GM Service Manual Online
For 1990-2009 cars only

The exterior lamp control is located on 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:

(Off): Turn the control to this position to turn off all lamps, except the Daytime Running Lamps (DRL).

(Parking Lamps): Turn the control to this position to turn 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.

AUTO (Automatic): Turn the control to this position to put the headlamps in automatic mode. AUTO mode turns the exterior lamps on and off depending on outside lighting.