GMC Terrain: Setting Adaptive Cruise Control / Erasing Speed Memory

The ACC set speed is erased from memory if GMC Terrain. Erasing Speed Memory is pressed or if the ignition is turned off.

    Disengaging ACC

    T..

    Weather Conditions Affecting ACC

    If the interior temperature is extremely high, the instrument cluster may indicate that ACC is temporarily unavailable. This can be caused by extreme hot weather conditions with direct sunlight on the front camera...

    Other information:

    GMC Terrain 2018-2025 Owners Manual: Passenger Sensing System


    The vehicle has a passenger sensing system for the front outboard passenger position. The passenger airbag status indicator will light on the overhead console when the vehicle is started. The words ON and OFF will be visible during the system check...

    GMC Terrain 2018-2025 Owners Manual: Engine Oil Pressure Light


    Caution Lack of proper engine oil maintenance can damage the engine. Driving with the engine oil low can also damage the engine. The repairs would not be covered by the vehicle warranty. Check the oil level as soon as possible. Add oil if required, but if the oil level is within the operating range and the oil pressure is still low, have the vehicle serviced...

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