Services Not Included in Roadside Service

- Impound towing caused by violation of any laws.

- Legal fines.

- Mounting, dismounting, or changing of snow tires, chains, or other traction devices.

- Towing or services for vehicles driven on a non-public road or highway.

    See also:

    How to Reset the Engine Oil Life System
    Reset the system whenever the engine oil is changed so that the system can calculate the next engine oil change. To reset the system: 1. Using the DIC MENU button, display OIL LIFE REMAININ ...

    Receiving a Call
    When an incoming call is received, the audio system mutes and a ring tone is heard in the vehicle. - Press to answer the call. - Press to ignore a call. ...

    Diagnostics
    OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if the v ...