For 1990-2009 cars

# DRL Relay Control, Left Front Door Jamb Switch, and Fog Lamp Switch Input

Body Control Module Components
Body Control System Operation
Engine Coolant Level Switch, Horn and Rear Compartment Control, PasslocK™ Cylinder, and Headlamp Inputs
Ambient Light Sensor, ALC Relay Control, Right Rear, Left Rear, and Right Front Door Jamb Switches
Steering Wheel Controls Schematics
Headlights/Daytime Running Lights (DRL) Schematics
Fog Lights Schematics
Ground Distribution Schematics