April 5, 2026: LEMON Manuals is launched! Read the announcement.

Engine Controls Schematics

Fig 1: Powertrain Control Module (PCM) Power and Ground Schematic

GM1422196

Courtesy of GENERAL MOTORS CORP.

Fig 2: EFI Relay, S100 Schematic

GM1422197

Courtesy of GENERAL MOTORS CORP.

Fig 3: Data Link Connector (DLC) Schematic

GM1422198

Courtesy of GENERAL MOTORS CORP.

Fig 4: Fuel Sender Assembly Schematic

GM1422249

Courtesy of GENERAL MOTORS CORP.

Fig 5: Fuel Injectors Schematic

GM1422201

Courtesy of GENERAL MOTORS CORP.

Fig 6: Ignition Coils Schematic

GM1422203

Courtesy of GENERAL MOTORS CORP.

Fig 7: Accelerator Pedal Position (APP) Sensor Schematic

GM1470559

Courtesy of GENERAL MOTORS CORP.

Fig 8: EVAP System (FWD) Schematic

GM1422200

Courtesy of GENERAL MOTORS CORP.

Fig 9: Idle Air Control Valve and EVAP System (AWD) Schematic

GM1422202

Courtesy of GENERAL MOTORS CORP.

Fig 10: Engine Coolant Temperature (ECT) Sensor, A/C Resistor, EVAP Vacuum Leak Pump, Throttle Actuator Control (TAC) Module (FWD) Schematic

GM1422267

Courtesy of GENERAL MOTORS CORP.

Fig 11: Engine Coolant Temperature (ECT) Sensor, A/C Resistor, Fuel Tank Pressure (FTP) Sensor, Throttle Position (TP) Sensor (AWD) Schematic

GM1422204

Courtesy of GENERAL MOTORS CORP.

Fig 12: Mass Air Flow (MAF) Sensor Schematic

GM1422205

Courtesy of GENERAL MOTORS CORP.

Fig 13: Knock Sensor (KS), Camshaft Position (CMP), Crankshaft Position (CKP) Sensors, Camshaft Position Actuator Solenoid Valve Schematic

GM1422207

Courtesy of GENERAL MOTORS CORP.

Fig 14: Heated Oxygen Sensors (HO2S) (FWD) Schematic

GM1424565

Courtesy of GENERAL MOTORS CORP.

Fig 15: Heated Oxygen Sensors (HO2S) (AWD) Schematic

GM1422209

Courtesy of GENERAL MOTORS CORP.

Fig 16: Park/Neutral Position (PNP) Switch Schematic

GM1422211

Courtesy of GENERAL MOTORS CORP.

Fig 17: Park/Neutral Position Switch, Brake Pressure Modulator Valve (BPMV), Multifunction Alarm Module Schematic

GM1481319

Courtesy of GENERAL MOTORS CORP.

Fig 18: Vehicle Speed Sensor (VSS) (FWD w/o ABS) Schematic

GM1422212

Courtesy of GENERAL MOTORS CORP.

Fig 19: Automatic Transaxle Controls (FWD) Schematic

GM1422223

Courtesy of GENERAL MOTORS CORP.

Fig 20: Automatic Transaxle Controls (AWD) Schematic

GM1422226

Courtesy of GENERAL MOTORS CORP.

Fig 21: Overdrive Switch and Indicator Schematic

GM1422227

Courtesy of GENERAL MOTORS CORP.

Fig 22: Powertrain Control Module (PCM) Idle-Up Inputs Schematic

GM1422228

Courtesy of GENERAL MOTORS CORP.