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

Blower Motor -- Front


Object Number: 879674  Size: FS
Master Electrical Component List
Air Delivery Description and Operation
HVAC Schematics Blower Motor-Auxiliary
Ground Distribution Schematics-G200
Ground Distribution Schematics-G201 (1 of 5)
Figure 2:

Blower Motor -- Auxiliary


Object Number: 879697  Size: FS
Master Electrical Component List
Air Delivery Description and Operation
HVAC Schematics-A/C Compressor Clutch
HVAC Schematics-Blower Motor (Front)
Power Distribution Schematics-Ignition Switch Supply, HVAC and ABS Fuses
Power Distribution Schematics-Battery Feed to Fuse Block Rear
Power Distribution Schematics-Battery Feed to Fuse Block Rear
Power Distribution Schematics-Ignition Switch Supply, HVAC and ABS Fuses
Interior Lights Dimming Schematics-Ashtray Lamp and Steering Wheel Controls
Ground Distribution Schematics-G200 and G202
Ground Distribution Schematics-G200 and G202
Figure 3:

A/C Compressor Clutch


Object Number: 879701  Size: FS
Master Electrical Component List
Air Temperature Description and Operation
HVAC Schematics-Electric Actuators
HVAC Schematics Blower Motor-Auxiliary
Data Link Connector (DLC) Schematics-Serial Data Line (LH Drive) (1 of 2)
Ground Distribution Schematics-G106
Figure 4:

Electric Actuators


Object Number: 879702  Size: FS
Master Electrical Component List
Air Temperature Description and Operation
HVAC Schematics-Temperature Sensor (LH Drive)
HVAC Schematics-A/C Compressor Clutch
HVAC Schematics-Temperature Sensor (LH Drive)
HVAC Schematics-Temperature Sensors (RH Drive)
Power Distribution Schematics-Battery Feed to Fuse Block Rear
Figure 5:

Temperature Sensors (LH Drive)


Object Number: 787272  Size: FS
Master Electrical Component List
Air Temperature Description and Operation
HVAC Schematics-Temperature Sensors (RH Drive)
HVAC Schematics-Electric Actuators
HVAC Schematics-Electric Actuators
Ground Distribution Schematics-G201 (2 of 5)
Ground Distribution Schematics-G201 (2 of 5)
Headlights/Daytime Running Lights (DRL) Schematics-HDLP Switch Power,Ground
Headlights/Daytime Running Lights (DRL) Schematics-HDLP Switch Power,Ground
Figure 6:

Temperature Sensors (RH Drive)


Object Number: 787273  Size: FS
Master Electrical Component List
Air Temperature Description and Operation
HVAC Schematics-Steering Column Controls
HVAC Schematics-Temperature Sensor (LH Drive)
HVAC Schematics-Electric Actuators
Ground Distribution Schematics-G201 (2 of 5)
Ground Distribution Schematics-G201 (2 of 5)
Headlights/Daytime Running Lights (DRL) schematics-HDLP Switch Power,Ground
Figure 7:

Steering Column Controls


Object Number: 783612  Size: FS
Master Electrical Component List
Air Delivery Description and Operation
HVAC Schematics-Temperature Sensors (RH Drive)
SIR Handling Caution