OnStar Services
See also:
When to Check
Check your tires once a month or more.
Also, check the tire pressure of the spare tire. ...
Ending a Call
Press
to end a call. ...
Recommended Fuel
If the vehicle has a 2.4L L4 engine (VIN Code C), use regular unleaded gasoline with a posted octane rating of 87 or higher. If the octane rating is less than 87, an audible knocking noise, commonly r ...
