Electrical System
See also:
Engine Oil
To ensure proper engine performance and long life, careful attention must be paid to engine oil.
Following these simple, but important steps will help protect your investment:
► Always use eng ...
Low-Profile Tires
If the vehicle has P235/45R18 size tires, they are classified as low-profile
tires.
Notice: Low-profile tires are more susceptible to damage from road hazards or
curb impact than standard profile ...
Potential Issues
Some OnStar services are disabled
after five days. OnStar cannot
perform Remote Door Unlock or
Stolen Vehicle Assistance after the
vehicle has been off continuously
for five days. After five ...
