See also:

Door Ajar Light
This light comes on in the Driver Information Center (DIC) when a door is open or not securely latched. Before driving, check that all doors are properly closed. ...

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 ...

Theft-Deterrent Feature
THEFTLOCK® is designed to discourage theft of the vehicle’s radio by learning a portion of the Vehicle Identification Number (VIN). The radio does not operate if it is stolen or moved to a di ...