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dpf help
1-7 of 7 Results
  1. General Discussion
    My 2011 LML seems to be stuck in regen….I have no idea what is going on….it has been driven over 180 miles and ran for around 4 hours and it’s still in regen Any ideas what could be wrong?
  2. Performance Upgrades
    I’m deleting my 2018 6.6 L5P I need a tuner to delete the emissions from the ECM but am having a great deal of trouble finding one. Is there some proprietary coding that prevents tuning? Is is safe to run it after removing egr cooler and Dpf system without the tune?
  3. Maintenance
    Hello all. I have a 2015 GMC Sierra 2500HD with the Duramax 6.6 with 163k miles. A few months ago the message on the dash started popping up letting me know the DPF was being cleaned and to keep driving. Then a few weeks ago it started reducing power. I've got an ash problem that the regen can't...
  4. 11-16 LML Duramax Powertrain
    Hi all! I'm new to the forum, as well as a 1st time diesel owner. I recently just purchased a 2014 LML with 176k on the odometer. when I test drove the truck it was raining so I couldn't really get into the throttle. Fast forward to the next dry day and really got into it. When I did this I...
  5. General Discussion
    Hey guys I’m new to the duramax scene I recently picked up a 2007.5 Sierra 2500hd 6.6 when I first got the truck it had a clogged dpf and overboost codes so I had my friend who’s a diesel tech start working here’s a list of what’s been done -rebuilt turbo (the vien plate had a hairline crack...
  6. General Discussion
    Sorry if this isn’t the right place to ask for help delete it if I’m in the wrong section but I’m having some issues hoping someone can give me some insight I’m new to trucks especially Diesels I recently picked up a 2007.5 GMC Sierra 2500hd duramax the truck has 252,xxx miles when I got it I...
  7. 11-16 LML Performance Parts Discussion
    Hello everyone, I am currently deployed to Afghan and I have just purchased a 2011 Duramax and need some advice and help! I am Active Duty and am stationed in Tennesse which has no emissions testing so I won't have a problem there, how ever, I am from Arizona and the truck will be registered...
1-7 of 7 Results