Headlights/Daytime Running Lights (DRL) Schematics. Chevrolet Astro

For 1990-2009 cars only

Makes 🢒 Chevrolet 🢒 2003 🢒 Astro - 4WD 🢒 Body and Accessories 🢒 Wiring Systems 🢒 Headlights/Daytime Running Lights (DRL) Schematics

Figure 1:	Headlamp and Panel Dimmer Switch, Ambient Light Sensor Master Electrical Component List Exterior Lighting Systems Description and Operation Sealed Beam Headlamps, Composite Headlamps B+ Bus BATT and LIGHTING Fuse Bus, and ATC, FRT HVAC, and RR-HTR/A/C Fuses B+ Bus CTSY, PK LPS, PWR ADJ MIRR, and TBC Fuses Sealed Beam Headlamps, Composite Headlamps G100, G106, and G302 G110 - Page 1 of 2
Figure 2:	Sealed Beam Headlamps, Composite Headlamps Master Electrical Component List Exterior Lighting Systems Description and Operation DRL Relay and Diode Headlamp and Panel Dimmer Switch, Ambient Light Sensor Headlamp and Panel Dimmer Switch, Ambient Light Sensor DRL Relay and Diode DRL Relay and Diode
Figure 3:	DRL Relay and Diode Master Electrical Component List Exterior Lighting Systems Description and Operation Sealed Beam Headlamps, Composite Headlamps B+ Bus Ignition Switch - START, RUN/START, and OFF/RUN/START Bus Bars CTSY, PK LPS, PWR ADJ MIRR, and TBC Fuses AIR BAG, GAGES, and TURN-B/U Fuses Sealed Beam Headlamps, Composite Headlamps Sealed Beam Headlamps, Composite Headlamps G110 - Page 1 of 2