GM Service Manual Online
For 1990-2009 cars only
Figure 1:

Power, Grounding, Generator, And MIL


Object Number: 156060  Size: FS
Fuel Injectors And Fuel Pump
Ignition Controls
Automatic Transmission Valve Controls
Handling Electrostatic Discharge Sensitive Parts Notice
Engine Controls Components
Powertrain Control Module Description
Data Link Connector
Handling Electrostatic Discharge Sensitive Parts Notice
OBD II Symbol Description Notice
Handling Electrostatic Discharge Sensitive Parts Notice
Vehicle Speed Sensor W/O Cruise Control
Figure 2:

Data Link Connector


Object Number: 156061  Size: FS
Engine Controls Components
Powertrain Control Module Description
Ignition Controls
Power, Grounding, Generator, And MIL
Handling Electrostatic Discharge Sensitive Parts Notice
OBD II Symbol Description Notice
Handling Electrostatic Discharge Sensitive Parts Notice
Figure 3:

Ignition Controls


Object Number: 156062  Size: FS
Power, Grounding, Generator, And MIL
Handling Electrostatic Discharge Sensitive Parts Notice
Engine Controls Components
Powertrain Control Module Description
Fuel Level And Fuel Tank Pressure Sensors
Data Link Connector
OBD II Symbol Description Notice
Handling Electrostatic Discharge Sensitive Parts Notice
Handling Electrostatic Discharge Sensitive Parts Notice
Vehicle Speed Sensor W/O Cruise Control
Figure 4:

Fuel Level And Fuel Tank Pressure Sensors


Object Number: 156063  Size: FS
Fuel Injectors And Fuel Pump
Fuel Injectors And Fuel Pump
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
Powertrain Control Module Description
Fuel Injectors And Fuel Pump
Ignition Controls
Figure 5:

Fuel Injectors And Fuel Pump


Object Number: 156064  Size: FS
Engine Controls Components
Powertrain Control Module Description
MAP, IAT, TPS, And ECT Sensors
Fuel Level And Fuel Tank Pressure Sensors
OBD II Symbol Description Notice
Handling Electrostatic Discharge Sensitive Parts Notice
OBD II Symbol Description Notice
Power, Grounding, Generator, And MIL
Oxygen Sensors
OBD II Symbol Description Notice
Handling Electrostatic Discharge Sensitive Parts Notice
Figure 6:

MAP, IAT, TPS, And ECT Sensors


Object Number: 156065  Size: FS
Handling Electrostatic Discharge Sensitive Parts Notice
Engine Controls Components
Powertrain Control Module Description
IAC, EVAP, And EGR Valve Controls
Fuel Injectors And Fuel Pump
OBD II Symbol Description Notice
Handling Electrostatic Discharge Sensitive Parts Notice
Handling Electrostatic Discharge Sensitive Parts Notice
Figure 7:

IAC, EVAP, And EGR Valve Controls


Object Number: 156066  Size: FS
Engine Controls Components
Powertrain Control Module Description
Automatic Transmission Switch Inputs
MAP, IAT, TPS, And ECT Sensors
OBD II Symbol Description Notice
Handling Electrostatic Discharge Sensitive Parts Notice
Vehicle Speed Sensor W/O Cruise Control
Handling Electrostatic Discharge Sensitive Parts Notice
Figure 8:

Oxygen Sensors


Object Number: 156067  Size: FS
Engine Controls Components
Powertrain Control Module Description
Brake Switch Input W/ M/T, W/O Cruise
IAC, EVAP, And EGR Valve Controls
OBD II Symbol Description Notice
Handling Electrostatic Discharge Sensitive Parts Notice
Vehicle Speed Sensor W/O Cruise Control
Figure 9:

Brake Switch Input W/ M/T, W/O Cruise


Object Number: 156068  Size: FS
Engine Controls Components
Powertrain Control Module Description
Brake Switch Input W/ A/T, W/O Cruise
Oxygen Sensors
OBD II Symbol Description Notice
OBD II Symbol Description Notice
Handling Electrostatic Discharge Sensitive Parts Notice
Cell 34: Clutch Pedal Position and Cruise Control Cutout Switch
Figure 10:

