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lly crank no start

  1. Duramax Second Generation: 2004.5-2005 (LLY)
    So long story short I bought an 05 2500 with a screwed motor and bought an 04.5 LLY that was out of a C5500, swapped all necessary items and opted to stick with the 2500s injectors (new reman), wiring harness and other modules to ensure there wouldn’t be any issues. Now trying to get it to fire...
  2. Duramax Third Generation: 2006-2007.5 (LBZ & LLY)
    Hi guys, I started my truck , a 2005 2500HD Duramax LLY to warm it up after a few days. It started right up with no hesitation. I went to get in after a few minutes and it died. I cranked but it wouldn't start. and it's been 5 days now. Here's the list of things I checked and I know: 1...
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