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

PCM Power and Grounds


Object Number: 714342  Size: FS
Master Electrical Component List
MIL Control and DLC
OBD II Symbol Description Notice
G102
Generator
BATT 2 Fuse and Ignition Switch (2 of 2)
IGN 1, COOL FANS, BATT 1, and BRAKES Fuses
BATT 2 Fuse and Ignition Switch (2 of 2)
Figure 2:

MIL Control and DLC


Object Number: 714347  Size: FS
Master Electrical Component List
Ignition Control Module (Front Bank)
PCM Power and Grounds
OBD II Symbol Description Notice
MIRROR, DRL, and FOG Fuses
Power, Ground and Class 2 (1 of 2)
G203
LAMPS and IGN 1 Fuses
Figure 3:

Ignition Control Module (Front Bank)


Object Number: 714352  Size: FS
Master Electrical Component List
Ignition Control Module (Rear Bank)
MIL Control and DLC
OBD II Symbol Description Notice
BATT 2 Fuse and Ignition Switch (2 of 2)
CRUISE, DIS, and PCM (IGN) Fuses
Figure 4:

Ignition Control Module (Rear Bank)


Object Number: 714355  Size: FS
Master Electrical Component List
Fuel Pump and Relay
Ignition Control Module (Front Bank)
OBD II Symbol Description Notice
BATT 2 Fuse and Ignition Switch (2 of 2)
CRUISE, DIS, and PCM (IGN) Fuses
Engine Controls Schematic Icons
Engine Controls Schematic Icons
Figure 5:

Fuel Pump and Relay


Object Number: 714360  Size: FS
Master Electrical Component List
Fuel Injectors
Ignition Control Module (Rear Bank)
OBD II Symbol Description Notice
G401 (1 of 2)
IGN 1, COOL FANS, BATT 1, and BRAKES Fuses
G102
Gauges and MIL
Gauges and MIL
Figure 6:

Fuel Injectors


Object Number: 714364  Size: FS
Master Electrical Component List
Engine and Fuel Tank Sensors
Fuel Pump and Relay
OBD II Symbol Description Notice
Figure 7:

Engine and Fuel Tank Sensors


Object Number: 714368  Size: FS
Master Electrical Component List
Heated Oxygen Sensors
Fuel Injectors
OBD II Symbol Description Notice
Figure 8:

Heated Oxygen Sensors


Object Number: 714370  Size: FS
Master Electrical Component List
MAF Sensor, EVAP Components and EGR Valve
Engine and Fuel Tank Sensors
OBD II Symbol Description Notice
IGN 1, COOL FANS, BATT 1, and BRAKES Fuses
OXY SEN 1, OXY SEN 2, FUEL PUMP, ECS Fuses and FUEL PUMP Relay
Figure 9:

MAF Sensor, EVAP Components and EGR Valve


Object Number: 714372  Size: FS
Master Electrical Component List
Vehicle Speed Output and Cruise Control Module
Heated Oxygen Sensors
OBD II Symbol Description Notice
G102
OXY SEN 1, OXY SEN 2, FUEL PUMP, ECS Fuses and FUEL PUMP Relay
BATT 2 Fuse and Ignition Switch (2 of 2)
ABS and IGN 1 Fuses
BATT 2 Fuse and Ignition Switch (2 of 2)
Figure 10:

Vehicle Speed Output and Cruise Control Module


Object Number: 714381  Size: FS
Master Electrical Component List
EBCM, Generator, A/C Relay and RSS
MAF Sensor, EVAP Components and EGR Valve
OBD II Symbol Description Notice
G102
CRUISE, DIS, and PCM (IGN) Fuses
Figure 11:

EBCM, Generator, A/C Relay and RSS


Object Number: 714386  Size: FS
Master Electrical Component List
ABS/TCC Switch and Transaxle Solenoids
Vehicle Speed Output and Cruise Control Module
OBD II Symbol Description Notice
Compressor Control Pressure Switch
Figure 12:

ABS/TCC Switch and Transaxle Solenoids


Object Number: 714392  Size: FS
Master Electrical Component List
EBCM, Generator, A/C Relay and RSS
Transaxle Sensors and TR Switch
OBD II Symbol Description Notice
Cruise Control Multifunction Lever
LAMPS and IGN 1 Fuses
RLY IGN 1 Fuse
BATT 2 Fuse and Ignition Switch (2 of 2)
OXY SEN 1, OXY SEN 2, FUEL PUMP, ECS Fuses and FUEL PUMP Relay
Figure 13:

Transaxle Sensors and TR Switch


Object Number: 714396  Size: FS
Master Electrical Component List
Transaxle IMS and VSS
ABS/TCC Switch and Transaxle Solenoids
OBD II Symbol Description Notice
Figure 14:

Transaxle IMS and VSS


Object Number: 714401  Size: FS
Master Electrical Component List
AIR Pump, Pump Relay and Solenoid
Transaxle Sensors and TR Switch
OBD II Symbol Description Notice
G102
Figure 15:

AIR Pump, Pump Relay and Solenoid


Object Number: 700228  Size: FS
Master Electrical Component List
Cooling Fans and Relays
Transaxle IMS and VSS
OBD II Symbol Description Notice
OXY SEN 1, OXY SEN 2, FUEL PUMP, ECS Fuses and FUEL PUMP Relay
BATT 2 Fuse and Ignition Switch (2 of 2)
Battery Feeds
Figure 16:

Cooling Fans and Relays


Object Number: 714403  Size: FS
Master Electrical Component List
AIR Pump, Pump Relay and Solenoid
OBD II Symbol Description Notice
G103, G107, G109, and G110
Battery Feeds
IGN 1, COOL FANS, BATT 1, and BRAKES Fuses