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

Radio and Speakers


Object Number: 626193  Size: FS
Entertainment Components
Radio/Audio System Circuit Description
Noise Filter
Handling ESD Sensitive Parts Notice
Handling ESD Sensitive Parts Notice
CIG Fuse
Alt-S, AM2, Dome, EFI, Hazard, Horn, and Main Fuses
Alt-S, AM2, Dome, EFI, Hazard, Horn, and Main Fuses
Cell 14: G201 and G202
Cell 117: Ashtray, Cigar Lighter, and Manual Selector Illumination Lamps
Figure 2:

Noise Filter


Object Number: 626195  Size: FS
Radio and Speakers
Entertainment Components
Radio/Audio System Circuit Description
Ignition Switch, IGN Fuse, and ST Fuse
Ignition Switch, IGN Fuse, and ST Fuse
Cell 14: G105 and G106