Engine Oil Additives / Engine Oil Flushes
Do not add anything to the oil. The recommended oils with the starburst symbol that meet GM Standard GM6094M are all that is needed for good performance and engine protection.
Engine oil system flushes are not recommended and could cause engine damage not covered by the vehicle warranty.
See also:
License Plate Lamp
To replace one of these bulbs:
1. Remove the license plate.
2. Reach up through the opening above the license
plate to access the two license plate lamps.
3. Turn the socket counterclockwise to r ...
Online Owner Center
Online Owner Center (U.S.) —
www.gmownercenter.com/buick
Information and services customized for your specific
vehicle — all in one convenient place.
• Digital owner manual, warranty infor ...
Seat Position
Seat Position
WARNING!
You can lose control of the
vehicle if you try to adjust a
manual driver seat while the
vehicle is moving. The sudden
movement could startle and
confuse you, or ma ...