Engine Controls Schematics. GMC Truck Sonoma Pickup

For 1990-2009 cars only

Makes 🢒 GMC_Truck 🢒 1998 🢒 Sonoma Pickup - 2WD 🢒 Engine 🢒 Engine Controls - 4.3L 🢒 Engine Controls Schematics

Figure 1:	UBEC Power, Grounding, Generator, And MIL Utility Fuel Pump Controls Utility Fuel Pump Controls Engine Controls Components Vehicle Control Module Description Power Sheet 2: W/ Two Wheel Drive Handling Electrostatic Discharge Sensitive Parts Notice OBD II Symbol Description Notice Handling Electrostatic Discharge Sensitive Parts Notice
Figure 2:	Power Sheet 2: W/ Two Wheel Drive Handling Electrostatic Discharge Sensitive Parts Notice Automatic Transmission Valve Controls OBD II Symbol Description Notice Handling Electrostatic Discharge Sensitive Parts Notice Engine Controls Components Vehicle Control Module Description Power Sheet 2: W/ Electric Shift 4WD UBEC Power, Grounding, Generator, And MIL
Figure 3:	Power Sheet 2: W/ Electric Shift 4WD Handling Electrostatic Discharge Sensitive Parts Notice Automatic Transmission Valve Controls Electric Shift Control Switch Electric Shift Front Axle Switch OBD II Symbol Description Notice Handling Electrostatic Discharge Sensitive Parts Notice Electric Shift Front Axle Switch Engine Controls Components Vehicle Control Module Description Power Sheet 2: W/ Automatic 4WD Power Sheet 2: W/ Two Wheel Drive
Figure 4:	Power Sheet 2: W/ Automatic 4WD Handling Electrostatic Discharge Sensitive Parts Notice Automatic Transmission Valve Controls Handling Electrostatic Discharge Sensitive Parts Notice Cell 38: Power, Ground, Motor Controls and Data Link OBD II Symbol Description Notice Handling Electrostatic Discharge Sensitive Parts Notice Engine Controls Components Vehicle Control Module Description Data Link Connector Power Sheet 2: W/ Electric Shift 4WD
Figure 5:	Data Link Connector Engine Controls Components Vehicle Control Module Description Ignition Controls Power Sheet 2: W/ Automatic 4WD Handling Electrostatic Discharge Sensitive Parts Notice OBD II Symbol Description Notice Handling Electrostatic Discharge Sensitive Parts Notice
Figure 6:	Ignition Controls MAF Sensor And EVAP Valves Handling Electrostatic Discharge Sensitive Parts Notice Handling Electrostatic Discharge Sensitive Parts Notice Engine Controls Components Vehicle Control Module Description Utility Fuel Level Sensor Data Link Connector OBD II Symbol Description Notice
Figure 7:	Utility Fuel Level Sensor Utility Fuel Pump Controls Utility Fuel Pump Controls Utility Engine Sensors OBD II Symbol Description Notice Handling Electrostatic Discharge Sensitive Parts Notice Utility Engine Sensors Handling Electrostatic Discharge Sensitive Parts Notice OBD II Symbol Description Notice Handling Electrostatic Discharge Sensitive Parts Notice Engine Controls Components Vehicle Control Module Description Pickup Fuel Level Sensor Ignition Controls
Figure 8:	Pickup Fuel Level Sensor Pickup Fuel Pump Controls Pickup Fuel Pump Controls Pickup Engine Sensors Pickup Engine Sensors OBD II Symbol Description Notice Handling Electrostatic Discharge Sensitive Parts Notice Handling Electrostatic Discharge Sensitive Parts Notice OBD II Symbol Description Notice Handling Electrostatic Discharge Sensitive Parts Notice Engine Controls Components Vehicle Control Module Description Utility Fuel Pump Controls Utility Fuel Level Sensor
Figure 9:	Utility Fuel Pump Controls UBEC Power, Grounding, Generator, And MIL OBD II Symbol Description Notice OBD II Symbol Description Notice Handling Electrostatic Discharge Sensitive Parts Notice Heated Oxygen Sensors Engine Controls Components Vehicle Control Module Description Pickup Fuel Pump Controls Pickup Fuel Level Sensor
