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

HVAC Compressor Control Schematics (Cell 67: A/C High and Low Pressure Sensors, A/C Compressor Relay)


Object Number: 488962  Size: FS
HVAC Components
HVAC Compressor Controls Circuit Description
HVAC Compressor Control Schematics (Cell 67: Temperature Sensors)
Cell 10: PCM (BAT) and A/C COMP Fuses
Cell 10: CRUISE, DIS, and PCM (IGN) Fuses
HVAC Connector End Views
Handling ESD Sensitive Parts Notice
Handling ESD Sensitive Parts Notice
Cell 14: G107, G110
Figure 2:

HVAC Compressor Control Schematics (Cell 67: Temperature Sensors)


Object Number: 488964  Size: FS
HVAC Components
HVAC Compressor Controls Circuit Description
HVAC Compressor Control Schematics (Cell 67: A/C High and Low Pressure Sensors, A/C Compressor Relay)
Cell 10: COMFORT Fuse
Cell 10: COMFORT Fuse
Cell 68: Temperature Sensors
HVAC Connector End Views
Cell 50: Power, Ground, and Class 2
Cell 50: Power, Ground, and Class 2 (Export)
Cell 14: G205