Engine block heater (if so equipped)

Engine block heaters are used to assist in cold temperature starting. The engine block heater should be used when the outside temperature is 208F (−78C) or lower. To use the engine bloc ...

Roadside assistance program

In the event of a roadside emergency, Roadside Assistance Service is available to you. Please refer to your Warranty Information Booklet (U.S.) or Warranty & Roadside Assistance Informatio ...

See also:

Compass
Your vehicle may have a compass in the Driver Information Center (DIC). See Driver Information Center (DIC)  for more information about the DIC. Compass Zone The zone is set to zone eight upo ...

SBZA Error Messages
The following messages may appear in the DIC: SIDE BLIND ZONE ALERT SYSTEM OFF: This message indicates that the driver has turned the system off. SIDE BLIND ZONE SYSTEM UNAVAILABLE: This message in ...

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 ...