See also:

Treadwear 200 Traction AA Temperature A
The following information relates to the system developed by the United States National Highway Traffic Safety Administration (NHTSA), which grades tires by treadwear, traction, and temperature pe ...

Starting the Vehicle
1. Press and release on the Remote Keyless Entry transmitter. 2. Press and hold for about two seconds. The turn signal lamps will briefly flash to confirm the vehicle has been started. The pa ...

Transferring Service
Push to request account transfer eligibility information. The Advisor can assist in canceling or removing account information. If OnStar receives information that vehicle ownership has changed, OnSta ...