See also:

Automatic Headlamp System
When the exterior lamp control is set to AUTO and it is dark enough outside, the headlamps come on automatically. There is a light sensor located on top of the instrument panel. Do not cover the ...

Front Fog Lamp Light
For vehicles with fog lamps, this light comes on when the fog lamps are in use. The light goes out when the fog lamps are turned off. See Fog Lamps  for more information. ...

Reporting Safety Defects to General Motors
In addition to notifying NHTSA (or Transport Canada) in a situation like this, please notify General Motors. Call 1-800-521-7300, or write: Buick Customer Assistance Center P.O. Box 33136 Detroit, M ...