B2585 in Lighting Systems

B2622

Display Dimming Pulse Width Modulation (PWM) Input Circuit Low

BCM

DTC B2622 or B2623 in Lighting Systems

B2623

Display Dimming Pulse Width Modulation (PWM) Input Circuit High

BCM

DTC B2622 or B2623 in Lighting Systems

B2624

Display Dimming Pulse Width Modulation (PWM) Input Circuit Open

BCM

DTC B2624 in Lighting Systems

B2647

Ambient Light Sensor Circuit Low

BCM

DTC B2647 or B2648 in Lighting Systems

B2648

Ambient Light Sensor Circuit High

BCM

DTC B2647 or B2648 in Lighting Systems

B2707

Gearshift Unlock Circuit Low

BCM

DTC B2707 in Shift Lock Control

B2708

Gearshift Unlock Circuit High

BCM

DTC B2708 in Shift Lock Control

B2725

Active Transfer Case (ATC) Mode Switch Circuit Malfunction

TCSCM

DTC B2725 in Transfer Case - Isuzu T150

B2745

Traction Control Switch Circuit

EBCM

DTC B2745 in Antilock Brake System

B2957

Security System Sensor Data Circuit Low

BCM

DTC B2957 in Theft Deterrent

B2958

Security System Sensor Data Circuit High

BCM

DTC B2958 in Theft Deterrent

B2960

Security System Sensor Data Incorrect but Valid

BCM

DTC B2960 in Theft Deterrent

B3031

Security System Controller In Learn Mode

BCM

DTC B3031 in Theft Deterrent

B3033

Security System Indicates Tamper

BCM

DTC B3033 in Theft Deterrent

B3142

Unlock Switch Circuit Low

BCM

DTC B3142 or B3143 in Doors

B3143

Unlock Switch Circuit High

BCM

DTC B3142 or B3143 in Doors

B3152

Lock Switch Circuit Low

BCM

DTC B3152 or B3153 in Doors

B3153

Lock Switch Circuit High

BCM

DTC B3152 or B3153 in Doors

B3717

Front Wiper Relay Drive Circuit Low

BCM

DTC B3715, B3716, B3717, B3718, or B3719 in Wipers/Washer Systems

B3718

Front Wiper Relay Drive Circuit High

BCM

DTC B3715, B3716, B3717, B3718, or B3719 in Wipers/Washer Systems

C0035

LF Wheel Speed Sensor Circuit

EBCM

DTC C0035 in Antilock Brake System

C0040

RF Wheel Speed Sensor Circuit

EBCM

DTC C0040 in Antilock Brake System

C0055

Rear Wheel Speed Sensor Circuit

EBCM

DTC C0055 in Antilock Brake System

C0110

Pump Motor Circuit

EBCM

DTC C0110 in Antilock Brake System

C0191

All Wheel Drive (AWD)/Four Wheel Drive (4WD) Reference Accelerometer Circuit

EBCM

DTC C0191 in Antilock Brake System

C0201

Antilock Brake System (ABS) Enable Relay Contact Circuit

EBCM

DTC C0201 in Antilock Brake System

C0220

Left Front ABS Channel in Release Too Long

EBCM

DTC C0220-C0229 in Antilock Brake System

C0221

Right Front ABS Channel in Release Too Long

EBCM

DTC C0220-C0229 in Antilock Brake System

C0222

Rear Antilock Brake System (ABS) Channel in Release Too Long

EBCM

DTC C0220-C0229 in Antilock Brake System

C0240

PCM Traction Control Not Allowed

EBCM, PCM

DTC C0240 or P0856 in Antilock Brake System

C0244

Pulse Width Modulated (PWM) Delivered Torque

EBCM, PCM

DTC C0244 or P1689 in Antilock Brake System

C0245

Wheel Speed Sensor Frequency Error

EBCM, PCM

DTC C0245 in Antilock Brake System

C0268

Class 2 Data Error Reported

BCM, IPC, EBCM, PCM, TCSCM

DTC C0267 or C0268 and C067 or C068 in Antilock Brake System

C0327

Encoder Circuit Malfunction

TCSCM

DTC C0327 in Transfer Case - Isuzu T150

C0550

Electronic Control Unit (ECU) Performance

EBCM, TCSCM

DTC C0550 in Antilock Brake System

or

DTC C0550 in Transfer Case - Isuzu T150

C0899

Device Voltage Low

EBCM

DTC C0899 in Antilock Brake System

C0900

Device Voltage High

EBCM

DTC C0900 in Antilock Brake System

P0013

Exhaust Camshaft Position (CMP) Actuator Solenoid Control Circuit

PCM

DTC P0013 in Engine Controls - 2.8L (LK5)

Exhaust Camshaft Position (CMP) Actuator Solenoid Control Circuit Bank 1

PCM

DTC P0013 in Engine Controls - 3.5L (L52)

