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

PCM Power and Grounds


Object Number: 584716  Size: FS
Engine Controls Components
Information Sensors/Switches Description
MIL Control and DLC
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice
PCM (BAT), A/C COMP, PARK/REV Fuses and A/C COMPRESSOR Relay
CRUISE, DIS, and PCM (IGN) Fuses
BATT 2 Fuse and Ignition Switch (2 of 2)
G102
Figure 2:

MIL Control and DLC


Object Number: 584720  Size: FS
Engine Controls Components
Information Sensors/Switches Description
Ignition Control Module - Front Bank
PCM Power and Grounds
OBD II Symbol Description Notice
MIRROR, DRL, and FOG Fuses
Handling ESD Sensitive Parts Notice
MIRROR, DRL, and FOG Fuses
G203
Handling ESD Sensitive Parts Notice
Power, Ground, and Class 2 (1 of 2)
Figure 3:

Ignition Control Module -- Front Bank


Object Number: 601035  Size: FS
Engine Controls Components
Information Sensors/Switches Description
Ignition Control Module - Rear Bank
MIL Control and DLC
OBD II Symbol Description Notice
CRUISE, DIS, and PCM (IGN) Fuses
CRUISE, DIS, and PCM (IGN) Fuses
Handling ESD Sensitive Parts Notice
Handling ESD Sensitive Parts Notice
Figure 4:

Ignition Control Module -- Rear Bank


Object Number: 601037  Size: FS
Engine Controls Components
Information Sensors/Switches Description
Fuel Pump and Relay
Ignition Control Module - Front Bank
OBD II Symbol Description Notice
CRUISE, DIS, and PCM (IGN) Fuses
CRUISE, DIS, and PCM (IGN) Fuses
Handling ESD Sensitive Parts Notice
Handling ESD Sensitive Parts Notice
Figure 5:

Fuel Pump and Relay


Object Number: 584723  Size: FS
Engine Controls Components
Information Sensors/Switches Description
Fuel Injectors
Ignition Control Module - Rear Bank
OBD II Symbol Description Notice
OXY SEN 1, OXY SEN 2, FUEL PUMP, ECS Fuses and FUEL PUMP Relay
G102
Handling ESD Sensitive Parts Notice
G401 (1 of 2)
G102
Figure 6:

Fuel Injectors


Object Number: 584725  Size: FS
Engine Controls Components
Information Sensors/Switches Description
Engine and Fuel Tank Sensors
Fuel Pump and Relay
OBD II Symbol Description Notice
INJ Fuses
Handling ESD Sensitive Parts Notice
Figure 7:

Engine and Fuel Tank Sensors


Object Number: 584751  Size: FS
Engine Controls Components
Information Sensors/Switches Description
Heated Oxygen Sensors
Fuel Injectors
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice
Handling ESD Sensitive Parts Notice
Figure 8:

Heated Oxygen Sensors


Object Number: 584714  Size: FS
Engine Controls Components
Information Sensors/Switches Description
MAF Sensor, EVAP Components and EGR Valve
Fuel Injectors
OBD II Symbol Description Notice
OXY SEN 1, OXY SEN 2, FUEL PUMP, ECS Fuses and FUEL PUMP Relay
Pass-Key® II
Handling ESD Sensitive Parts Notice
Figure 9:

MAF Sensor, EVAP Components and EGR Valve


Object Number: 584726  Size: FS
Engine Controls Components
Information Sensors/Switches Description
IAC Valve and PSP, Oil Level Switches
Heated Oxygen Sensors
OBD II Symbol Description Notice
OXY SEN 1, OXY SEN 2, FUEL PUMP, ECS Fuses and FUEL PUMP Relay
ABS and IGN 1 Fuses
OXY SEN 1, OXY SEN 2, FUEL PUMP, ECS Fuses and FUEL PUMP Relay
ABS and IGN 1 Fuses
G102
Handling ESD Sensitive Parts Notice
Figure 10:

IAC Valve and PSP, Oil Level Switches


Object Number: 584729  Size: FS
Engine Controls Components
Information Sensors/Switches Description
EBCM, Generator, A/C Relay and RSS
MAF Sensor, EVAP Components and EGR Valve
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice
G102
Figure 11:

Vehicle Speed Output and Cruise Control Module


Object Number: 584732  Size: FS
Engine Controls Components
Information Sensors/Switches Description
Cooling Fans and Relays
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice
CRUISE, DIS, and PCM (IGN) Fuses
Handling ESD Sensitive Parts Notice
Handling ESD Sensitive Parts Notice
G102
Handling ESD Sensitive Parts Notice
Figure 12:

EBCM, Generator, A/C Relay and RSS


Object Number: 584734  Size: FS
Engine Controls Components
Information Sensors/Switches Description
ABS/TCC Switch and Transaxle Solenoids
IAC Valve and PSP, Oil Level Switches
OBD II Symbol Description Notice
CRUISE, DIS, and PCM (IGN) Fuses
Generator Controls
Handling ESD Sensitive Parts Notice
Handling ESD Sensitive Parts Notice
Handling ESD Sensitive Parts Notice
Figure 13:

ABS/TCC Switch and Transale Solenoids


Object Number: 584737  Size: FS
Engine Controls Components
Information Sensors/Switches Description
Transaxle Sensors and TR Switch
EBCM, Generator, A/C Relay and RSS
OBD II Symbol Description Notice
RLY IGN 1 Fuse
OXY SEN 1, OXY SEN 2, FUEL PUMP, ECS Fuses and FUEL PUMP Relay
RLY IGN 1 Fuse
OXY SEN 1, OXY SEN 2, FUEL PUMP, ECS Fuses and FUEL PUMP Relay
Cruise Control Multifunction Lever
Handling ESD Sensitive Parts Notice
Figure 14:

Transaxle Sensors and TR Switch


Object Number: 584741  Size: FS
Engine Controls Components
Information Sensors/Switches Description
Transaxle - IMS, VSS
ABS/TCC Switch and Transaxle Solenoids
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice
Handling ESD Sensitive Parts Notice
Figure 15:

Transaxle -- IMS, VSS


Object Number: 584745  Size: FS
Engine Controls Components
Information Sensors/Switches Description
Cooling Fans and Relays
Transaxle Sensors and TR Switch
OBD II Symbol Description Notice
Handling ESD Sensitive Parts Notice
G102
Figure 16:

Cooling Fans and Relays


Object Number: 584749  Size: FS
Engine Controls Components
Information Sensors/Switches Description
Vehicle Speed Output and Cruise Control Module
Transaxle - IMS, VSS
OBD II Symbol Description Notice
Battery Feeds
PCM (BAT), A/C COMP, PARK/REV Fuses and A/C COMPRESSOR Relay
G103, G107, and G110
Handling ESD Sensitive Parts Notice