OnStar Services

See also:

On-Route
Select the On Route screen button to display all events ahead on the current active route. If no traffic events have been reported on route, No Traffic Events Reported On route displays. Name ...

Keyless Unlocking
With the keyless access transmitter within 1m (3 ft), approach the front door and pull the handle to unlock and open the door. On some models there is a touch sensor on the door handle. If t ...

Treadwear
The treadwear grade is a comparative rating based on the wear rate of the tire when tested under controlled conditions on a specified government test course. For example, a tire graded 150 ...