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  1. Tune Library - DuramaxDiesels.com

    Jun 5, 2020 · EFILive Lmm performance stock tune Bdirtymax Apr 6, 2016 Replies 9 Views 4K Apr 13, 2024

  2. LB7 vs. LLY vs. LBZ vs. LMM - Chevy and GMC Duramax Diesel Forum

    Feb 6, 2009 · LMM The LMM specifications are nearly identical to the LBZ engine. It is a 6.6 L turbocharged engine and was introduced for the 2007.5 model year. Its output has seen a slight …

  3. LMM reliability - Chevy and GMC Duramax Diesel Forum

    Jan 22, 2018 · Hi Guys, I am looking at buying a 07.5 Lmm as a farm/work truck. I have a few questions pertaining reliability. The truck has 205k miles, straight piped, evolution programmer (will more than …

  4. Stumped: LMM crank no start - DuramaxDiesels.com

    Jul 21, 2022 · I had a customer bring in a 2008 LMM a couple of weeks ago that wouldn't run. The story I got was he slung a belt that ripped the cam sensor wires. He took it to a local shop that found and …

  5. LMM vs LBZ - Chevy and GMC Duramax Diesel Forum

    Jan 15, 2019 · LBZ is a little more roomy under the hood, the lmm is advertized at 660 torque at 1800 rpms vs the lbz at 650 BUT at 1600 rpms. The lbz will pull the hardest in stock form. Put an exhaust …

  6. LMM PCV Reroute - Chevy and GMC Duramax Diesel Forum

    Jan 12, 2010 · Here is a simple way to do the PCV Reroute on a LMM. Total cost is around $20. It takes 10 minutes to swap it back to stock configuration. You will need approx 10' of 5/8" heater hose, 3/4 …

  7. LMM up pipe and down pipe replacement... My experience...

    Dec 8, 2020 · I googled for LMM up pipe replacement and didn't find much info... I did find info on down pipe replacement and a lot of people said it was the worst job they ever did. I had quite the opposite …

  8. LMM engine swap questions - Chevy and GMC Duramax Diesel Forum

    Nov 25, 2024 · I have an lly 06 Silverado 2500 with the Allison 1000 transmission. I just recently pulled an lmm from a g4500 ambulance to swap in, since my lly decided oil and water were a good mix. As …

  9. LMM Engine Removal Tips - Chevy and GMC Duramax Diesel Forum

    Feb 8, 2012 · Youve covered pretty much everything, been while since Ive pulled a LMM engine, pulled a few LB7's without issue, biggest PITA for me was converter bolts. I also remvoed the belt, and …

  10. LMM DPF removal - Chevy and GMC Duramax Diesel Forum

    Feb 20, 2008 · What is involved with removing the DPF? Is there a way to make a quick change out for the DPF so that I could switch it in and out when going in for warranty work? What are the pros and …