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

Driver Seat


Object Number: 1913810  Size: LF
(1)Seat Recline Motor - Driver (AN3)
(2)Seat Lumbar Vertical Motor Position Sensor - Driver (AN3)
(3)Seat Lumbar Vertical Motor - Driver (AN3)
(4)X324 (AN3)
(5)Seat Lumbar Horizontal Motor - Driver (AN3)
(6)Seat Lumbar Horizontal Motor Position Sensor - Driver (AN3)
(7)Seat Recline Position Sensor - Driver (AN3)
(8)Seat Lumbar Switch - Driver (AN3)
(9)Seat Adjuster Switch - Driver (AG1)
(10)Memory Seat Module (AN3)
(11)Inflatable Restraint Seat Position Sensor (SPS) - Left (10 Series)
(12)Seat Adjuster Assembly - Driver (AG1)
(13)Seat Belt Buckle - Driver
Figure 2:

Passenger Seat


Object Number: 1913813  Size: LF
(1)Seat Frame
(2)X325 (AN3)
(3)Seat Lumbar Vertical Motor - Passenger (AN3)
(4)Seat Adjuster Switch - Passenger (AG2)
(5)Seat Lumbar Switch - Passenger (AN3)
(6)Seat Belt Buckle - Passenger
(7)Inflatable Restraint Passenger Presence System (PPS) Module (AL0)
(8)Seat Adjuster Assembly - Passenger (AG2)
(9)Inflatable Restraint Passenger Presence System (PPS) Sensor (AL0)
(10)Seat Recline Motor - Passenger (AN3)
(11)Seat Lumbar Horizontal Motor - Passenger (AN3)