Why does my 2004 Duramax truck not start?

Why does my 2004 Duramax truck not start?

CLICK HERE TO RESET YOUR PASSWORD! 2004 Duramax WONT START! I have a 2004 duramax that i reciently changed the fuel line that goes from my fuel sending unit to my steel feed line.. I also replaced my fuel filter housing because the truck was loosing prime..

What are the old codes for Duramax truck stop?

I cleared the codes… when i tired to rescan for new codes none showed up so im not sure if the old codes were an indication or not…

What are the codes for my Duramax injection pump?

It actually is throwing a few codes now I’m not sure if some are old and unrelated but here are the codes: P0089 P0101 P0621 P0700 P1093 U1800 U2104 U2106 U2105. It seems potentially to be my injection pump. What do you guys figure? Click to expand… I would clear all the codes first. This way you can focus on what is newly set.

Why did my 2004 Duramax engine not start?

My 2004 Duramax started and then died like it was out of fuel. Now it won’t start. I have about 1/4 tank of fuel, tried priming it until the batteries died.

Is there a 2004 GMC 2500HD with no fuel pump?

Recently purchased a 2004 GMC 2500HD, 84000 miles on it. Ran like a champ from June to November.. The minute the cold rainy weather came, have now had 5 times the truck completely dead, no start, no click, no fuel pump, Nothing.

Why does my Silverado 2500HD not start up?

No power to the pump. No click of the starter, absolutely no sound of anything starting up at all. Delay has replaced the fuel pump relays, works for a day or two, then go to start it, nothing again. No crank from the starter, no sound of the fuel pump, but power to the dash lights.

I cleared the codes… when i tired to rescan for new codes none showed up so im not sure if the old codes were an indication or not…

What are the common problems with 6.6L Duramax?

9 Common 6.6L LB7 Duramax Problems. 1 1. LB7 Duramax Injectors. The most notorious LB7 Duramax problem is their original injectors. Even GM acknowledged their problems when they corrected 2 2. Lack Of A Fuel Lift Pump. 3 3. Fuel Filter Housing O-Ring Leaks. 4 4. Water Pump Failures. 5 5. Overheating.

What to do if your Duramax injector is not working?

To relieve this problem, the wiring harness (or affected portion of the harness) will need to be replaced/repaired. Often, you can verify the problem by wiggling the wires around the injector. If the problem goes away (even momentarily), you’ve identified the affected zone.

What are the most common 6.6L LB7 Duramax problems?

What Are The Most Common 6.6L LB7 Duramax Problems? The LB7 Duramax engine made its debut on Chevrolet and GMC HD trucks in 2001. These diesel engines are where the Duramax started, and they have been so successful that the Duramax are still used in GM HD trucks today.

When did the LLY Duramax engine come out?

The LLY Duramax engine found on 2004-2006 Chevrolet/GMC HD trucks is the second generation of the Duramax line. It can last hundreds of thousands of miles, but it still has its fair share of issues. Thankfully, the LB7 injector problems were resolved, but some new problems revealed themselves.

What causes a Duramax diesel truck to overheat?

Its restrictions cause excess heat and force the turbocharger to work harder than necessary. The LLY experiences more overheating compared to other generations of the Duramax diesel because of its inadequate cooling system. They have the smallest radiators and fans found on any Duramax diesel truck.