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

Module Power, Ground, Serial Data, and Blower Motor


Object Number: 2081776  Size: FS
Figure 2:

Compressor Controls


Object Number: 2081782  Size: FS
Figure 3:

Air Delivery/Temperature Actuators


Object Number: 2081785  Size: FS
Figure 4:

Air Temperature Sensors


Object Number: 2081789  Size: FS
Figure 5:

Ambient Light/Sunload Sensors


Object Number: 2081799  Size: FS
Figure 6:

Rear Auxiliary Controls


Object Number: 2081801  Size: FS