P0014

Exhaust Camshaft Position (CMP) System Performance

PCM

DTC P0014 in Engine Controls - 2.8L (LK5)

Exhaust Camshaft Position (CMP) System Performance Bank 1

PCM

DTC P0014 in Engine Controls - 3.5L (L52)

P0016

Crankshaft Position (CKP) Intake Camshaft Position (CMP) Correlation

PCM

DTC P0016 in Engine Controls - 3.5L (L52)

P0017

Crankshaft Position (CKP) Exhaust Camshaft Position (CMP) Correlation

PCM

DTC P0017 in Engine Controls - 2.8L (LK5)

or

DTC P0017 in Engine Controls - 3.5L (L52)

P0030

HO2S Heater Control Circuit Sensor 1

PCM

DTC P0030 or P0036 in Engine Controls - 2.8L (LK5)

HO2S Heater Control Circuit Bank 1 Sensor 1

PCM

DTC P0030 or P0036 in Engine Controls - 3.5L (L52)

P0036

HO2S Heater Control Circuit Sensor 2

PCM

DTC P0030 or P0036 in Engine Controls - 2.8L (LK5)

HO2S Heater Control Circuit Bank 1 Sensor 2

PCM

DTC P0030 or P0036 in Engine Controls - 3.5L (L52)

P0068

Throttle Body Airflow Performance

PCM

DTC P0068 in Engine Controls - 2.8L (LK5)

or

DTC P0068 in Engine Controls - 3.5L (L52)

P0101

Mass Air Flow (MAF) Sensor Performance

PCM

DTC P0101 in Engine Controls - 2.8L (LK5)

or

DTC P0101 in Engine Controls - 3.5L (L52)

P0102

Mass Air Flow (MAF) Sensor Circuit Low Frequency

PCM

DTC P0102 in Engine Controls - 2.8L (LK5)

or

DTC P0102 in Engine Controls - 3.5L (L52)

P0103

Mass Air Flow (MAF) Sensor Circuit High Frequency

PCM

DTC P0103 in Engine Controls - 2.8L (LK5)

or

DTC P0103 in Engine Controls - 3.5L (L52)

P0106

Manifold Absolute Pressure (MAP) Sensor Performance

PCM

DTC P0106 in Engine Controls - 2.8L (LK5)

or

DTC P0106 in Engine Controls - 3.5L (L52)

P0107

Manifold Absolute Pressure (MAP) Sensor Circuit Low Voltage

PCM

DTC P0107 in Engine Controls - 2.8L (LK5)

or

DTC P0107 in Engine Controls - 3.5L (L52)

P0108

Manifold Absolute Pressure (MAP) Sensor Circuit High Voltage

PCM

DTC P0108 in Engine Controls - 2.8L (LK5)

or

DTC P0108 in Engine Controls - 3.5L (L52)

P0112

Intake Air Temperature (IAT) Sensor Circuit Low Voltage

PCM

DTC P0112 in Engine Controls - 2.8L (LK5)

or

DTC P0112 in Engine Controls - 3.5L (L52)

P0113

Intake Air Temperature (IAT) Sensor Circuit High Voltage

PCM

DTC P0113 in Engine Controls - 2.8L (LK5)

or

DTC P0113 in Engine Controls - 3.5L (L52)

P0117

Engine Coolant Temperature (ECT) Sensor Circuit Low Voltage

PCM

DTC P0117 in Engine Controls - 2.8L (LK5)

or

DTC P0117 in Engine Controls - 3.5L (L52)

P0118

Engine Coolant Temperature (ECT) Sensor Circuit High Voltage

PCM

DTC P0118 in Engine Controls - 2.8L (LK5)

or

DTC P0118 in Engine Controls - 3.5L (L52)

P0120

Throttle Position (TP) Sensor 1 Circuit

PCM

DTC P0120 in Engine Controls - 2.8L (LK5)

or

DTC P0120 in Engine Controls - 3.5L (L52)

P0121

Throttle Position (TP) Sensor 1 Performance

PCM

DTC P0121 in Engine Controls - 2.8L (LK5)

or

DTC P0121 in Engine Controls - 3.5L (L52)

P0122

Throttle Position (TP) Sensor 1 Circuit Low Voltage

PCM

DTC P0122 in Engine Controls - 2.8L (LK5)

or

DTC P0122 in Engine Controls - 3.5L (L52)

P0123

Throttle Position (TP) Sensor 1 Circuit High Voltage

PCM

DTC P0123 in Engine Controls - 2.8L (LK5)

or

DTC P0123 in Engine Controls - 3.5L (L52)

P0125

Engine Coolant Temperature (ECT) Insufficient for Closed Loop Fuel Control

PCM

DTC P0125 in Engine Controls - 2.8L (LK5)

or

DTC P0125 in Engine Controls - 3.5L (L52)

