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

Right Lower Corner of Rear Window


Object Number: 305362  Size: SF
(1)Radio Noise Suppressor Wire
(2)Radio Noise Suppressor Wire Connection
(3)Radio Noise Suppressor Wire Ground
Figure 2:

Left Side of Package Shelf


Object Number: 305358  Size: LF
(1)Body Wiring Harness
(2)Defogger Grid-Rear Window Ground Wire
(3)Package Shelf
(4)G401
Figure 3:

C200, C204, and Relays -- Behind RH Side of I/P


Object Number: 305348  Size: LF
(1)Instrument Panel Wiring Harness
(2)Cross Car Beam Underside
(3)G200 (SIR and Instrument Panel Grounds)
(4)C200
(5)C204
(6)Relays (Rear Window Defogger, Rear Compartment Lid Release, Fuel Filler Door Lock, and Door Lock Relay)