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

PWR, GND, DLC, and MIL


Object Number: 694592  Size: FS
Master Electrical Component List
Electronic Ignition (EI) System Description
Engine Data Sensors
OBD II Symbol Description Notice
Headlamps, Generator
G100,G111 and G113
PCM, BCM, Cluster, Turn, SDM
IGN 1
IGN 1
Cluster, BCM, PCM, BTSI
DLC
Figure 2:

Engine Data Sensors


Object Number: 694597  Size: FS
Master Electrical Component List
Powertrain Control Module Description
Fuel Pump and FTP Sensor
PWR, GND, DLC, and MIL
OBD II Symbol Description Notice
Engine Controls Schematic Icons
Figure 3:

Fuel Pump and FTP Sensor


Object Number: 694604  Size: FS
Master Electrical Component List
Fuel System Description
IAC Control
Engine Data Sensors
OBD II Symbol Description Notice
Compressor Controls
Compressor Controls
Power Bussing for Fuse Block Underhood Page 1 of 2
G100,G111 and G113
Gauges
G402, Page 1 of 2
G100,G111 and G113
Figure 4:

IAC Control


Object Number: 694613  Size: FS
Master Electrical Component List
Air Intake System Description
Ignition Controls
Fuel Pump and FTP Sensor
OBD II Symbol Description Notice
Figure 5:

Igniton Controls


Object Number: 694619  Size: FS
Master Electrical Component List
Electronic Ignition (EI) System Description
Fuel Injectors
IAC Control
OBD II Symbol Description Notice
Engine Controls Schematic Icons
ATX,ICM,O2
G100,G111 and G113
Figure 6:

Fuel Injecters


Object Number: 694630  Size: FS
Master Electrical Component List
Fuel System Description
Oxygen Sensors
Ignition Controls
OBD II Symbol Description Notice
Power Bussing for Fuse Block-Underhood page 2 of 2
Figure 7:

Oxygen Sensors


Object Number: 694634  Size: FS
Master Electrical Component List
Air Intake System Description
MAF, EVAP, EGR Controls
Fuel Injectors
OBD II Symbol Description Notice
Power Bussing for Fuse Block-Underhood page 2 of 2
G100,G111 and G113
G113
Figure 8:

MAF, EVAP, EGR Controls


Object Number: 694637  Size: FS
Master Electrical Component List
Powertrain Control Module Description
PCM References - 1 of 2
Oxygen Sensors
OBD II Symbol Description Notice
Stop, EVAP, MAF
Power Bussing for Fuse Block-Underhood page 2 of 2
G100,G111 and G113
G100,G111 and G113
Figure 9:

PCM References - 1 of 2


Object Number: 694640  Size: FS
Master Electrical Component List
Powertrain Control Module Description
PCM References (2 of 2)
MAF, EVAP, EGR Controls
OBD II Symbol Description Notice
Compressor Controls
Compressor Controls
Gauges
Compressor Controls
Low Oil Pressure and Low Oil Indicators
Compressor Controls
Compressor Controls
Cooling Fans
Charging
Cruse Control
Starting
Figure 10:

PCM References (2 of 2)


Object Number: 694649  Size: FS
Master Electrical Component List
Powertrain Control Module Description
PCM References - 1 of 2
OBD II Symbol Description Notice
Solenoid Controls and TFT Sensor
Fluid Pressure Manual Valve Position Switch and ISS Sensor
PNP Switch