GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 1999 🢒 Monte Carlo 🢒 Body and Accessories 🢒 Entertainment 🢒 Radio/Audio System Schematics
Figure 1:

Cell 150: Power, Headlamp Switch, Radio, SIR Coil, (SEO) Accessory Switch/Diode, PCM, Ground
Object Number: 349944 Size: FS
Entertainment Components
Radio/Audio System Circuit Description
Cell 150: LR, RR, LF, RF Speakers, Fuse Block, Radio
Interior Lights Dimming Schematics
Cell 11: Anti-Theft PCM (12), Air Bag (21), Turn Signal (30), and IP Electronics Ignition Feed (39) Fuses
Cell 11: Anti-Theft PCM (12), Air Bag (21), Turn Signal (30), and IP Electronics Ignition Feed (39) Fuses
Cruise Control Schematics
Handling ESD Sensitive Parts Notice
SIR Handling Caution
Cell 14: G201 and G204 (SEO)
Interior Lights Dimming Schematics
Figure 2:

Cell 150: LR, RR, LF, RF Speakers, Fuse Block, Radio
Object Number: 349946 Size: FS
Entertainment Components
Radio/Audio System Circuit Description
Cell 150: Power, Headlamp Switch, Radio, SIR Coil, (SEO) Accessory Switch/Diode, PCM, Ground
Cell 11: IP Electronics Battery (10), and Power Accessory No.1 (19)Fuses
Cell 19