GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2008 🢒 Sierra - 4WD 🢒 Seats 🢒 Power Seats 🢒 Passenger Seat Schematics
Figure 1:

6-Way Power (except AN3)
Object Number: 1916837 Size: FS
Master Electrical Component List
Power Seats System Description and Operation
Control Module References
8-Way Power (AN3)
Figure 2:

8-Way Power (AN3)
Object Number: 1916840 Size: FS
Master Electrical Component List
Memory Seats Description and Operation
Control Module References
6-Way Power (except AN3)