GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2008 🢒 LaCrosse 🢒 Diagnostic Navigation 🢒 Vehicle Diagnostic Information 🢒 Heated/Cooled Seat Schematics
Figure 1:

Driver Seat Heat Controls
Object Number: 1889045 Size: FS
Master Electrical Component List
Heated Seats Description and Operation
Control Module References
Passenger Seat Heat Controls
Figure 2:

Passenger Seat Heat Controls
Object Number: 1889047 Size: FS
Master Electrical Component List
Heated Seats Description and Operation
Control Module References
Driver Seat Heat Controls