Turn&-by&-Turn Navigation

1. Push 2. Request directions. to connect to a live Advisor.
2. Request directions.
3. Directions are downloaded to the vehicle.
4. Follow the voice-guided commands.

    See also:

    Customer Assistance Offices (U.S. and Canada)
    GMC encourages customers to call the toll-free number for assistance. However, if a customer wishes to write or e-mail GMC, the letter should be addressed to: United States GMC Customer Assistance ...

    Center High-Mounted Stoplamp (CHMSL) and Cargo Lamp
    To replace one of these bulbs: 1. Remove the two screws and lift off the lamp assembly. A. Cargo Lamp B. Center High-Mounted Stoplamp (CHMSL) Bulb 2. On the reverse side of the lamp assembly, r ...

    Speedometer
    The speedometer shows how fast the vehicle is moving in either kilometers per hour (km/h) or miles per hour (mph). The speedometer cannot be reset. ...