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:
On the Road
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all-out sport sedan's — fine by me, seeing as no one ever wanted Buick to build
the next BMW. The LaCrosse CXS, which pa ...
Blizzard Conditions
Being stuck in snow can be a serious situation. Stay with the vehicle unless there is help nearby.
If possible, use the Roadside Assistance Program .
To get help and keep everyone in the vehicle saf ...
Engine Oil Additives
Do not add anything to the oil. The recommended
oils with the starburst symbol that meet GM
Standard GM6094M are all you will need for good
performance and engine protection. ...