OnStar Services

See also:

General Towing Information
Only use towing equipment that has been designed for the vehicle. Contact your dealer or trailering dealer for assistance with preparing the vehicle for towing a trailer. See the following trai ...

Battery Power Protection
This feature shuts off the dome lamps if they are left on for more than 10 minutes when the ignition is in LOCK/OFF. This helps to prevent the battery from running down. ...

Removal and Installation of the Sealant Canister
To remove the sealant canister: 1. Unwrap the sealant hose. 2. Press the canister release button. 3. Pull up and remove the canister. 4. Replace with a new canister which is available from you ...