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

Rear Heated Seats 1 of 3 - Except ULT


Object Number: 1464568  Size: FS
Master Electrical Component List
Control Module References
Rear Heated Seats - 2 of 3
B+ Bus - 1 of 2
IPC/DIC, LH HID, RH HID, SEO B1, SEO B2, and TBC BATT Fuses
Rear Heated Seats - 3 of 3
Ignition Switch - ACCY/RUN/START, RUN, and START Busses, IGN A and CRANK Fuses
IGN 3 Fuse - 1 of 2
IGN 3 Fuse - 1 of 2
Rear Heated Seats - 3 of 3
I/P Dimming Supply Voltage - 5 of 8
G200 - 2 of 3
G200 - 1 of 3
G200 - 1 of 3
Figure 2:

Rear Heated Seats 2 of 3


Object Number: 1464571  Size: FS
Master Electrical Component List
Control Module References
Rear Heated Seats - 3 of 3
Rear Heated Seats - 1 of 3
G304 and G305
Figure 3:

Rear Heated Seats 3 of 3


Object Number: 1464572  Size: FS
Master Electrical Component List
Control Module References
Left Rear (w/ULT) - 1 of 4
Rear Heated Seats - 2 of 3
Rear Heated Seats - 1 of 3
Rear Heated Seats - 1 of 3
I/P Dimming Supply Voltage - 5 of 8
G200 - 2 of 3
G200 - 1 of 3
G200 - 1 of 3
G306
Figure 4:

Left Rear w/ULT 1 of 4


Object Number: 1464573  Size: FS
Master Electrical Component List
Heated/Cooled Seats Description and Operation
Control Module References
Left Rear (w/ULT) - 2 of 4
Rear Heated Seats - 3 of 3
Ignition Switch - ACCY/RUN/START, RUN, and START Busses, IGN A and CRANK Fuses
IGN 3 Fuse - 1 of 2
IGN 3 Fuse (ULT) - 2 of 2
B+ Bus - 2 of 2
G304 and G305
Figure 5:

Left Rear w/ULT 2 of 4


Object Number: 1464575  Size: FS
Master Electrical Component List
Heated/Cooled Seats Description and Operation
Control Module References
Left Rear (w/ULT) - 3 of 4
Left Rear (w/ULT) - 1 of 4
Ignition Switch - ACCY/RUN/START, RUN, and START Busses, IGN A and CRANK Fuses
IGN 3 Fuse - 1 of 2
IGN 3 Fuse (ULT) - 2 of 2
IGN 3 Fuse (ULT) - 2 of 2
G200 - 2 of 3
G200 - 2 of 3
Figure 6:

Left Rear w/ULT 3 of 4


Object Number: 1464577  Size: FS
Master Electrical Component List
Heated/Cooled Seats Description and Operation
Control Module References
Left Rear (w/ULT) - 4 of 4
Left Rear (w/ULT) - 2 of 4
Left Rear (w/ULT) - 4 of 4
Figure 7:

Left Rear w/ULT 4 of 4


Object Number: 1464580  Size: FS
Master Electrical Component List
Heated/Cooled Seats Description and Operation
Control Module References
Right Rear (w/ULT) - 1 of 4
Left Rear (w/ULT) - 3 of 4
Left Rear (w/ULT) - 3 of 4
Figure 8:

Right Rear w/ULT 1 of 4


Object Number: 1464581  Size: FS
Master Electrical Component List
Heated/Cooled Seats Description and Operation
Control Module References
Right Rear (w/ULT) - 2 of 4
Left Rear (w/ULT) - 4 of 4
Ignition Switch - ACCY/RUN/START, RUN, and START Busses, IGN A and CRANK Fuses
IGN 3 Fuse - 1 of 2
IGN 3 Fuse (ULT) - 2 of 2
B+ Bus - 2 of 2
G306
Figure 9:

Right Rear w/ULT 2 of 4


Object Number: 1464583  Size: FS
Master Electrical Component List
Heated/Cooled Seats Description and Operation
Control Module References
Right Rear (w/ULT) - 3 of 4
Right Rear (w/ULT) - 1 of 4
Ignition Switch - ACCY/RUN/START, RUN, and START Busses, IGN A and CRANK Fuses
IGN 3 Fuse - 1 of 2
IGN 3 Fuse (ULT) - 2 of 2
IGN 3 Fuse (ULT) - 2 of 2
G200 - 2 of 3
G200 - 2 of 3
Figure 10:

Right Rear w/ULT 3 of 4


Object Number: 1464584  Size: FS
Master Electrical Component List
Heated/Cooled Seats Description and Operation
Control Module References
Right Rear (w/ULT) - 4 of 4
Right Rear (w/ULT) - 2 of 4
Right Rear (w/ULT) - 4 of 4
Figure 11:

Right Rear w/ULT 4 of 4


Object Number: 1464585  Size: FS
Master Electrical Component List
Heated/Cooled Seats Description and Operation
Control Module References
Right Rear (w/ULT) - 3 of 4
Right Rear (w/ULT) - 3 of 4