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

Window Motors


Object Number: 1615579  Size: FS
Master Electrical Component List
Power Windows Description and Operation
Control Module References
Window Switches
Rear Fuse Block B+ Bus
Door Release Switches - V4U
G300
Window Switches
G301
G304
Window Switches
G304
Figure 2:

Window Switches


Object Number: 1615580  Size: FS
Master Electrical Component List
Power Windows Description and Operation
Upfitter Window Provisions - V4U
Window Motors
Window Motors
DLC Power, Ground, and Low Speed GMLAN
Window, Heated Seat, Seat Lumbar Switches
G301
G304
Window, Heated Seat, Seat Lumbar Switches
DLC Power, Ground, and Low Speed GMLAN
Window Motors
Figure 3:

Upfitter Window Provisions - V4U


Object Number: 1615584  Size: FS
Master Electrical Component List
Power Windows Description and Operation
Window Switches