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 ...

Highbeam On Light
This light comes on when the high-beam headlamps are in use. See Headlamp High/Low-Beam Changer for more information. ...

Dual Automatic Climate Control System
For vehicles with this system, it controls the heating, cooling, and ventilation. Non-eAssist Vehicles A. Power B. Driver Temperature Control C. Defrost D. Fan Control E. Air Delivery Mode C ...