Body Control System Schematics. Chevrolet Astro - 4WD 2003

GM Service Manual Online

For 1990-2009 cars only

Makes 🢒 Chevrolet 🢒 2003 🢒 Astro - 4WD 🢒 Body and Accessories 🢒 Wiring Systems 🢒 Body Control System Schematics

Figure 1:	Power, Ground, and DLC Master Electrical Component List Body Control System Description and Operation RAP, Door/Locks, Headlights/DRL, Headlights - w/VE1 B+ Bus Ignition Switch - START, RUN/START, and OFF/RUN/START Bus Bars Ignition Switch - ACC/RUN and RUN Bus Bars CTSY, PK LPS, PWR ADJ MIRR, and TBC Fuses AIR BAG, GAGES, and TURN-B/U Fuses BRAKE, CRUISE, and HTR-A/C Fuses Radio, Overhead Console, and RSA G105 and G107 Data Link Connector (DLC) Schematics
Figure 2:	RAP, Door/Locks, Headlights/DRL, Headlights (w/VE1) Master Electrical Component List Body Control System Description and Operation Theft Deterrent, A/T, Audible Warnings, Brake Warnings, Interior Lights Power, Ground, and DLC RAP Relay, BCM Door Lock Switches and Relay Headlamp and Panel Dimmer Switch, Ambient Light Sensor - VE1 Headlamp and Panel Dimmer Switch, Ambient Light Sensor DRL Relay and Diode Composite Headlamps - VE1 DRL Relay and Diode
Figure 3:	Theft Deterrent, A/T Audible Warnings, Brake Warnings, Interior Lights Master Electrical Component List Body Control System Description and Operation Horns, Interior/Exterior Lights, RKE, Instrument Cluster RAP, Door/Locks, Headlights/DRL, Headlights - w/VE1 Radio, Overhead Console, and RSA Theft Deterrent Schematics Brake Warning System Schematics Power, Seat Belt/Ignition Key Alarm/Door Jamb Switches Tow/Haul Switch and VSS Inputs
Figure 4:	Horns, Interior/Exterior Lights, RKE, Instrument Cluster Master Electrical Component List Body Control System Description and Operation Exterior/Interior Lights, Door/Locks, Body Rear End, Audible Warnings Theft Deterrent, A/T, Audible Warnings, Brake Warnings, Interior Lights Gages Park Lamp Relay Turn Indicators, Front Marker Lamps, Front Park/Turn Signal Lamp Keyless Entry Schematics Horns Schematics Power Window/Door Lock Switches Turn Indicators, Front Marker Lamps, Front Park/Turn Signal Lamp Turn Indicators, Front Park/Turn Signal Lamps, Repeater Lamps
Figure 5:	Exterior/Interior Lights, Door/Locks, Body Rear End, Audible Warnings Master Electrical Component List Body Control System Description and Operation Headlights/DRL, Headlights/Export, and Interior Lights Horns, Interior/Exterior Lights, RKE, Instrument Cluster Park Lamp Relay Park Lamp Relay Vanity Mirror Lamps, Inadvertent Power Relay Rear Door Unlock Relay Control Power, Seat Belt/Ignition Key Alarm/Door Jamb Switches Door Unlock Relays
Figure 6:	Headlights/DRL, Headlights (Export), and Interior Lights Master Electrical Component List Body Control System Description and Operation Exterior/Interior Lights, Door/Locks, Body Rear End, Audible Warnings Vanity Mirror Lamps, Inadvertent Power Relay Door Jamb Switches Headlamp and Panel Dimmer Switch, Ambient Light Sensor Headlamp and Panel Dimmer Switch, Ambient Light Sensor - VE1 Door Jamb Switches