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  1. What years to buy and to stay away from - ramforum.com

    Jan 16, 2022 · Worst Years for Ram 3500 Diesel 2008–2012 (Early 4th Gen, 6.7L Cummins with early emissions systems) Problems: Introduction of DPF and EGR systems led to increased regeneration …

  2. AGM replacement or no? - Cummins - ramforum.com

    Jan 6, 2018 · The original batteries in my '17 3500 Cummins are at the end of life. I got 8 years out of them - with 70k miles, winter temps in the teens, summer temps over 110 and it was parked outside …

  3. 2024 2500 transmission problem - ramforum.com

    May 22, 2025 · I have a 2500 Ram with cummins it has 5265 miles on it. Automatic Transmission locked up! It has been at the dealership since April 15th. Was told three weeks ago they were putting a new …

  4. Perform Service reset - RAM FORUM

    Feb 20, 2023 · I just replaced the CCV filter and installed a CCV delete kit at the same time on my 2020 RAM 2500. Tried resetting the Perform Service light about 10 times with no success. Used method I …

  5. How to tell if Cummins ISX is CM 870 or CM 871? - iRV2

    Jul 16, 2022 · I have a ‘07 Holiday Rambler w/525 Cummins ISX. The engine was manufactured in January 2006. I’m trying to determine if the engine is a CM870 or CM871. I looked at the plate on the …

  6. Successfully did a DPF regen on 2022 with 6.7 diesel. Wahoo!

    Oct 30, 2024 · Hi Everyone, I got a lot of help from this forum - thank you all - so I've created an account and am posting this to give back. My vehicle is a 2022 RAM 2500 with the 6.7 Cummins Diesel. Like …

  7. Cummins Gasoline 6.7L In The Ram HD - Allpar Forums

    Oct 21, 2024 · The new gasoline version of Cummins' 'Fuel Agnostic' B6.7 has generated considerable interest, particularly in the Ram HD community due to the fact that Cummins was showing a Ram …

  8. Cummins Oil | RamForum.com | Dodge Ram Forum for Truck Owners …

    Jun 23, 2025 · I have a 2025 RAM 2500 with the 6.7L Cummins engine and I want to make sure I use the right motor oil and I've always used Shell Rotella. I looked in the owner's manual and searched …

  9. Transfer Case Seal Failure - 2024 RAM 2500 6.7 L Cummins Diesel

    Jan 27, 2025 · I have a 2024 Ram 2500 Black Widow edition -One day when I got home I hear loud crackling noises like something was on fire, I looked under the truck and it was smoking really bad at …

  10. DIY Diesel Particulate Filter (DPF) install - ramforum.com

    Jan 18, 2023 · I did this. Wanted to share/document for anyone considering the same. I have had my 2020 Ram 2500 Cummings 6.7 Turbo, 125000 miles for about a year. I got the dreaded DPF full, and …