P0128

Engine Coolant Temperature (ECT) Below Thermostat Regulating Temperature

PCM

DTC P0128 in Engine Controls - 2.8L (LK5)

or

DTC P0128 in Engine Controls - 3.5L (L52)

P0130

HO2S Circuit Sensor 1

PCM

DTC P0130 in Engine Controls - 2.8L (LK5)

HO2S Circuit Bank 1 Sensor 1

PCM

DTC P0130 in Engine Controls - 3.5L (L52)

P0131

HO2S Circuit Low Voltage Sensor 1

PCM

DTC P0131 in Engine Controls - 2.8L (LK5)

HO2S Circuit Low Voltage Bank 1 Sensor 1

PCM

DTC P0131 in Engine Controls - 3.5L (L52)

P0132

HO2S Circuit High Voltage Sensor 1

PCM

DTC P0132 in Engine Controls - 2.8L (LK5)

HO2S Circuit High Voltage Bank 1 Sensor 1

PCM

DTC P0132 in Engine Controls - 3.5L (L52)

P0133

HO2S Slow Response Sensor 1

PCM

DTC P0133 in Engine Controls - 2.8L (LK5)

HO2S Slow Response Bank 1 Sensor 1

PCM

DTC P0133 in Engine Controls - 3.5L (L52)

P0134

HO2S Circuit Insufficient Activity Sensor 1

PCM

DTC P0134 in Engine Controls - 2.8L (LK5)

HO2S Circuit Insufficient Activity Bank 1 Sensor 1

PCM

DTC P0134 in Engine Controls - 3.5L (L52)

P0135

HO2S Heater Performance Sensor 1

PCM

DTC P0135 in Engine Controls - 2.8L (LK5)

HO2S Heater Performance Bank 1 Sensor 1

PCM

DTC P0135 in Engine Controls - 3.5L (L52)

P0136

HO2S Circuit Sensor 2

PCM

DTC P0136 in Engine Controls - 2.8L (LK5)

HO2S Circuit Bank 1 Sensor 2

PCM

DTC P0136 in Engine Controls - 3.5L (L52)

P0137

HO2S Circuit Low Voltage Sensor 2

PCM

DTC P0137 in Engine Controls - 2.8L (LK5)

HO2S Circuit Low Voltage Bank 1 Sensor 2

PCM

DTC P0137 in Engine Controls - 3.5L (L52)

P0138

HO2S Circuit High Voltage Sensor 2

PCM

DTC P0138 in Engine Controls - 2.8L (LK5)

HO2S Circuit High Voltage Bank 1 Sensor 2

PCM

DTC P0138 in Engine Controls - 3.5L (L52)

P0140

HO2S Circuit Insufficient Activity Sensor 2

PCM

DTC P0140 in Engine Controls - 2.8L (LK5)

HO2S Circuit Insufficient Activity Bank 1 Sensor 2

PCM

DTC P0140 in Engine Controls - 3.5L (L52)

P0141

HO2S Heater Performance Sensor 2

PCM

DTC P0141 in Engine Controls - 2.8L (LK5)

HO2S Heater Performance Bank 1 Sensor 2

PCM

DTC P0141 in Engine Controls - 3.5L (L52)

P0171

Fuel Trim System Lean

PCM

DTC P0171 in Engine Controls - 2.8L (LK5)

or

DTC P0171 in Engine Controls - 3.5L (L52)

P0172

Fuel Trim System Rich

PCM

DTC P0172 in Engine Controls - 2.8L (LK5)

or

DTC P0172 in Engine Controls - 3.5L (L52)

P0201

Injector 1 Control Circuit

PCM

DTC P0201, P0202, P0203, or P0204 in Engine Controls - 2.8L (LK5)

or

DTC P0201, P0202, P0203, P0204, or P0205 in Engine Controls - 3.5L (L52)

P0202

Injector 2 Control Circuit

PCM

DTC P0201, P0202, P0203, or P0204 in Engine Controls - 2.8L (LK5)

or

DTC P0201, P0202, P0203, P0204, or P0205 in Engine Controls - 3.5L (L52)

P0203

Injector 3 Control Circuit

PCM

DTC P0201, P0202, P0203, or P0204 in Engine Controls - 2.8L (LK5)

or

DTC P0201, P0202, P0203, P0204, or P0205 in Engine Controls - 3.5L (L52)

P0204

Injector 4 Control Circuit

PCM

DTC P0201, P0202, P0203, or P0204 in Engine Controls - 2.8L (LK5)

or

DTC P0201, P0202, P0203, P0204, or P0205 in Engine Controls - 3.5L (L52)

P0205

Injector 5 Control Circuit

PCM

DTC P0201, P0202, P0203, P0204, or P0205 in Engine Controls - 3.5L (L52)

