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

Blower Control


Object Number: 1519468  Size: FS
Master Electrical Component List
Air Delivery Description and Operation
Control Module References
A/C Compressor Control
MAIN, BLOWER FAN, RAD FAN SMALL, INSTRUMENTS, POWER DOOR LOCKS, THEFT, HORN and POWER WINDOW Fuses
HEATED REAR WINDOW, RADIO, CELLULAR PHONE, SUB-WOOFER, AMPLIFIER, IGNITION SWITCH and HORN Fuses
HEATED REAR WINDOW, RADIO, CELLULAR PHONE, SUB-WOOFER, AMPLIFIER, IGNITION SWITCH and HORN Fuses
Interior Dimming Lights
TURN SIGNALS and BACKUP LAMPS, HEATED REAR WINDOW, HVAC, and INSTRUMENT Fuses
TURN SIGNALS and BACKUP LAMPS, HEATED REAR WINDOW, HVAC, and INSTRUMENT Fuses
G100, G101, SP100 and G102 1 of 5
Figure 2:

A/C Compressor Control


Object Number: 1519469  Size: FS
Master Electrical Component List
Air Temperature Description and Operation
Control Module References
Blower Control
EFI Relay, AUTO TRANS and ENGINE SENSORS Fuses
EFI Relay, AUTO TRANS and ENGINE SENSORS Fuses
G104 and G105