See also:

Immobilizer Operation (Key Access)
This vehicle has a passive theft-deterrent system. The system does not have to be manually armed or disarmed. The vehicle is automatically immobilized when the key is removed from the igniti ...

Side Blind Zone Alert (SBZA)
For vehicles with this feature, it may alert you to vehicles located in your side blind zone. When the system detects a vehicle in the side blind zone, an SBZA display will light up in the corre ...

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 Detroi ...