Speedometer

The speedometer shows the vehicle's speed in either kilometers per hour (km/h) or miles per hour (mph).

    See also:

    Playing the Radio
    (Power/Volume): Press to turn the system on and off. Turn to increase or decrease the volume. For vehicles with a Rear Seat Entertainment (RSE) System, press and hold for more than two seconds to tu ...

    Starting the Engine
    If the vehicle has a diesel engine, see the Duramax diesel supplement for more information. If the vehicle is a hybrid, see the hybrid supplement for more information. Notice: Do not try to shift to ...

    Interior details and flexibility
    The GMC Terrain's rich, premium interior is influenced by industrial sculpture and exudes refinement exemplified by contrast stitching and fine materials that create a structured look throughout t ...