What to Use

Refer to Recommended Fluids and Lubricants   to determine what kind of lubricant to use. ...

When to Check Lubricant

It is not necessary to regularly check rear axle fluid unless there is a leak suspected or an unusual noise is heard. A fluid loss could indicate a problem. Have it inspected and repaired. All axle ...

See also:

Tire pressure monitoring system (yellow)
Illuminates when one or more tires are significantly under-inflated. Stop the vehicle as soon as possible, check the tire pressures and inflate to the recommended pressure. ...

Punctured tires
WARNING Do not drive the vehicle with a punctured tire. Even if the punctured tire has not deflated, it is unsafe to use, as the tire may deflate suddenly at any time. ...

Customer Satisfaction Procedure (U.S. and Canada)
Your satisfaction and goodwill are important to your dealer and to Buick. Normally, any concerns with the sales transaction or the operation of the vehicle will be resolved by your dealer's sa ...