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

CD Player -- RH Side of Rear Compartment


Object Number: 305364  Size: LF
Figure 2:

Bose® Amplifier (w/ RPO U85 Only) -- Center of Rear Window Panel


Object Number: 305359  Size: LF
(1)Low Frequency Audio Amplifier
(2)Body Wiring Harness
(3)Low Frequency Audio Amplifier Connector C2
(4)Low Frequency Audio Amplifier Connector C1
Figure 3:

Center of Instrument Panel


Object Number: 305341  Size: LF
(1)Ignition Switch
(2)Cruise Control and Hazard Lamp Switch
(3)Radio
(4)Heater and A/C Control
(5)Cigar Lighter
Figure 4:

Radio Antenna Module, C390, C395, and C399 -- RH C-Pillar


Object Number: 305357  Size: SF
(1)Radio Antenna Module
(2)Rear Defogger Grid Connection
(3)C390
(4)C399
(5)C395
Figure 5:

Steering Column


Object Number: 305330  Size: LF
(1)Headlamp Switch Turn Signal Lever
(2)Headlamp and Turn Signal Switch
(3)Windshield Wiper and Windshield Washer Switch Lever
(4)Windshield Wiper and Windshield Washer Switch
(5)Inflatable Restraint Steering Wheel Module Coil
(6)Radio Control Switch Connector
(7)Inflatable Restraint Steering Wheel Module Connector
(8)Inflatable Restraint Steering Wheel Module
(9)Horn Switch Connector
(10)Horn Switch Ground Connector
(11)Radio Control Switch Cruise Switches
(12)Radio Control Switch Radio Switches
Figure 6:

Bose® Speaker (w/ RPO U85 Only) -- LH Side of Rear Window Panel (RH Side Similar)


Object Number: 305360  Size: LF
(1)Radio Rear Bose® Speaker
(2)Rear Window Panel
(3)Body Wiring Harness
Figure 7:

Speaker (w/o RPO U85) -- LH Side of Rear Window Panel (RH Side Similar)


Object Number: 305361  Size: LF
(1)Radio Rear Speaker
(2)Rear Window Panel
(3)Body Wiring Harness