See also:

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 ...

Storing and Deleting Phone Numbers
The system can store up to 30 phone numbers as name tags in the Hands-Free Directory that is shared between the Bluetooth and OnStar systems. The following commands are used to delete and store pho ...

Starting Procedure (Key Access)
1. With your foot off the accelerator pedal, turn the ignition key to START. When the engine starts, let go of the ignition. The idle speed will go down as your engine gets warm. Do not rac ...