GM Service Manual Online
For 1990-2009 cars only

Instrument Panel Brightness

The thumbwheel for this feature is located next to the exterior lamps control.

(Instrument Panel Lights): Turn the thumbwheel up or down to brighten or dim the instrument panel lights and the radio display. This will only work if the headlamps or parking lamps are on.

To turn on the dome lamps, with the vehicle doors closed, turn the thumbwheel all the way up.

Dome Lamps

The dome lamps will come on when you open a door and will turn off when all doors are closed.

You can also turn the dome lamps on by turning the thumbwheel, located next to the exterior lamp control, all the way up. In this position, the dome lamps will remain on whether a door is opened or closed.

(Dome Override): Press this button, located below the exterior lamp control, to turn dome lamps off even while a door is opened. To return the lamps to automatic operation, press the button again and it will return to the out position. In this position, the dome lamps will come on when you open a door.

Entry/Exit Lighting

Your vehicle is equipped with an illuminated entry/exit feature.

When a door is opened or the key is removed from the ignition, the dome lamps will come on if the dome override button is in the out position.

Reading Lamps


Object Number: 864828  Size: B2

Your vehicle has reading lamps located in the overhead console. Press the button located next to the lamp to turn it on. The lamps can be adjusted to point in the direction you want.

Press the button again to turn the lamp off.

These lamps will also come on with the dome lamps.

Battery Run-Down Protection

This feature shuts off the dome lamps if they are left on for more than 10 minutes when the ignition is in lock. This will keep your battery from running down.