GM Service Manual Online
For 1990-2009 cars only

The exterior lamp control is located in the middle of the turn signal/multifunction lever. See Turn Signal/Multifunction Lever .

(Exterior Lamp Control): Turn the control with this symbol on it to operate the exterior lamps.

The exterior lamp control has the following four positions:

(On/Off): Turns off the Daytime Running Lamps (DRL) and Automatic Headlamps. Turning the control to this position again turns the automatic lighting system back on. This feature is not available for vehicles first sold in Canada.

AUTO (Automatic): Automatically turns the exterior lamps on and off depending upon how much light is available outside of the vehicle.

(Parking Lamps): Turns on the parking lamps together with the following:

    • Sidemarker Lamps
    • Taillamps
    • License Plate Lamps
    • Instrument Panel Lights
(Headlamps): Turn the control to this position to turn on the headlamps, together with the previously listed lamps and lights.