GMC Terrain: Bulb Replacement / Front Turn Signal Lamps

GMC Terrain 2018-2026 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 2018-2026 Owners Manual: Tires


    Every new GM vehicle has high-quality tires made by a leading tire manufacturer. See the warranty manual for information regarding the tire warranty and where to get service. For additional information refer to the tire manufacturer. Warning Poorly maintained and improperly used tires are dangerous...

    GMC Terrain 2018-2026 Owners Manual: Wheel Alignment and Tire Balance


    The tires and wheels were aligned and balanced at the factory to provide the longest tire life and best overall performance. Adjustments to wheel alignment and tire balancing are not necessary on a regular basis. Consider an alignment check if there is unusual tire wear or the vehicle is significantly pulling to one side or the other...

    Copyright © 2026 www.gmcterrain2.com