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

Convertible


Object Number: 688998  Size: FS
Master Electrical Component List
Radio/Audio System Description and Operation
Antenna Schematic (Coupe and Hardtop)
Bose Relay Control
Instrument Panel Electrical Center Fuses 3, 5, 24 and Circuit Breaker36
G301, G402 and G302
Figure 2:

Coupe and Hardtop


Object Number: 820954  Size: FS
Master Electrical Component List
Radio/Audio System Description and Operation
Power Antenna Schematic (Convertible)
Bose Relay Control