P0218

Transmission Fluid Overtemperature

PCM

DTC P0218 in Automatic Transmission - 4L60-E/4L65-E

P0220

Throttle Position (TP) Sensor 2 Circuit

PCM

DTC P0220 in Engine Controls - 2.8L (LK5)

or

DTC P0220 in Engine Controls - 3.5L (L52)

P0222

Throttle Position (TP) Sensor 2 Circuit Low Voltage

PCM

DTC P0222 in Engine Controls - 2.8L (LK5)

or

DTC P0222 in Engine Controls - 3.5L (L52)

P0223

Throttle Position (TP) Sensor 2 Circuit High Voltage

PCM

DTC P0223 in Engine Controls - 2.8L (LK5)

or

DTC P0223 in Engine Controls - 3.5L (L52)

P0230

Fuel Pump Relay Control Circuit

PCM

DTC P0230 in Engine Controls - 2.8L (LK5)

or

DTC P0230 in Engine Controls - 3.5L (L52)

P0300

Engine Misfire Detected

PCM

DTC P0300 in Engine Controls - 2.8L (LK5)

or

DTC P0300 in Engine Controls - 3.5L (L52)

P0301

Cylinder 1 Misfire Detected

PCM

DTC P0301-P0304 in Engine Controls - 2.8L (LK5)

or

DTC P0301-P0305 in Engine Controls - 3.5L (L52)

P0302

Cylinder 2 Misfire Detected

PCM

DTC P0301-P0304 in Engine Controls - 2.8L (LK5)

or

DTC P0301-P0305 in Engine Controls - 3.5L (L52)

P0303

Cylinder 3 Misfire Detected

PCM

DTC P0301-P0304 in Engine Controls - 2.8L (LK5)

or

DTC P0301-P0305 in Engine Controls - 3.5L (L52)

P0304

Cylinder 4 Misfire Detected

PCM

DTC P0301-P0304 in Engine Controls - 2.8L (LK5)

or

DTC P0301-P0305 in Engine Controls - 3.5L (L52)

P0305

Cylinder 5 Misfire Detected

PCM

DTC P0301-P0305 in Engine Controls - 3.5L (L52)

P0315

Crankshaft Position (CKP) System Variation Not Learned

PCM

DTC P0315 in Engine Controls - 2.8L (LK5)

or

DTC P0315 in Engine Controls - 3.5L (L52)

P0325

Knock Sensor (KS) Circuit

PCM

DTC P0325 in Engine Controls - 2.8L (LK5)

or

DTC P0325 in Engine Controls - 3.5L (L52)

P0326

Knock Sensor (KS) Performance

PCM

DTC P0326 in Engine Controls - 2.8L (LK5)

or

DTC P0326 in Engine Controls - 3.5L (L52)

P0327

Knock Sensor 1 Circuit

PCM

DTC P0327 in Engine Controls - 2.8L (LK5)

or

DTC P0327 or P0332 in Engine Controls - 3.5L (L52)

P0332

Knock Sensor 2 Circuit

PCM

DTC P0327 or P0332 in Engine Controls - 3.5L (L52)

P0335

Crankshaft Position (CKP) Sensor Circuit

PCM

DTC P0335 in Engine Controls - 2.8L (LK5)

or

DTC P0335 in Engine Controls - 3.5L (L52)

P0336

Crankshaft Position (CKP) Sensor Performance

PCM

DTC P0336 in Engine Controls - 2.8L (LK5)

or

DTC P0336 in Engine Controls - 3.5L (L52)

P0340

Intake Camshaft Position (CMP) Sensor Circuit

PCM

DTC P0340 in Engine Controls - 3.5L (L52)

P0341

Intake Camshaft Position (CMP) Sensor Performance

PCM

DTC P0341 in Engine Controls - 3.5L (L52)

P0351

Ignition Coil 1 Control Circuit

PCM

DTC P0351-P0354 in Engine Controls - 2.8L (LK5)

or

DTC P0351-P0355 in Engine Controls - 3.5L (L52)

P0352

Ignition Coil 2 Control Circuit

PCM

DTC P0351-P0354 in Engine Controls - 2.8L (LK5)

or

DTC P0351-P0355 in Engine Controls - 3.5L (L52)

P0353

Ignition Coil 3 Control Circuit

PCM

DTC P0351-P0354 in Engine Controls - 2.8L (LK5)

or

DTC P0351-P0355 in Engine Controls - 3.5L (L52)

P0354

Ignition Coil 4 Control Circuit

PCM

DTC P0351-P0354 in Engine Controls - 2.8L (LK5)

or

DTC P0351-P0355 in Engine Controls - 3.5L (L52)

P0355

Ignition Coil 5 Control Circuit

PCM

DTC P0351-P0355 in Engine Controls - 3.5L (L52)

P0365

Exhaust Camshaft Position (CMP) Sensor Circuit

PCM

DTC P0365 in Engine Controls - 2.8L (LK5)

or

DTC P0365 in Engine Controls - 3.5L (L52)