Figure 10:	Pickup Fuel Pump Controls UBEC Power, Grounding, Generator, And MIL OBD II Symbol Description Notice OBD II Symbol Description Notice Handling Electrostatic Discharge Sensitive Parts Notice Heated Oxygen Sensors Engine Controls Components Vehicle Control Module Description Fuel Injection Controls Utility Fuel Pump Controls
Figure 11:	Fuel Injection Controls Handling Electrostatic Discharge Sensitive Parts Notice Engine Controls Components Vehicle Control Module Description Utility Engine Sensors Pickup Fuel Pump Controls OBD II Symbol Description Notice
Figure 12:	Utility Engine Sensors EGR And IAC Valves Utility Fuel Level Sensor EGR And IAC Valves Automatic Transmission Switch Inputs Handling Electrostatic Discharge Sensitive Parts Notice Handling Electrostatic Discharge Sensitive Parts Notice Engine Controls Components Vehicle Control Module Description Pickup Engine Sensors Fuel Injection Controls OBD II Symbol Description Notice
Figure 13:	Pickup Engine Sensors EGR And IAC Valves Pickup Fuel Level Sensor EGR And IAC Valves Automatic Transmission Switch Inputs Handling Electrostatic Discharge Sensitive Parts Notice Handling Electrostatic Discharge Sensitive Parts Notice Engine Controls Components Vehicle Control Module Description MAF Sensor And EVAP Valves Utility Engine Sensors OBD II Symbol Description Notice
Figure 14:	MAF Sensor And EVAP Valves Ignition Controls Engine Controls Components Vehicle Control Module Description EGR And IAC Valves Pickup Engine Sensors OBD II Symbol Description Notice
Figure 15:	EGR And IAC Valves Utility Engine Sensors Utility Engine Sensors Handling Electrostatic Discharge Sensitive Parts Notice Handling Electrostatic Discharge Sensitive Parts Notice Engine Controls Components Vehicle Control Module Description Heated Oxygen Sensors MAF Sensor And EVAP Valves OBD II Symbol Description Notice
Figure 16:	Heated Oxygen Sensors Handling Electrostatic Discharge Sensitive Parts Notice Engine Controls Components Vehicle Control Module Description Brake Switch Input W/ A/T W/O Auto 4WD EGR And IAC Valves OBD II Symbol Description Notice
Figure 17:	Brake Switch Input W/ A/T W/O Auto 4WD Handling Electrostatic Discharge Sensitive Parts Notice Handling Electrostatic Discharge Sensitive Parts Notice Brake Control Module Power And Grounding OBD II Symbol Description Notice Brake Control Module Power And Grounding Handling Electrostatic Discharge Sensitive Parts Notice Handling Electrostatic Discharge Sensitive Parts Notice OBD II Symbol Description Notice Handling Electrostatic Discharge Sensitive Parts Notice Engine Controls Components Vehicle Control Module Description Brake Switch Input W/ A/T, W/ Auto 4WD Heated Oxygen Sensors
Figure 18:	Brake Switch Input W/ A/T, W/ Auto 4WD Handling Electrostatic Discharge Sensitive Parts Notice Handling Electrostatic Discharge Sensitive Parts Notice Brake Control Module Power And Grounding Brake Control Module Power And Grounding Handling Electrostatic Discharge Sensitive Parts Notice OBD II Symbol Description Notice OBD II Symbol Description Notice Handling Electrostatic Discharge Sensitive Parts Notice Engine Controls Components Vehicle Control Module Description Brake Switch Input W/ M/T Brake Switch Input W/ A/T W/O Auto 4WD
