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

Center of the Instrument Panel, Above the A/C Controls


Object Number: 492884  Size: MF
(1)Radio
Figure 2:

Rear Compartment, Below the Rear Shelf Trim Panel


Object Number: 492883  Size: MF
(1)Speaker - LR
(2)Speaker - RR
Figure 3:

Center Rear of Headliner


Object Number: 492796  Size: MF
(1)RF Radio Signal Coax Cable
(2)Front Windshield FM Antenna Coax Cable
(3)Radio Antenna Module
(4)Radio Antenna Module Connector
(5)Rear Glass Antenna Connector
Figure 4:

Digital Radio Reciever and Antenna


Object Number: 873931  Size: MF
(1)Digital Radio Reciever
(2)Digital Radio Antenna