P0366

Exhaust Camshaft Position (CMP) Sensor Performance

PCM

DTC P0366 in Engine Controls - 2.8L (LK5)

or

DTC P0366 in Engine Controls - 3.5L (L52)

P0420

Catalyst System Low Efficiency

PCM

DTC P0420 in Engine Controls - 2.8L (LK5)

or

DTC P0420 in Engine Controls - 3.5L (L52)

P0442

Evaporative Emission (EVAP) System Small Leak Detected

PCM

DTC P0442 in Engine Controls - 2.8L (LK5)

or

DTC P0442 in Engine Controls - 3.5L (L52)

P0443

Evaporative Emission (EVAP) Purge Solenoid Control Circuit

PCM

DTC P0443 in Engine Controls - 2.8L (LK5)

or

DTC P0443 in Engine Controls - 3.5L (L52)

P0446

Evaporative Emission (EVAP) Vent System Performance

PCM

DTC P0446 in Engine Controls - 2.8L (LK5)

or

DTC P0446 in Engine Controls - 3.5L (L52)

P0449

Evaporative Emission (EVAP) Vent Solenoid Control Circuit

PCM

DTC P0449 in Engine Controls - 2.8L (LK5)

or

DTC P0449 in Engine Controls - 3.5L (L52)

P0451

Fuel Tank Pressure (FTP) Sensor Performance

PCM

DTC P0451 in Engine Controls - 2.8L (LK5)

or

DTC P0451 in Engine Controls - 3.5L (L52)

P0452

Fuel Tank Pressure (FTP) Sensor Circuit Low Voltage

PCM

DTC P0452 in Engine Controls - 2.8L (LK5)

or

DTC P0452 in Engine Controls - 3.5L (L52)

P0453

Fuel Tank Pressure (FTP) Sensor Circuit High Voltage

PCM

DTC P0453 in Engine Controls - 2.8L (LK5)

or

DTC P0453 in Engine Controls - 3.5L (L52)

P0454

Fuel Tank Pressure (FTP) Sensor Circuit Intermittent

PCM

DTC P0454 in Engine Controls - 2.8L (LK5)

or

DTC P0454 in Engine Controls - 3.5L (L52)

P0455

Evaporative Emission (EVAP) System Large Leak Detected

PCM

DTC P0455 in Engine Controls - 2.8L (LK5)

or

DTC P0455 in Engine Controls - 3.5L (L52)

P0461

Fuel Level Sensor Performance

PCM

DTC P0461 in Instrument Panel, Gages, and Console

P0462

Fuel Level Sensor Circuit Low Voltage

PCM

DTC P0462 in Instrument Panel, Gages, and Console

P0463

Fuel Level Sensor Circuit High Voltage

PCM

DTC P0463 in Instrument Panel, Gages, and Console

P0496

Evaporative Emission (EVAP) System Flow During Non-Purge

PCM

DTC P0496 in Engine Controls - 2.8L (LK5)

or

DTC P0496 in Engine Controls - 3.5L (L52)

P0502

Vehicle Speed Sensor (VSS) Circuit Low Voltage

PCM

DTC P0502 in Automatic Transmission - 4L60-E/4L65-E

or

DTC P0502 in Manual Transmission - Aisin AR5

P0503

Vehicle Speed Sensor (VSS) Circuit Intermittent

PCM

DTC P0503 in Automatic Transmission - 4L60-E/4L65-E

P0506

Idle Speed Low

PCM

DTC P0506 in Engine Controls - 2.8L (LK5)

or

DTC P0506 in Engine Controls - 3.5L (L52)

P0507

Idle Speed High

PCM

DTC P0507 in Engine Controls - 2.8L (LK5)

or

DTC P0507 in Engine Controls - 3.5L (L52)

P0520

Engine Oil Pressure (EOP) Sensor Circuit

PCM

DTC P0520 in Instrument Panel, Gages, and Console

P0532

Air Conditioning (A/C) Refrigerant Pressure Sensor Circuit Low Voltage

PCM

DTC P0532 or P0533 in HVAC Systems - Manual

P0533

Air Conditioning (A/C) Refrigerant Pressure Sensor Circuit High Voltage

PCM

DTC P0532 or P0533 in HVAC Systems - Manual

P0562

System Voltage Low

PCM

DTC P0562 in Engine Electrical

P0563

System Voltage High

PCM

DTC P0563 in Engine Electrical

P0564

Cruise Control Multi-Function Switch Circuit

PCM

DTC P0564 in Cruise Control

P0601

Control Module Read Only Memory (ROM)

PCM

DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 2.8L (LK5)

or

DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 3.5L (L52)

P0602

Control Module Not Programmed

PCM

DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 2.8L (LK5)

or

DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 3.5L (L52)

