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1-7 of 7 Results
  1. 11-16 LML Duramax Powertrain
    Hey all! I'm another Duramax newbie. I recently purchased a 2015 Silverado 2500 w/lml which served as a work truck for my company. I was able to get it super cheap due to them suspecting it had a failing CP4. When I drove it home I noticed that the engine would shudder and RPMs bounced at 1200...
  2. General Discussion
    I’m buying the HSP full max air flow kit, the person I bought it from had a sinister blocker plate delete and idk what tune is on it. It also had mbrp 4” exhaust. Needing help finding tunes and programmer to switch on the fly pls help!
  3. Introductions
    What’s up everyone, thanks for the add to the forum, I’m a Duramax newbie looking for some advice. I’m currently in the market for a clean Duramax. Budget is around 20-25k. Crew cab, short bed. Looking to get the LMM years and up as this will be my daily driver and I would like some creature...
  4. Introductions
    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...
  5. Introductions
    Hey my name is marcus im new to the diesel world and this DF, i currently own a chevy big block suburban, but plan on buying a duramax not long after school and just want to get some info about what to buy, i've heard good things about the lbz but im not sure thanks
  6. Introductions
    Hey everyone, I am a newbie owner of a 2003 SLT duramax dually, auto, bone stock. I hope I can get some suggestions on what i can do to help performance. I will be pulling a 4 horse trailer. Any help will be greatly appreciated.
  7. Introductions
    That's newbie not Newfie - I am a westerner :neener I am not an owner of a D-max (yet) but seeing as my '99 gasser GMC was pretty much the best truck I have ever owned I figure that a newer D-max should also be a great unit.
1-7 of 7 Results