When to Check
Check the tires once a month or more.
Do not forget the spare tire, if the vehicle has one.
SeeFull-Size Spare Tire on page 10‑91 for additional information.
See also:
New Vehicle Break-In
Notice: The vehicle does not need an elaborate break-in.
But it will perform better in the long run if you follow these guidelines:
• If you have all-wheel drive, keep your speed at 88 km/h (55 mp ...
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 days, OnS ...
Retrieve My Number
1. Push . System responds:
“OnStar ready.” 2. Say “My Number.” System responds: “Your OnStar Hands-Free Calling number is.” ...