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  1. Problem after problem

    01-04.5 LB7 Duramax Powertrain
    Ok im finally having problems and they are turning into big ones. first ill start off with what i have. 2003 2500 LB7, slightly modded with the edge programmer and a 5 inch exhaust Driving habbits: when i first got the truck three years ago i did alot of hard off roading. for the past year...
  2. allison goes into neutral on its own

    Transmission Shop
    when i go from park to drive holding the brake for more that 15 sec. the tranny will go into neutral and gear selector blinks. also when in 4x4 driving around yard i can feal the truck have a bind to it. not sure whats going on.
  3. Noise in 4wd

    07.5-10 LMM Duramax Powertrain
    I have a Silverado 2500HD crew and a CST 6" lift with 35" tires installed after 5000 miles. I now have 52,000 on her. Never had any issues with the 4wd system until I was in heavy rain a couple months ago traveling about 40mph and switched in to 4 high. I heard a terrible roaring sound and...
  4. Swapping from 2wd to 4wd

    06-07 LBZ & LLY Duramax Powertrain
    :help First things first I am new here so let me take a moment and say hello to everyone. I will now get right to my question. I have nearly completed the 2wd to 4wd swap of my 06 Duramax 2500 6.6L 6spd. Although I read all of the threads about not doing it I did it anyway. And yes it was a...
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