Brake Switch Input W/ A/T, W/O Cruise


Object Number: 177618  Size: FS
Engine Controls Components
Powertrain Control Module Description
Brake Switch Input W/ M/T, W/ Cruise
Brake Switch Input W/ M/T, W/O Cruise
Handling Electrostatic Discharge Sensitive Parts Notice
OBD II Symbol Description Notice
OBD II Symbol Description Notice
Handling Electrostatic Discharge Sensitive Parts Notice
Figure 11:

Brake Switch Input W/ M/T, W/ Cruise


Object Number: 156069  Size: FS
Engine Controls Components
Powertrain Control Module Description
Brake Switch Input W/ A/T, W/ Cruise
Brake Switch Input W/ A/T, W/O Cruise
Handling Electrostatic Discharge Sensitive Parts Notice
OBD II Symbol Description Notice
Handling Electrostatic Discharge Sensitive Parts Notice
OBD II Symbol Description Notice
Handling Electrostatic Discharge Sensitive Parts Notice
Figure 12:

Brake Switch Input W/ A/T, W/ Cruise


Object Number: 156074  Size: FS
Engine Controls Components
Powertrain Control Module Description
Automatic Transmission Valve Controls
Brake Switch Input W/ M/T, W/ Cruise
Handling Electrostatic Discharge Sensitive Parts Notice
Handling Electrostatic Discharge Sensitive Parts Notice
OBD II Symbol Description Notice
OBD II Symbol Description Notice
Handling Electrostatic Discharge Sensitive Parts Notice
Figure 13:

Automatic Transmission Valve Controls


Object Number: 156075  Size: FS
Engine Controls Components
Powertrain Control Module Description
Automatic Transmission Switch Inputs
Brake Switch Input W/ A/T, W/ Cruise
OBD II Symbol Description Notice
Handling Electrostatic Discharge Sensitive Parts Notice
OBD II Symbol Description Notice
Handling Electrostatic Discharge Sensitive Parts Notice
Figure 14:

Automatic Transmission Switch Inputs


Object Number: 156076  Size: FS
Engine Controls Components
Powertrain Control Module Description
Vehicle Speed Sensor W/O Cruise Control
Automatic Transmission Valve Controls
OBD II Symbol Description Notice
Handling Electrostatic Discharge Sensitive Parts Notice
Handling Electrostatic Discharge Sensitive Parts Notice
Vehicle Speed Sensor W/ Cruise Control
Figure 15:

Vehicle Speed Sensor W/O Cruise Control


Object Number: 156077  Size: FS
Handling Electrostatic Discharge Sensitive Parts Notice
Handling Electrostatic Discharge Sensitive Parts Notice
Handling Electrostatic Discharge Sensitive Parts Notice
Handling Electrostatic Discharge Sensitive Parts Notice
OBD II Symbol Description Notice
Engine Controls Components
Powertrain Control Module Description
Vehicle Speed Sensor W/ Cruise Control
Automatic Transmission Switch Inputs
OBD II Symbol Description Notice
Handling Electrostatic Discharge Sensitive Parts Notice
Figure 16:

Vehicle Speed Sensor W/ Cruise Control


Object Number: 156078  Size: FS
Engine Controls Components
Powertrain Control Module Description
A/C Compressor Controls
Vehicle Speed Sensor W/O Cruise Control
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
OBD II Symbol Description Notice
OBD II Symbol Description Notice
Handling Electrostatic Discharge Sensitive Parts Notice
Figure 17:

A/C Compressor Controls


Object Number: 156079  Size: FS
Engine Controls Components
Powertrain Control Module Description
Vehicle Speed Sensor W/ Cruise Control
OBD II Symbol Description Notice
Handling Electrostatic Discharge Sensitive Parts Notice
Oxygen Sensors