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  1. Low Power and excessive white smoke

    General Discussion
    2004.5 LLY Sierra 2500HD with 165k miles Lately the truck has been bogging down after sitting at a stop light and when I go to take off it'll just blow white smoke. I have to put it in neutral whomp on it, it builds some pressure and puffs out white smoke and eventually the truck will blow some...
  2. Best Mods for Longevity

    General Discussion
    Hello, I just bought a 2009 Duramax 6.6L turbodiesel. I'm still trying to figure out what it's all got installed. I have a Rough Country 6" lift with 325/60r20 tires. I know it's got an EFI 5 stage live tuner and an AirDog lift pump. I'm trying to figure out what are some good mods that won't...
  3. Radio and window operation

    Interior
    I have a 2006 3500 crew cab. In order to operate the power windows and radio the truck needs to be running. Most vehicles I have owned will work these accessories with the ignition on but with the engine not running. Is there a programming method to change this? Is this situation normal for this...
  4. Crazy idea.. :drink

    Suspension&Steering
    Well I got to thinkin and I would like to throw a straight axle under my truck or maybe just get rid of the t-bars and do coil overs...but I dont like the price of the kits...I have access to a full machine shop and between me and the guys I work with we can make just about anything. So..I...
  5. severe loss of power when towing 5th wheel also towing mods

    06-07 LBZ & LLY Duramax Powertrain
    I am a been on here but I have browsed thru before to answer my questions. Anyways on with my issue... Last week I was towing my new 5th wheel RV on it's first trip on a 5hr haul through mild mountainous terrain and about midway while in on a moderate but long up grade pull I noticed that I was...
  6. LB7 Loss of power

    01-04.5 LB7 Duramax Powertrain
    -------------------------------------------------------------------------------- My LB7 started losing power last week. It feels like the turbo is not working. There are no codes, no black smoke and it starts and runs like it always did but with less power. It now has about the same power as my...
  7. afe full metal power???

    Performance Upgrades
    is it any good?, worth it?, does anyone have any exprience with it
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