P0603

Control Module Long Term Memory Reset

PCM

DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 2.8L (LK5)

or

DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 3.5L (L52)

P0604

Control Module Random Access Memory (RAM)

PCM

DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 2.8L (LK5)

or

DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 3.5L (L52)

P0606

Control Module Internal Performance

PCM

DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 2.8L (LK5)

or

DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 3.5L (L52)

P0607

Control Module Performance

PCM

DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 2.8L (LK5)

or

DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 3.5L (L52)

P060D

Control Module Accelerator Pedal Position (APP) System Performance

PCM

DTC P060D in Engine Controls - 2.8L (LK5)

or

DTC P060D in Engine Controls - 3.5L (L52)

P060E

Control Module Throttle Position (TP) System Performance

PCM

DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 2.8L (LK5)

or

DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 3.5L (L52)

P0621

Generator L-Terminal Circuit

PCM

DTC P0621 in Engine Electrical

P0622

Generator F-Terminal Circuit

PCM

DTC P0622 in Engine Electrical

P0641

5-Volt Reference 1 Circuit

PCM

DTC P0641 in Engine Controls - 2.8L (LK5)

or

DTC P0641 in Engine Controls - 3.5L (L52)

P0650

Malfunction Indicator Lamp (MIL) Control Circuit

PCM

DTC P0650 in Engine Controls - 2.8L (LK5)

or

DTC P0650 in Engine Controls - 3.5L (L52)

P0651

5-Volt Reference 2 Circuit

PCM

DTC P0651 in Engine Controls - 2.8L (LK5)

or

DTC P0651 in Engine Controls - 3.5L (L52)

P0711

Transmission Fluid Temperature (TFT) Sensor Performance

PCM

DTC P0711 in Automatic Transmission - 4L60-E/4L65-E

P0712

Transmission Fluid Temperature (TFT) Sensor Circuit Low Voltage

PCM

DTC P0712 in Automatic Transmission - 4L60-E/4L65-E

P0713

Transmission Fluid Temperature (TFT) Sensor Circuit High Voltage

PCM

DTC P0713 in Automatic Transmission - 4L60-E/4L65-E

P0719

Brake Switch Circuit Low Voltage

PCM

DTC P0719 in Automatic Transmission - 4L60-E/4L65-E

P0724

Brake Switch Circuit High Voltage

PCM

DTC P0724 in Automatic Transmission - 4L60-E/4L65-E

P0741

Torque Converter Clutch (TCC) System - Stuck Off

PCM

DTC P0741 in Automatic Transmission - 4L60-E/4L65-E

P0742

Torque Converter Clutch (TCC) System - Stuck On

PCM

DTC P0742 in Automatic Transmission - 4L60-E/4L65-E

P0748

Pressure Control (PC) Solenoid Control Circuit

PCM

DTC P0748 in Automatic Transmission - 4L60-E/4L65-E

P0751

1-2 Shift Solenoid (SS) Valve Performance - No First or Fourth Gear

PCM

DTC P0751 in Automatic Transmission - 4L60-E/4L65-E

P0752

1-2 Shift Solenoid (SS) Valve Performance - No Second or Third Gear

PCM

DTC P0752 in Automatic Transmission - 4L60-E/4L65-E

P0756

2-3 Shift Solenoid (SS) Valve Performance - No First or Second Gear

PCM

DTC P0756 in Automatic Transmission - 4L60-E/4L65-E

P0757

2-3 Shift Solenoid (SS) Valve Performance - No Third or Fourth Gear

PCM

DTC P0757 in Automatic Transmission - 4L60-E/4L65-E

P0787

3-2 Shift Solenoid (SS) Control Circuit Low Voltage

PCM

DTC P0787 in Automatic Transmission - 4L60-E/4L65-E

P0788

3-2 Shift Solenoid (SS) Control Circuit High Voltage

PCM

DTC P0788 in Automatic Transmission - 4L60-E/4L65-E

P0856

Traction Control Torque Request Circuit

EBCM, PCM

DTC C0240 or P0856 in Antilock Brake System

P0894

Transmission Component Slipping

PCM

DTC P0894 in Automatic Transmission - 4L60-E/4L65-E

P0973

1-2 Shift Solenoid (SS) Control Circuit Low Voltage

PCM

DTC P0973 in Automatic Transmission - 4L60-E/4L65-E

P0974

1-2 Shift Solenoid (SS) Control Circuit High Voltage

PCM

DTC P0974 in Automatic Transmission - 4L60-E/4L65-E

P0976

2-3 Shift Solenoid (SS) Control Circuit Low Voltage

PCM

DTC P0976 in Automatic Transmission - 4L60-E/4L65-E

P0977

2-3 Shift Solenoid (SS) Control Circuit High Voltage

PCM

DTC P0977 in Automatic Transmission - 4L60-E/4L65-E

P1101

Intake Air Flow System Performance

PCM

DTC P1101 in Engine Controls - 2.8L (LK5)

or

DTC P1101 in Engine Controls - 3.5L (L52)

