GMC Terrain: Maintenance / Passenger Compartment Air Filter

The filter removes dust, pollen, and other airborne irritants from outside air that is pulled into the vehicle.

The filter should be replaced as part of routine scheduled maintenance. See Maintenance Schedule. To find out what type of filter to use, see Maintenance Replacement Parts.

  1. Open the glove box.

    GMC Terrain. Passenger Compartment Air Filter

    GMC Terrain. Passenger Compartment Air Filter

  2. Disconnect the glove box door damper (1) from the glove box door assembly by squeezing the pivot (2) to release the damper ring.

    GMC Terrain. Passenger Compartment Air Filter

  3. Squeeze both sides of the glove box bin inward to lower beyond the stops.

    GMC Terrain. Passenger Compartment Air Filter

  4. Remove the two screws securing the door.
  5. Press the latches on either side of the service door inward to release. Open the service door and remove the old filter.
  6. Install the new air filter.
  7. Close the service door completely.
  8. Reverse the steps to reinstall the glove box.

See your dealer if additional assistance is needed.

    Maintenance

    ..

    Service

    All vehicles have a label underhood that identifies the refrigerant used in the vehicle. The refrigerant system should only be serviced by trained and certified technicians...

    Other information:

    GMC Terrain 2018-2026 Owners Manual: Exterior


    To adjust the mirrors: Press or to choose the driver or passenger mirror. Press the arrows on the control pad to move each mirror in the desired direction. See Power Mirrors...

    GMC Terrain 2018-2026 Owners Manual: Seat Belts


    This section describes how to use seat belts properly, and some things not to do. Warning Do not let anyone ride where a seat belt cannot be worn properly. In a crash, if you or your passenger(s) are not wearing seat belts, injuries can be much worse than if you are wearing seat belts. You can be seriously injured or killed by hitting things inside the vehicle harder or by being ejected..

    Copyright © 2026 www.gmcterrain2.com