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:
Reporting Safety Defects toGeneral Motors
In addition to notifying NHTSA (or Transport
Canada) in a situation like this, we certainly hope
you will notify us.
Please call us at 1-800-521-7300, or write:
Buick Customer Assistance Cente ...
OnStar®
For vehicles with an active OnStar subscription, OnStar uses several innovative technologies and live Advisors to provide a wide range of safety, security, navigation, diagnostics, and calling servi ...
Where to Put the Restraint
According to accident statistics, children and infants are safer when properly restrained in a child restraint system or infant restraint system secured in a rear seating position.
We recommend that ...