P1106

Manifold Absolute Pressure (MAP) Sensor Circuit Intermittent High Voltage

PCM

DTC P1106 in Engine Controls - 2.8L (LK5)

or

DTC P1106 in Engine Controls - 3.5L (L52)

P1107

Manifold Absolute Pressure (MAP) Sensor Circuit Intermittent Low Voltage

PCM

DTC P1107 in Engine Controls - 2.8L (LK5)

or

DTC P1107 in Engine Controls - 3.5L (L52)

P1111

Intake Air Temperature (IAT) Sensor Circuit Intermittent High Voltage

PCM

DTC P1111 in Engine Controls - 2.8L (LK5)

or

DTC P1111 in Engine Controls - 3.5L (L52)

P1112

Intake Air Temperature (IAT) Sensor Circuit Intermittent Low Voltage

PCM

DTC P1112 in Engine Controls - 2.8L (LK5)

or

DTC P1112 in Engine Controls - 3.5L (L52)

P1114

Engine Coolant Temperature (ECT) Sensor Circuit Intermittent Low Voltage

PCM

DTC P1114 in Engine Controls - 2.8L (LK5)

or

DTC P1114 in Engine Controls - 3.5L (L52)

P1115

Engine Coolant Temperature (ECT) Sensor Circuit Intermittent High Voltage

PCM

DTC P1115 in Engine Controls - 2.8L (LK5)

or

DTC P1115 in Engine Controls - 3.5L (L52)

P1133

HO2S Insufficient Switching Sensor 1

PCM

DTC P1133 in Engine Controls - 2.8L (LK5)

HO2S Insufficient Switching Bank 1 Sensor 1

PCM

DTC P1133 in Engine Controls - 3.5L (L52)

P1380

Misfire Detected - Rough Road Data Not Available

PCM

DTC P1380 in Engine Controls - 2.8L (LK5)

or

DTC P1380 in Engine Controls - 3.5L (L52)

P1381

Misfire Detected - No Communication With Brake Control Module

PCM

DTC P1381 in Engine Controls - 2.8L (LK5)

or

DTC P1381 in Engine Controls - 3.5L (L52)

P1516

Throttle Actuator Control (TAC) Module Throttle Actuator Position Performance

PCM

DTC P1516 in Engine Controls - 2.8L (LK5)

or

DTC P1516 in Engine Controls - 3.5L (L52)

P1545

Air Conditioning (A/C) Clutch Relay Control Circuit

PCM

DTC P1545 in HVAC Systems - Manual

P1574

Stop Lamp Switch Circuit

PCM

DTC P1574 in Cruise Control

P1621

Control Module Long Term Memory Performance

PCM

DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 2.8L (LK5)

or

DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 3.5L (L52)

P1626

Theft Deterrent Fuel Enable Signal Lost

PCM

DTC P1626 in Theft Deterrent

P1630

Theft Deterrent Learn Mode Active

PCM

DTC P1630 in Theft Deterrent

P1631

Theft Deterrent Fuel Enable Signal Not Correct

PCM

DTC P1631 in Theft Deterrent

P1682

Ignition 1 Switch Circuit 2

PCM

DTC P1682 in Engine Controls - 2.8L (LK5)

or

DTC P1682 in Engine Controls - 3.5L (L52)

P1689

Traction Control Delivered Torque Output Circuit

EBCM, PCM

DTC C0244 or P1689 in Antilock Brake System

P1810

Transmission Fluid Pressure (TFP) Position Switch Circuit

PCM

DTC P1810 in Automatic Transmission - 4L60-E/4L65-E

P1815

Transmission Fluid Pressure (TFP) Valve Position Switch - Start in Wrong Range

PCM

DTC P1815 in Automatic Transmission - 4L60-E/4L65-E

P1816

Transmission Fluid Pressure (TFP) Valve Position Switch Indicates Park/Neutral (P/N) with Drive Ratio

PCM

DTC P1816 in Automatic Transmission - 4L60-E/4L65-E

P2101

Throttle Actuator Position Performance

PCM

DTC P2101 in Engine Controls - 2.8L (LK5)

or

DTC P2101 in Engine Controls - 3.5L (L52)

P2119

Throttle Closed Position Performance

PCM

DTC P2119 in Engine Controls - 2.8L (LK5)

or

DTC P2119 in Engine Controls - 3.5L (L52)

P2120

Accelerator Pedal Position (APP) Sensor 1 Circuit

PCM

DTC P2120 in Engine Controls - 2.8L (LK5)

or

DTC P2120 in Engine Controls - 3.5L (L52)

P2122

Accelerator Pedal Position (APP) Sensor 1 Circuit Low Voltage

PCM

DTC P2122 in Engine Controls - 2.8L (LK5)

or

DTC P2122 in Engine Controls - 3.5L (L52)

