Buick Regal: Maintenance
Air Vents
Use the louvers located on the air vents to change the direction of the airflow.
To open a vent, move the thumbwheel to | . To close the vent, move the thumbwheel to .
Operation Tips
► Keep a ...
Passenger Compartment Air Filter
The filter removes dust, pollen, and other airborne irritants from outside air that is pulled into the vehicle.
The filter should be replaced as part of routine scheduled maintenance.
See Scheduled ...
See also:
Zoom
The camera can be useful when attaching a trailer. Press CAM to zoom in on the
trailer hitch (and press this button again to return to the normal camera view).
With the camera zoomed in on the trai ...
System self-test
After you have switched on the ignition, the
system carries out a self-diagnosis.
WARNING
A malfunction in the system has been
detected if one of the following conditions
occurs:
- ...
Customer Assistance Offices
Buick encourages customers to call the toll-free number for assistance.
However, if a customer wishes to write or e-mail Buick, the letter should be addressed to:
United States
Buick Customer Assis ...