GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 2007 🢒 Montana SV6 🢒 Power and Signal Distribution 🢒 Wiring Systems and Power Management 🢒 Heated/Cooled Seat Schematics
Figure 1:

Driver Seat
Object Number: 1740136 Size: FS
Master Electrical Component List
Heated Seats Description and Operation
Control Module References
Passenger Seat
BATT MAIN 2, HTD/SEATS, LT PWR SLD DR, PWR/MIR UGDO, RT PWR SLD DR, Sit-N-Lift Seat, and STOP/TRN Fuses, PWR SEATS and Sit-N-Lift Circuit Breaker
BATT MAIN 2, HTD/SEATS, LT PWR SLD DR, PWR/MIR UGDO, RT PWR SLD DR, Sit-N-Lift Seat, and STOP/TRN Fuses, PWR SEATS and Sit-N-Lift Circuit Breaker
Data Communication Schematics
G301
Figure 2:

Passenger Seat
Object Number: 1740137 Size: FS
Master Electrical Component List
Heated Seats Description and Operation
Control Module References
Driver Seat
BATT MAIN 2, HTD/SEATS, LT PWR SLD DR, PWR/MIR UGDO, RT PWR SLD DR, Sit-N-Lift Seat, and STOP/TRN Fuses, PWR SEATS and Sit-N-Lift Circuit Breaker
BATT MAIN 2, HTD/SEATS, LT PWR SLD DR, PWR/MIR UGDO, RT PWR SLD DR, Sit-N-Lift Seat, and STOP/TRN Fuses, PWR SEATS and Sit-N-Lift Circuit Breaker
Data Communication Schematics
G302 - 1 of 2