P2123

Accelerator Pedal Position (APP) Sensor 1 Circuit High Voltage

PCM

DTC P2123 in Engine Controls - 2.8L (LK5)

or

DTC P2123 in Engine Controls - 3.5L (L52)

P2125

Accelerator Pedal Position (APP) Sensor 2 Circuit

PCM

DTC P2125 in Engine Controls - 2.8L (LK5)

or

DTC P2125 in Engine Controls - 3.5L (L52)

P2127

Accelerator Pedal Position (APP) Sensor 2 Circuit Low Voltage

PCM

DTC P2127 in Engine Controls - 2.8L (LK5)

or

DTC P2127 in Engine Controls - 3.5L (L52)

P2128

Accelerator Pedal Position (APP) Sensor 2 Circuit High Voltage

PCM

DTC P2128 in Engine Controls - 2.8L (LK5)

or

DTC P2128 in Engine Controls - 3.5L (L52)

P2135

Throttle Position (TP) Sensor 1-2 Correlation

PCM

DTC P2135 in Engine Controls - 2.8L (LK5)

or

DTC P2135 in Engine Controls - 3.5L (L52)

P2138

Throttle Position (TP) Sensor 1-2 Correlation

PCM

DTC P2138 in Engine Controls - 2.8L (LK5)

or

DTC P2138 in Engine Controls - 3.5L (L52)

P2176

Minimum Throttle Position Not Learned

PCM

DTC P2176 in Engine Controls - 2.8L (LK5)

or

DTC P2176 in Engine Controls - 3.5L (L52)

P2610

Control Module Ignition Off Timer Performance

PCM

DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 2.8L (LK5)

or

DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 3.5L (L52)

P2763

Torque Converter Clutch (TCC) Pressure Control (PC) Solenoid Control Circuit High Voltage

PCM

DTC P2763 in Automatic Transmission - 4L60-E/4L65-E

P2764

Torque Converter Clutch (TCC) Pressure Control (PC) Solenoid Control Circuit Low Voltage

PCM

DTC P2764 in Automatic Transmission - 4L60-E/4L65-E

P2769

Torque Converter Clutch (TCC) Enable Solenoid Control Circuit Low Voltage

PCM

DTC P2769 in Automatic Transmission - 4L60-E/4L65-E

P2770

Torque Converter Clutch (TCC) Enable Solenoid Control Circuit High Voltage

PCM

DTC P2770 in Automatic Transmission - 4L60-E/4L65-E

P2771

Four Wheel Drive (4WD) Low Switch Circuit

PCM

DTC P2771 in Automatic Transmission - 4L60-E/4L65-E

U1000

Class 2 Data Link

BCM, DRR, EBCM, IPC, PCM, Radio, SDM, TCSCM, VCIM

DTC U1000 and U1255 in Computer/Integrating Systems

U1016

Lost Communications With Powertrain Control Module (PCM)

BCM, DRR, EBCM, IPC, Radio, SDM, TCSCM, VCIM

DTC U1001-U1254 in Computer/Integrating Systems

U1026

Lost Communications With Transfer Case Shift Control Module (TCSCM)

EBCM, PCM

DTC U1001-U1254 in Computer/Integrating Systems

U1040

Lost Communications With Electronic Brake Control Module (EBCM)

IPC, PCM

DTC U1001-U1254 in Computer/Integrating Systems

U1064

Lost Communications With Body Control Module (BCM)

DRR, EBCM, IPC, PCM, Radio, SDM, TCSCM, VCIM

DTC U1001-U1254 in Computer/Integrating Systems

U1088

Lost Communications With Sensing and Diagnostic Module (SDM)

IPC, VCIM

DTC U1001-U1254 in Computer/Integrating Systems

U1096

Lost Communications With Instrument Panel Cluster (IPC)

BCM, SDM

DTC U1001-U1254 in Computer/Integrating Systems

U1128

Lost Communications With Radio

DRR, VCIM

DTC U1001-U1254 in Computer/Integrating Systems

U1137

Lost Communications With Digital Radio Receiver (DRR)

Radio

DTC U1001-U1254 in Computer/Integrating Systems

U1151

Lost Communications With Communication Interface Module (OnStar®)

PCM, Radio

DTC U1001-U1254 in Computer/Integrating Systems

U1300

Class 2 Data Link Low

BCM, DRR, EBCM, IPC, PCM, Radio, SDM, VCIM

DTC U1300, U1301, or U1305 in Computer/Integrating Systems

U1301

Class 2 Data Link High

BCM, DRR, EBCM, IPC, PCM, Radio, SDM, VCIM

DTC U1300, U1301, or U1305 in Computer/Integrating Systems

U1500

Inter-Device Dedicated Bus Malfunction

OnStar®, VCIM

DTC U1500 in Cellular Communication