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

Steering Wheel Controls (Radio)


Object Number: 809950  Size: LF
(1)Turn Signal/Multifunction Switch
(2)Inflatable Restraint Steering Wheel Module Coil Connector C5
(3)Steering Wheel
(4)Steering Wheel Controls-Right-Radio
(5)Steering Wheel Controls-Right-Cruise Control
(6)Inflatable Restraint Steering Wheel Module Coil Connector C2
(7)Inflatable Restraint Steering Wheel Module
(8)Horn Switch Spring Loaded Contact
Figure 2:

Center of Instrument Panel


Object Number: 498318  Size: LF
(1)Radio Connector C1
(2)Radio Connector C2
(3)Radio Coax Connector
(4)Radio
Figure 3:

Front Door Speakers-Typical


Object Number: 498327  Size: LF
(1)Speaker-RF Door Connector
(2)Speaker-RF Door
(3)Speaker-RF Door Tweeter
Figure 4:

Right Side of Package Shelf, Left Similar


Object Number: 498323  Size: LF
(1)Speaker-RR Connector
(2)Speaker-RR
Figure 5:

Below Package Shelf


Object Number: 772336  Size: LF
(1)Package Shelf
(2)Audio Amplifier Connector, C1
(3)Audio Amplifier Connector, C2
(4)Audio Amplifier
Figure 6:

Left Side of Rear Window


Object Number: 498329  Size: LF
(1)Main Body Wiring Harness
(2)Radio Antenna Module Connection to Rear Defogger Grid
(3)Radio Antenna Module Connector
(4)Radio Antenna Module Coax Connector
(5)Radio Antenna Module
(6)Radio Rear Window Antenna Connection