Passenger Compartment Air Filter

The filter removes dust, pollen, and other airborne irritants from outside air and inside air when in recirculation mode. To find out what type of replacement filter to use, see Maintenance Replace ...

Driving Information

...

See also:

Poor reception and auto switching
In areas of poor reception due to signal masking and transmitter strengths, the HD Radio™ system may switch between the HD Radio primary signal and the corresponding analog broadcast more freque ...

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 ...

Checking Brake Fluid
Check brake fluid by looking at the brake fluid reservoir. See Engine Compartment Overview  . The fluid level should be above MIN. If it is not, have the brake hydraulic system checked to se ...