What kind of fuel injection does a Duramax engine use?
The Bosch common rail direct fuel injection system was new to the North American market at the time and provided speed and precision that had not previously been available. These factors, among others, allowed the Duramax engine to set the high-water mark for diesel engine power output.
What causes the injector on a Duramax to fail?
The two primary failure points of the factory injectors are internal cracking of the injector body itself and corrosion-induced failure of the internal ball seat. The solenoid style Bosch units found in the LB7 employed a non-hardened internal ball seat to seal the injector.
How can I Fix my Duramax Turbo inlet manifold?
It also provides less than optimal performance and fuel economy. Thankfully, fixing the turbo inlet manifold is as simple as replacing it with a less restrictive aftermarket part. This will not only help your truck run cooler, but it will also free up some extra horsepower and torque! Turbo spool-up times are reduced too.
Why does my Duramax DMAX throttle response not work?
When it is cold outside, the Dmax isn’t much of a performer until it gets up to operating temps (which could take 10 miles or so). If the fuel filter has never been changed, then it is likely due to be done.
Which is GM Duramax LLY fuel injector do you use?
The BD-Power 1715504 Remanufactured Fuel Injector for your 2004.5-2005 GM 6.6L Duramax LLY is a direct replacement for your factory injector. BD-Power is one of only a few shops with the capability, the know-how and equipment to fully test and rebuild common rail injectors.
What are the problems with the Duramax LB7?
One thing the ’01-’04 LB7 Duramax is notorious for is injector failure. The two primary failure points of the factory injectors are internal cracking of the injector body itself and corrosion-induced failure of the internal ball seat.
What is the BD-power 1714504 Performance Plus fuel injector?
The BD-Power 1714504 Stock Performance Plus Fuel Injector increases the performance and power in your 2004.5-2005 GM 6.6L Duramax LLY. Constructed from OE quality remanufactured injectors, Performance Plus Fuel Injector have been remanufactured and tested to stringent specifications to ensure functionality and performance.
Why is my Duramax 6.6L engine not working?
Overtime, both of these parts are prone to normal wear and tear which can reduce fuel rail pressure. Injectors can get clogged or the fuel pump can simply weaken. As mentioned, this is most common when its hot and when towing heavy which requires the engine to work harder and therefore more fuel to be used.