Are there any problems with the Duramax fuel filter?
The 2001 to 2004 LB7 fuel filter housings seem to be the most prone to problems. Water Pump Failure. Water pump failures for Duramax engine are somewhat common. It is not unlikely that a water pump will need to be replaced in the 80,000 – 100,000 mile range.
What causes fuel starvation in a Duramax Diesel?
Fuel Starvation and/or Air in the Fuel Lines. The Duramax diesel is susceptible to fuel starvation and getting air in the fuel lines. This can be contributed to the fuel filter housing design and the fact that the Duramax does not use a lift pump. Rather, the high pressure fuel pump (injection pump) is responsible for vacuuming fuel from the tank.
Which is water in fuel sensor for Duramax?
The Dorman 904-110 Water In Fuel (WIF) Sensor is an affordable replacement option for your 2001-2011 GM 6.6L Duramax. Dormans Water In Fuel Sensor is constructed from high-quality materials to withstand wear and tear due to repeated fuel filter service and other factors.
Are there any problems with the Duramax water pump?
This seems to be inherent of the factory water pump design. Overheating issues with the Duramax diesel seems to be a hit-or-miss problem; some owners experience it, while others never will. Regardless, it’s more common with the Duramax than other engines.
The 2001 to 2004 LB7 fuel filter housings seem to be the most prone to problems. Water Pump Failure. Water pump failures for Duramax engine are somewhat common. It is not unlikely that a water pump will need to be replaced in the 80,000 – 100,000 mile range.
Fuel Starvation and/or Air in the Fuel Lines. The Duramax diesel is susceptible to fuel starvation and getting air in the fuel lines. This can be contributed to the fuel filter housing design and the fact that the Duramax does not use a lift pump. Rather, the high pressure fuel pump (injection pump) is responsible for vacuuming fuel from the tank.
The Dorman 904-110 Water In Fuel (WIF) Sensor is an affordable replacement option for your 2001-2011 GM 6.6L Duramax. Dormans Water In Fuel Sensor is constructed from high-quality materials to withstand wear and tear due to repeated fuel filter service and other factors.
This seems to be inherent of the factory water pump design. Overheating issues with the Duramax diesel seems to be a hit-or-miss problem; some owners experience it, while others never will. Regardless, it’s more common with the Duramax than other engines.
How to fix 2003 Duramax Diesel loosing Prime?
2003 Duramax Diesel loosing prime and will not start until I lift the hood and pump the prime plunger on the fuel filter housing. Clicking this will make more experts see the question and we will remind you when it gets answered. You can’t post conmments that contain an email address.
Is the lift pump on a Duramax diesel truck?
Duramax diesel trucks do not have a lift pump. start with the simple things make sure your fuel filter is tight and check the shreader vlave on the fuel rail if that don’t help check the filter housing for a leaks arround the heater element or a crack in the housing itself You can’t post conmments that contain an email address.
How to replace a 2004 Duramax diesel fuel filter?
How to replace a 2004 Duramax Diesel fuel filter . – YouTube If playback doesn’t begin shortly, try restarting your device. An error occurred. Please try again later.
How do you Prime a Duramax fuel system?
To complete the installation the fuel system needs to be primed again by pumping the plunger on top of the filter head then purging the air from the system through the bleeder screw. This process may need to be repeated a few times to get all of the air out of the system. After starting the truck, check for leaks before driving.
How to stop a Duramax truck from losing Prime?
Tried running fuel line from injection pump to tank of diesel.. No go Pressurized the fuel tank primed it and tried starting.. Nothing Pressurized fuel tank sprayed soap water on lines.. No leaks found Tried having someone prime while I cranked. Truck will run off starting fluid through airbox but dies when you stop spraying.
Can a Duramax diesel engine be kept warm?
Huge no-no for modern diesel engines as your grid heater in the intake and glowplugs stay on until the truck is “warm”. Also sometimes rebuilding the filter head isn’t enough, you have to replace it. Click to expand… Yeah I wasn’t to fond of spraying it.
How can I Keep my Duramax Diesel pump healthy?
However, there are measures you can take to keep the pump happy and healthy, the first being to always buy your diesel from a high-traffic, reputable filling station that’s known to dispense good, clean fuel. Second, always change the fuel filter at or before the recommended service interval.
What happens if the crankshaft on a Duramax goes bad?
Perhaps the most devastating of all Duramax failures is a broken factory crankshaft. Not only does this mean game-over for the engine, but it results in a truck that’s down for weeks (if not months) and a huge chunk of change missing from your wallet.
Why is my Duramax not starting after fuel filter change?
Changed the fuel filter today, and cannot for the life of me get the system primed back up. I loosened the bleeder screw, and have been pumping for so long that there’s a blister on my hand.
What to do if your Duramax won’t start?
There are hundreds of thousands of duramax’s on the road that don’t have lift pumps. Pressurize the fuel tank with a little bit of air watch for fuel leaks and then try and start it. Click to expand…
What causes a Duramax injection pump to fail?
As a result (allegedly), the lack of lubrication in the fuel can cause a premature failure of the injection pump, to a point where it won’t allow the LML Duramax to run. You can be driving down the road and everything seems normal, and when the pump fails, the truck just shuts off.
How much power does a Duramax Diesel have?
Power was at an all-time high coming in at 397hp and 765 pounds of torque, and in order to provide this much power while still keeping pollutants low, GM needed to be able to increase the pressure in the fuel system to levels above what the tried-and-true CP3 could safely deliver.