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  1. 2020+ LM2 Duramax Powertrain
    New 2021 Sierra 1500 owner with the 3.0 here. If it's been covered already I apologize but I couldn't find any mention of installing an aftermarket coolant filter on the LM2. I just traded a 6.0 Power Stroke that I bought new. I installed a filter on it when I bought it and filtered out all...
  2. General Discussion
    Have a 2011 lml experiencing low coolant. First started after driving a couple hundred miles knowing the coolant level was where it needed to be. Gradually got worse over time, but no change in performance. Recently had a large drop in coolant but the truck had been sitting for a good while as...
  3. Maintenance
    Saw this on another forum, gathered all the pieces and put it on. Items needed: Coolant filter base is a Baldwin - cfb5000 Coolant filter baldwin is B5134, (I ordered that one, but they got me the FPPF?!?) 2 - 5/8 - 5/8 - 3/8 tees 8 hose clamps 3/8 heater hose 5ft should be enough 2 - 3/8 npt...
1-3 of 3 Results