See also:

Using the Store Command
The store command allows a phone number to be stored without entering the digits individually. 1. Press and hold for two seconds. The system responds with “Ready” followed by a tone. 2. S ...

Reactivation for Subsequent Owners
Push and follow the prompts to speak to an Advisor as soon as possible after acquiring the vehicle. The Advisor will update vehicle records and will explain the OnStar service offers and opt ...

To Use the Engine Heater
1. Turn off the engine. 2. Open the hood and unwrap the electrical cord. The electrical cord is located on the passenger side of the engine compartment, near the air cleaner. 3. Plug it into a n ...