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How do you turn off the high idle on a 2005 Duramax?

How do you turn off the high idle on a 2005 Duramax?

To enable or disable the high idle system perform the following procedure:

  1. Turn the ignition ON with the engine OFF.
  2. Depress the accelerator pedal to the floor and hold down.
  3. While the accelerator pedal is depressed, depress the brake pedal 3 times in less than 8 seconds.
  4. Release the accelerator pedal.
  5. Start the engine.

Why does my Duramax diesel engine stop running?

These have only the injection pump and they have to pull the fuel out of the tank so any air leaks like a loose sensor will prevent fuel from getting to the injection pump and engine so it will not run. I ment that fuel came out of the bleeder when it was loose. I retightened it after.

Are there any flaws in the Cummins Duramax?

Still, and just as we exposed the shortcomings of the almighty Cummins, the Duramax isn’t without its flaws—some of them catastrophic. For example, did you know the injection pump on the LML version is prone to coming apart and wrecking the entire high-pressure fuel system when it does?

Why does my 2005 Chevy 2500 HD not start?

My 2005 Chevy 2500 HD won’t start. Engine won’t turn over with key at all. Batteries are hot. You can take a power probe and shoot 12v to starter solenoid wire and it will crank and run fine. I traced that wire back to the fuse panel under the hood on the driver’s side. There is a CRANK fuse as well as a starter relay in that panel.

Why is the tow / haul button not working on my Duramax?

When you turn the key to start, the fuse gets 12v but the starter relay is not getting voltage to the solenoid wire. Also noticed that the tow/haul button isn’t working and it was before the issue. Any suggestions? swap the relay with another in the box and see if the relay is the problem. 5 people found this helpful.

Why is my Duramax diesel engine not working?

The trucks computer keeps track of how much fuel needs to be added or subtracted from each individual cylinder to make the engine run smoothly, and this value is called the balance rate. If one cylinder is contributing too much or not as much as the rest, the cause is usually a bad injector and the cure is a replacement.

What causes black smoke in a Duramax engine?

The engine will increase the fuel pressure, which causes the fuel pressure regulator to produce more fuel inside than the engine needs. While it is true that black smoke could be another problem, most of the time, it is a faulty fuel pressure regulator causing the smoke.

Still, and just as we exposed the shortcomings of the almighty Cummins, the Duramax isn’t without its flaws—some of them catastrophic. For example, did you know the injection pump on the LML version is prone to coming apart and wrecking the entire high-pressure fuel system when it does?

What are the symptoms of a bad Duramax fuel regulator?

Common Duramax Fuel Pressure Regulator Problems 1 Black Smoke. As we’ve said before, one of the most common problems that fuel pressure regulator experience is black smoke. 2 Strong gas smell. What are some of the most common symptoms of a bad fuel pressure regulator? 3 Hesitation on the gas pedal. 4 A decrease in power acceleration.

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Ruth Doyle