GMC Terrain: Bulb Replacement / Front Turn Signal Lamps

GMC Terrain 2018-2025 Owners Manual / Vehicle Care / Bulb Replacement / Front Turn Signal Lamps

To replace one of these bulbs:

  1. Open the hood. See Hood.

    GMC Terrain. Front Turn Signal Lamps

  2. Remove the bulb access cap from the top of the headlamp assembly by turning it counterclockwise.

    GMC Terrain. Front Turn Signal Lamps

  3. Remove the bulb from the bulb socket by pinching the tabs on either side of the bulb and pull straight out.
  4. Install the new bulb in the bulb socket.
  5. Install the bulb access cap onto the headlamp assembly by turning clockwise.

    LED Lighting

    T..

    Taillamps

    To replace one of these lamps: Open the liftgate. See Liftgate. Remove the two screw caps and two screws from the taillamp assembly. Pull the taillamp assembly out of the vehicle body...

    Other information:

    GMC Terrain 2018-2025 Owners Manual: Exterior Lighting


    The exterior lamp control is on the instrument panel to the left of the steering column. There are four positions. : Turns the exterior lamps off and deactivates the AUTO mode. Turn to again to reactivate the AUTO mode. In Canada, the headlamps will automatically reactivate when the vehicle is shifted out of P (Park)...

    GMC Terrain 2018-2025 Owners Manual: Tire Pressure Light


    For vehicles with the Tire Pressure Monitor System (TPMS), this light comes on briefly when the engine is started. It provides information about tire pressures and the TPMS. When the Light Is On Steady This indicates that one or more of the tires are significantly underinflated...

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