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

Driver Heat Controls


Object Number: 1802762  Size: FS
Master Electrical Component List
Heated Seats Description and Operation
Control Module References
Passenger Seat Heat Controls
Fuse Block - Underhood BATT MAIN 2 Fuse
Data Link Connector Schematics L26
Data Link Connector (DLC) Schematics LY7
G301
Figure 2:

Passenger Heat Controls


Object Number: 1802807  Size: FS
Master Electrical Component List
Heated Seats Description and Operation
Control Module References
Driver Seat Heat Controls
Fuse Block - Underhood BATT MAIN 2 Fuse
Data Link Connector Schematics L26
Data Link Connector (DLC) Schematics LY7
G301