Reporting Safety Defects to the United States Government

If you believe that your vehicle has a defect which could cause a crash or could cause injury or death, you should immediately inform the National Highway Traffic Safety Administration (NHTSA) 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 ...

See also:

Checking the oil level using the oildipstick
When checking the oil level: • park the vehicle on a level surface. • the engine should be switched off for approximately five minutes if the engine is at normal operating temperature. Exam ...

Hill descent
With Hill Descent Control (HDC) selected in either automatic, Sport or CommandShift modes, a low gear will be selected and maintained to provide maximum engine braking. Should the gear lever be mo ...

List soft key
The List button can be used when the characters entered reduce the possible entries to a small enough number. You can also select List (when active) without entering a POI name. All the relevant ...