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

Audio Components


Object Number: 1651990  Size: LF
(1)Speaker - Subwoofer (UQ3)
(2)Speaker - Left Rear Door
(3)Speaker - Left Front Door
(4)Speaker - Left Front Tweeter
(5)Radio
(6)Speaker - Right Front Tweeter
(7)Speaker - Right Front Door
(8)Speaker - Right Rear Door
(9)Audio Amplifier (UQ3)
Figure 2:

Right Rear of the Passenger Compartment


Object Number: 1651902  Size: LF
(1)Digital Radio Receiver (U2K)
(2)Vehicle Communication Interface Module (VCIM) (UE1)
(3)G403
(4)Battery Current Sensor
(5)Battery
(6)Inline Fuse -- 50 AMP
Figure 3:

Headliner Components - Top


Object Number: 1652138  Size: LF
(1)Sunroof Control Module (CF5)
(2)Cellular, Navigation (UE1) and Digital Radio Antenna (U2K)
(3)C397
(4)Radio Antenna Base
(5)Inside Rearview Mirror
(6)Headliner
Figure 4:

Headliner Components - Bottom


Object Number: 1652149  Size: LF
(1)Headliner
(2)Dome Lamp
(3)Cellular Microphone (UE1)
(4)Onstar Button Assembly (UE1)
(5)Inside Rearview Mirror
(6)Sunroof Switch (CF5)
(7) Console Flood Lamp
Figure 5:

RR of the Passenger Compartment


Object Number: 1757199  Size: LF
(1)Digital Radio Receiver (U2K)
(2)Vehicle Communication Interface Module (VCIM) (UE1)
(3)VCIM fuse Holder - 10AMP (UE1)
(4)BCM Fuse holder - 50AMP
(5)S411 (UE1)
(6)Battery
(7)Battery Current Sensor
(8)Floor Panel
(9)G403