See also:

Shuffle (Radio with CD/DVD/MEM)
Turn the Menu knob and set Shuffle Songs to On or Off. Shuffle On: Plays current tracks in random order. Shuffle Off: Plays current tracks in sequential order. ...

Engine Coolant (4.6L Engine)
The cooling system in the vehicle is filled with DEX-COOL® engine coolant. This coolant is designed to remain in the vehicle for five years or 150,000 miles (240 000 km), whichever occurs first ...

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, M ...