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

Power, Ground, Gages


Object Number: 1825061  Size: FS
Master Electrical Component List
Instrument Cluster Description and Operation
Control Module References
Indicators, OAT/AQS Sensor
F3, 5, 28, 32, 34 Fuses, Front Washer Pump Relay
EF7, F6, 8, 9, 13, 17, 20, 25, 27, 29 Fuses, Run/Crank, Outside Rearview Mirror, Liftgate Glass Relays
Ground Distribution G201
Figure 2:

Indicators, OAT/AQS Sensor


Object Number: 1825062  Size: FS
Master Electrical Component List
Instrument Cluster Description and Operation
Control Module References
Indicators
Power, Ground, Gages
Figure 3:

Indicators


Object Number: 1825063  Size: FS
Master Electrical Component List
Instrument Cluster Description and Operation
Control Module References
Indicators, Data Communication
Indicators, OAT/AQS Sensor
Figure 4:

Indicators, Data Communication


Object Number: 1825064  Size: FS
Master Electrical Component List
Instrument Cluster Description and Operation
Control Module References
Indicators
Ground Distribution G101, G103, G105
Ground Distribution G401
Ground Distribution G301