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

I/P Components


Object Number: 1657309  Size: MF
(1)Instrument Panel Cluster (IPC)
(2)Hazard Switch
(3)Sunload Twilight Sensor
(4)Speaker - Front Center
(5)I/P Compartment Lamp
(6)Valet Switch
(7)Radio/Navigation Unit (U3Q)
(8)Auxilary Power Outlet (AV8-DT4), Cigar Lighter (AV8+DT4)
(9)Ashtray Lamp (AV8)
(10)HVAC Control Module
(11)Data Link Connector (DLC)
(12)Air Temperature Sensor - Inside
(13)Rear Compartment Lid Release Switch
(14)Driver Information Center (DIC) Switch
(15)Headlamp Switch
Figure 2:

Under Front Floor Console


Object Number: 1656938  Size: LF
(1)A/T Shift Lock Control Solenoid
(2)Reverse Lockout Solenoid C1 (AQ9)
(3)Reverse Lockout Solenoid
(4)Reverse Lockout Solenoid C2 (AQ9)
(5)PRNDL Lamp
(6)HVAC Control Module - Auxiliary (CJ4)
(7)Auxiliary Power Outlet - Console (AQ9)
(8)Traction Control Switch
(9)Cigar Lighter
Figure 3:

Door Components - Left Rear


Object Number: 1860653  Size: LF
(1)Heated Seat Switches
(2)Seat Lumbar Switch (ARC)
(3)Auxiliary Power Outlet - Left Rear
(4)Window Switch - Left Rear
(5)Speaker - Left Rear Door
(6)Courtesy Lamp
(7)Door Latch Assembly
Figure 4:

Door Components - Right Rear


Object Number: 1860662  Size: LF
(1)Heated Seat Switches
(2)Window Switch - Right Rear
(3)Door Latch Assembly
(4)Courtesy Lamp
(5)Speaker - Right Rear Door
(6)Auxiliary Power Outlet - Right Rear
(7)Seat Lumbar Switch (ARC)
Figure 5:

Drivers Seat


Object Number: 1860675  Size: LF
(1)Drivers Seat
(2)Auxiliary Power Outlet-Front Seat