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

6-Way Power and Lumbar Controls


Object Number: 1457794  Size: FS
Master Electrical Component List
Power Seats System Description and Operation
Control Module References
Heat Controls - Driver
BATT MAIN 2, HDT SEAT, PWR MIRS, TURN/HAZ, DR LK/TRUN,, SUNROOF Fuses, PWR SEAT, PWR WDO Circuit Breakers, and RAP Relay
BATT MAIN 2, HDT SEAT, PWR MIRS, TURN/HAZ, DR LK/TRUN,, SUNROOF Fuses, PWR SEAT, PWR WDO Circuit Breakers, and RAP Relay
G301
Figure 2:

Heat Controls


Object Number: 1457798  Size: FS
Master Electrical Component List
Heated Seats Description and Operation
Control Module References
6-Way Power and Lumbar Controls
BATT MAIN 2, HDT SEAT, PWR MIRS, TURN/HAZ, DR LK/TRUN,, SUNROOF Fuses, PWR SEAT, PWR WDO Circuit Breakers, and RAP Relay
BATT MAIN 2, HDT SEAT, PWR MIRS, TURN/HAZ, DR LK/TRUN,, SUNROOF Fuses, PWR SEAT, PWR WDO Circuit Breakers, and RAP Relay
LS4
Data Link Communication
G301