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

Rear of Vehicle -- Pontiac


Object Number: 761599  Size: LF
(1)Center High Mount Stop Lamp (CHMSL)
(2)Rear Window Defogger Grid
(3)Outside Rear View Mirror-Passenger
(4)Tail, Brake, and Signal Lamp Assembly-RR (LR Similar)
(5)Back--Up Lamp
(6)Cargo Lamp
Figure 2:

Rear of Vehicle -- Buick


Object Number: 828193  Size: LF
(1)Center High Mount Stop Lamp (CHMSL)
(2)Rear Window Defogger Grid
(3)Stop, Signal and Park Lamps-RR (LR Similar)
(4)Rear Wiper Arm
(5)Backup Lamps
(6)Object Sensor RT Outer
(7)Object Sensor RT Center
(8)Object Sensor LT Center
(9)Object Sensor LT Outer
(10)End Gate Release Handle
(11)Tail Lamp-Left (Right Similar)
(12)License Lamp
(13)Cargo Lamp
Figure 3:

Forward Center of Interior Compartment


Object Number: 374791  Size: LF
(1)Inside Rearview Mirror Connector
(2)Inside Rearview Mirror