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:
Comfort and Convenience
Select the Comfort and
Convenience menu and the
following will be displayed:
• Chime Volume
• Driver Seat Easy Exit
• Park Tilt Mirrors ...
Cold Temperature Operation
If in an area of extreme cold, where the temperature
falls below −20°F (−29°C), use either an SAE 5W-30
synthetic oil or an SAE 0W-30 engine oil. Both provide
easier cold starting ...
Engine Air Cleaner/Filter
Engine Air Cleaner/Filter ...
