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

Driver


Object Number: 1807888  Size: FS
Master Electrical Component List
Heated Seats Description and Operation
Control Module References
Passenger
Underhood Fuse Block RBEC1 and Rear Fuse Block , BCK/UP Lamps, CIG/AUX, HTD MIR, HTD SEAT, RKE/XM RR DEFOG and S/ROOF Fuses
Underhood Fuse Block RBEC1 and Rear Fuse Block , BCK/UP Lamps, CIG/AUX, HTD MIR, HTD SEAT, RKE/XM RR DEFOG and S/ROOF Fuses
Underhood Fuse Block IBCM 2, BATTERY SENSE, Body Control Module (BCM), ACCESSORY Relay, DOOR LOCK, INTERIOR LIGHTS, POWER WINDOWS, ROOF/HEAT SEAT and WIPER SW Fuses
Underhood Fuse Block IBCM 2, BATTERY SENSE, Body Control Module (BCM), ACCESSORY Relay, DOOR LOCK, INTERIOR LIGHTS, POWER WINDOWS, ROOF/HEAT SEAT and WIPER SW Fuses
G303
G303
Figure 2:

Passenger


Object Number: 1807890  Size: FS
Master Electrical Component List
Heated Seats Description and Operation
Control Module References
Driver
Underhood Fuse Block RBEC1 and Rear Fuse Block , BCK/UP Lamps, CIG/AUX, HTD MIR, HTD SEAT, RKE/XM RR DEFOG and S/ROOF Fuses
Underhood Fuse Block RBEC1 and Rear Fuse Block , BCK/UP Lamps, CIG/AUX, HTD MIR, HTD SEAT, RKE/XM RR DEFOG and S/ROOF Fuses
Underhood Fuse Block IBCM 2, BATTERY SENSE, Body Control Module (BCM), ACCESSORY Relay, DOOR LOCK, INTERIOR LIGHTS, POWER WINDOWS, ROOF/HEAT SEAT and WIPER SW Fuses
Underhood Fuse Block IBCM 2, BATTERY SENSE, Body Control Module (BCM), ACCESSORY Relay, DOOR LOCK, INTERIOR LIGHTS, POWER WINDOWS, ROOF/HEAT SEAT and WIPER SW Fuses
G303
G303