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  1. Steering Issue

    2020+ (Non Powertrain)
    2500 hd. I just switched stock tires for Ko2 (stock size on 18” wheels). I drove some light to moderate off-road trails yesterday and today. In the rockier sections, I noticed a “clunk” feel as the wheel moved back and forth. The steering seemed a bit looser after the clunk developed. It seems...
  2. 2005 GMC Sierra 2500HD SLT Duramax For Sale - $14k OBO

    Vehicles For Sale
    Selling my Dads 2005 Duramax. Truck currently has 209,xxx miles and is still his daily driver. Very clean truck that is well optioned. Can't say I've ever seen another with this paint scheme. Black leather interior Aftermarket GPS / Bluetooth deck with Apple CarPlay SLT Package Head gaskets...
  3. 2006 LBZ GMC Sierra 2500HD SLT CCSB - Stealth Gray Metallic

    Vehicles For Sale
    Just bit the bullet and bought a 2020 duramax so I am painfully listing my 2006 LBZ for sale. Im the second owner. I’ve been babying this thing since purchasing in 2009. Maintained religiously. - 2006 GMC Sierra 2500HD Duramax Diesel with LBZ engine Crew Cab Standard 6’6” Box 4x4 267,000...
  4. 285/75r18 fit?

    Wheels & Tires
    The stock tire on my 2020 duramax 2500hd is 275/70r18. Has anyone upsized to 285/70r18? If you have, can you provide pics and also comment on any issues? I don’t really want to add spacers and would like to keep the tire profile flush with the truck body. I plan to keep the stock rim with no...

    Just got my first diesel 2002 2500hd duramax 6.7 paid 6k for it. Took to a diesel mechanic and he said it sounded fine and seemed to run fine didnt really dig into it though. He said he would buy it so I got it... need to know the doos and don't, unkeep, first things I should do... it started...
  6. advice on 05 2500hd

    04.5-05 LLY Performance Parts Discussion
    I am wanting to sell one of my trucks, well not wanting to but financially it makes more sense... I have a 05 2500hd duramax (obviously) bone stock, with 99,000 miles. It is white, ext cab, 6.5' bed, and LS package. Very clean truck, nothing at all wrong with it, but need help trying to figure...
  7. For Sale:$22k 2006 Chevrolet 2500 LBZ CC/SB 4wd

    Vehicles For Sale
    I'm posting this up for a friend, he's looking to sell his 2006 Chevrolet Silverado 2500HD. 2006 Chevrolet Silverado 2500HD Specifics: * LBZ * 4wd * Crew Cab * LT (all options except nav and sunroof) * 135k Miles * Located in McKinney, TX * Less than 3k miles on new Bridgestone Dueler AT Revo...
  8. Greenhorn from Eastern PA

    Howdy, This is my first diesel truck. I just bought a 2011 Chevy 2500HD SLE Long bed, Crew Cab Z71 LML mid March. I've logged just over 1200 miles in the 2.5 weeks I've owned it and have no complaints yet. While I'm babying it now, this is a work truck and I expect it to work. It's already...
  9. 2003 silverado 2500HD Vaccum problem

    06-07 LBZ & LLY Duramax Powertrain
    I just got this 2003 4x4 extended cab chevy silverado with the 6.6 ltr diesel, and I noticed that I dont have any vaccum. On the driver side under hood by firewall there is what looks to be a electric vaccum pump but it is not plugged in and I cant find the plug. This was a Border patrol truck...