GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2002 🢒 Astro - 4WD 🢒 Body and Accessories 🢒 Instrument Panel, Gages, and Console 🢒 Audible Warnings Schematics
Figure 1:

Power, Seat Belt/Ignition Key Alarm/Door Jamb Switches
Object Number: 539383 Size: FS
Master Electrical Component List
Audible Warnings Description and Operation
Turn Signal Switch, Vehicle Speed Signal
Battery and Lighting Fuse
Courtesy, Park Lamps, TBC, and Power Mirror Fuses
Courtesy, Park Lamps, TBC, and Power Mirror Fuses
Turn Indicators, Front Park/Turn Signal Lamps, Repeater Lamps (VE1)
Turn Indicators, Front Marker Lamps, Front Park/Turn SignalLamps
G301, G303, G400, and G404
G110 (1 of 2)
Figure 2:

Turn Signal Switch, Vehicle Speed Signal
Object Number: 539390 Size: FS
Master Electrical Component List
Audible Warnings Description and Operation
Power, Seat Belt/Ignition Key Alarm/Door Jamb Switches
Turn Signal Switch, and Turn Signal/Hazard Flasher Module (VE1)
Turn Signal Switch, and Turn Signal/Hazard Flasher Module
Turn Indicators, Front Marker Lamps, Front Park/Turn SignalLamps
Turn Indicators, Front Park/Turn Signal Lamps, Repeater Lamps (VE1)
Gages