GMC Terrain: Fuel / Fuel Filter Replacement (Diesel)

GMC Terrain 2018-2021 Owners Manual / Driving and Operating / Fuel / Fuel Filter Replacement (Diesel)

Warning

Diesel fuel is flammable. It could start a fire if something ignites it, and people could be burned. Do not let it get on hot engine parts, and keep matches or other ignition sources away.

The fuel filter is on the passenger side, in front of the rear tire.

  1. Drain any water from the filter. See “Removing Water from the Fuel Filter” in Water in Fuel (Diesel).

    Keep the engine off until the procedure is completed.

  2. Apply the parking brake.

    GMC Terrain. Fuel Filter Replacement (Diesel)

    FWD Shown, AWD Similar

  3. Remove the filter element cap by turning it counterclockwise.
  4. Remove the filter element and o-rings. If there is any dirt on the filter sealing surface, clean it off.
  5. Install the new filter element and o-rings.
  6. Reinstall and tighten the filter cap to the housing.
  7. Use the fuel filter priming procedure to prime the fuel filter. See “Fuel Priming” in Water in Fuel (Diesel).
  8. Start the engine and let it idle for five minutes. Check the fuel filter and air bleed valve for leaks.
  9. Reset the fuel filter monitor. See Driver Information Center (DIC) (Base and Midlevel) or Driver Information Center (DIC) (Uplevel).

    Running Out of Fuel (Diesel)

    Warning Diesel fuel is flammable. It could start a fire if something ignites it, and people could be burned. Do not let it get on hot engine parts, and keep matches or other ignition sources away...

    Filling the Tank (Gasoline)

    Warning Fuel vapors and fuel fires burn violently and can cause injury or death. To help avoid injuries to you and others, read and follow all the instructions on the fuel pump island...

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