See also:

Fuel
For diesel engine vehicles, see “Fuel for Diesel Engines” in the Duramax Diesel Supplement. For Vehicles with gasoline engines, please read this. ...

Hood
To open the hood: 1. Pull the handle with this symbol on it. It is located inside the vehicle to the left of the brake pedal. 2. Go to the front of the vehicle and locate the secondary hood rele ...

Retrieve My Number
1. Push X. System responds: “OnStar ready.” 2. Say “My Number.” System responds: “Your OnStar Hands-Free Calling number is.” ...