How To Change Fuel Filter On 2013 Chevy Duramax

How to Replace & Prime a Duramax Fuel Filter

by Grace Mclain

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The Duramax fuel filter is a diesel fuel filter that comes equipped on GM model trucks. The Duramax fuel filter is responsible for keeping sediments from the diesel out of the fuel injectors. If any of the sediments go inside the injectors, the injectors cannot disperse the diesel fuel properly throughout the engine. The diesel flows through the fuel filter from the fuel tank. Once the sediments are trapped within the filter, the cleaner diesel and then flows to the injectors. Change the fuel filter between 25,000 and 35,000 miles as recommended by GM.

Step 1

Park the GM model truck in a well-ventilated location. Plow the steering wheel clockwise until it stops. This will position the front wheels to the far correct position and brand it easier to reach the fuel filter through the front end wheel well opening. Turn the engine off and open the hood. Prop it upwardly with the locking rod.

Step two

Accomplish through the front passenger side wheel well and remove the plastic guard from the rear of the wheel well. The plastic guard is connected by modest plastic clips that can be pried off the holes on the guard with a flat head screwdriver. Pull the guard out of the wheel well and place it on the ground. The fuel filter is at present visible and attainable.

Step 3

Locate the water sensor on the bottom of the fuel filter. Follow the wires that are attached to the water sensor to the plug near the passenger side valve cover. Unplug the plug and position the water sensor plug and wires so they are hanging beneath the fuel filter.

Step 4

Position the baste pan under the truck in the expanse of the fuel filter. Slide the fuel filter strap wrench about halfway up the fuel filter. Plough the strap wrench counter-clockwise to loosen the fuel filter. Finish unscrewing the fuel filter with your easily and place it on the passenger side frame rail near the fuel filter housing.

Step five

Motion to the top side of the engine and pull the fuel filter out of the engine compartment. Pour the excess diesel into the baste pan. Remove the water sensor with the pliers. Spiral the water sensor onto the new Duramax fuel filter. Tighten with the pliers. Discard the old fuel filter into the drip pan.

Step six

Fill the new Duramax fuel filter with fresh diesel. Lower the new fuel filter through the engine compartment down to the passenger side frame rail.

Step 7

Motion back to the front passenger side bike well and screw the fuel filter onto the fuel filter housing. Plough the fuel filter clockwise to tighten. Cease tightening the fuel filter with the strap wrench. Turn the fuel filter one-half turn to properly seat the new fuel filter.

Step viii

Motion back to the top side of the engine and open the relief valve on the top side of the fuel filter housing. Plow the relief valve counter-clockwise to open. This will permit the diesel fuel to bleed out of the relief valve hole. Prime the new fuel filter by pushing in on the blackness primer cap on top of the fuel filter until the diesel starts to run out of the relief valve. Close the relief valve.

Step 9

Turn the ignition to the accompaniment position for well-nigh xv seconds. Creepo the engine. Inspect the new fuel filter for any diesel fuel leaks. Plow the engine off. Reinstall the plastic guard back onto the rear of the front end rider side wheel well.

Pull the drip pan out from under the truck and shut the hood.

References

Tips

Things You'll Need

Warnings

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