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

w/F45


Object Number: 799939  Size: FS
Master Electrical Component List
Automatic Level Control Description and Operation w/F45
Automatic Level control (w/o F45)
G401
Ignition Feeds to Underhood and Rear Fuse Blocks
ELC, Night Vision, HVAC, ABS Fuses
Figure 2:

w/o F45


Object Number: 799940  Size: FS
Master Electrical Component List
Automatic Level Control Description and Operation w/o F45
Automatic Level control (w/F45)
G401
Automatic Level Control Schematic Icons
Ignition Feeds to Underhood and Rear Fuse Blocks
ELC, Night Vision, HVAC, ABS Fuses