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:
When the System Does Not
Seem to Work Properly
The following messages may be
displayed on the DIC:
SERVICE PARK ASSIST: If this
message occurs, take the vehicle to
your dealer to repair the system.
PARK ASSIST OFF: If the URPA
system doe ...
Winter Tires
Consider installing winter tires on the vehicle if frequent driving on snow or
ice covered roads is expected. All season tires provide good overall performance
on most surfaces, but they may not o ...
Low Fuel Warning Light
This light comes on for a few seconds when the ignition is turned on as a check
to indicate it is working. If it does not come on, have it fixed.
The low fuel warning light comes on and a chime s ...