Figure 19:	Brake Switch Input W/ M/T Handling Electrostatic Discharge Sensitive Parts Notice Brake Control Module Power And Grounding Handling Electrostatic Discharge Sensitive Parts Notice OBD II Symbol Description Notice Brake Control Module Power And Grounding Handling Electrostatic Discharge Sensitive Parts Notice Handling Electrostatic Discharge Sensitive Parts Notice OBD II Symbol Description Notice Handling Electrostatic Discharge Sensitive Parts Notice Engine Controls Components Vehicle Control Module Description Electric Shift 4WD Inputs Brake Switch Input W/ A/T, W/ Auto 4WD
Figure 20:	Electric Shift 4WD Inputs Electric Shift Control Switch Handling Electrostatic Discharge Sensitive Parts Notice Handling Electrostatic Discharge Sensitive Parts Notice Brake Control Module Power And Grounding Handling Electrostatic Discharge Sensitive Parts Notice OBD II Symbol Description Notice Engine Controls Components Vehicle Control Module Description Vehicle Speed Sensor W/ 2WD Or Electric Shift 4WD Brake Switch Input W/ M/T
Figure 21:	Vehicle Speed Sensor W/ 2WD Or Electric Shift 4WD Heated Oxygen Sensors Handling Electrostatic Discharge Sensitive Parts Notice Engine Controls Components Vehicle Control Module Description Vehicle Speed Sensor W/ Auto 4WD Electric Shift 4WD Inputs OBD II Symbol Description Notice
Figure 22:	Vehicle Speed Sensor W/ Auto 4WD Heated Oxygen Sensors Handling Electrostatic Discharge Sensitive Parts Notice Cell 38: Transfer Case Vehicle Speed Sensors Cell 38: Transfer Case Vehicle Speed Sensors Engine Controls Components Vehicle Control Module Description Vehicle Speed Outputs And Overhead Console Link Vehicle Speed Sensor W/ 2WD Or Electric Shift 4WD OBD II Symbol Description Notice
Figure 23:	Vehicle Speed Outputs And Overhead Console Link Handling Electrostatic Discharge Sensitive Parts Notice Handling Electrostatic Discharge Sensitive Parts Notice Handling Electrostatic Discharge Sensitive Parts Notice Handling Electrostatic Discharge Sensitive Parts Notice Handling Electrostatic Discharge Sensitive Parts Notice Handling Electrostatic Discharge Sensitive Parts Notice Handling Electrostatic Discharge Sensitive Parts Notice Electric Shift Front Axle Switch OBD II Symbol Description Notice Handling Electrostatic Discharge Sensitive Parts Notice Engine Controls Components Vehicle Control Module Description Automatic Transmission Valve Controls Vehicle Speed Sensor W/ Auto 4WD
Figure 24:	Automatic Transmission Valve Controls Handling Electrostatic Discharge Sensitive Parts Notice OBD II Symbol Description Notice OBD II Symbol Description Notice Handling Electrostatic Discharge Sensitive Parts Notice Engine Controls Components Vehicle Control Module Description Automatic Transmission Switch Inputs Vehicle Speed Outputs And Overhead Console Link OBD II Symbol Description Notice
Figure 25:	Automatic Transmission Switch Inputs Utility Engine Sensors Handling Electrostatic Discharge Sensitive Parts Notice Handling Electrostatic Discharge Sensitive Parts Notice Engine Controls Components Vehicle Control Module Description Manual A/C Compressor Control Automatic Transmission Valve Controls OBD II Symbol Description Notice
Figure 26:	Manual A/C Compressor Control Heated Oxygen Sensors Handling Electrostatic Discharge Sensitive Parts Notice OBD II Symbol Description Notice Engine Controls Components Vehicle Control Module Description Automatic A/C Compressor Control Automatic Transmission Switch Inputs
Figure 27:	Automatic A/C Compressor Control Heated Oxygen Sensors Handling Electrostatic Discharge Sensitive Parts Notice Handling Electrostatic Discharge Sensitive Parts Notice OBD II Symbol Description Notice Engine Controls Components Vehicle Control Module Description Manual A/C Compressor Control