GMC Terrain: Bulb Replacement / LED Lighting

This vehicle has several LED lamps. For replacement of any LED lighting assembly, contact your dealer.

    High Intensity Discharge (HID) Lighting

    Warning The High Intensity Discharge (HID) lighting system operates at a very high voltage. If you try to service any of the system components, you could be seriously injured...

    Front Turn Signal Lamps

    To replace one of these bulbs: Open the hood. See Hood. Remove the bulb access cap from the top of the headlamp assembly by turning it counterclockwise...

    Other information:

    GMC Terrain 2018-2021 Owners Manual: Rear Cross Traffic Alert (RCTA)


    If equipped, when the vehicle is shifted into R (Reverse), RCTA displays a red warning triangle with a left or right pointing arrow to warn of traffic coming from the left or right. This system detects objects coming from up to 20m (65 ft) from the left or right side of the vehicle...

    GMC Terrain 2018-2021 Owners Manual: Driving Characteristics and Towing Tips


    Warning You can lose control when towing a trailer if the correct equipment is not used or the vehicle is not driven properly. For example, if the trailer is too heavy or the trailer brakes are inadequate for the load, the vehicle may not stop as expected...

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