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  1. 2022 Cummins Regen Issues - RAM FORUM

    Jun 28, 2023 · I have a new '22 Ram with the 6.7 Cummins with 13K miles on it. It has been in and out of the shop for the last few weeks for a check engine light. The code refers to regen …

  2. DEF Delete on Cummins ISL | iRV2 Forums

    Sep 10, 2018 · Does anyone know of software you can buy to get rid of the DEF on an ECM? I had an engine warning light come on and when I run the code there was a 51% probability …

  3. Oil Type for 6.7L Cummins T Diesel - RAM FORUM

    May 30, 2019 · The 2019 CGI Cummins doesn't call for 15W40 at all. I assume this is because of the hydraulic roller lifters, instead of the old reliable flat tappets. I plan to run either Rotella T6 …

  4. 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 …

  5. The new Cummins oil requirements - RAM FORUM

    Nov 9, 2014 · So I had a Gen4 cummins. Now I have a Gen5 6.7L cummins in my new 2500. So I see that the recommended oil is now either 10w-30, or 5w-40. The thing is I have a lot of the …

  6. Defective Cummins ISXCM 871 650 HP Motor TSB - iRV2

    Nov 18, 2024 · Cummins service centers are company owned note. issues on ISX range from Chordal failure, motor runs too hot at 650 hp config, camshafts warping or like, exhaust/intake …

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

    Jan 27, 2025 · Hello fellow RAM owners. Steelbob611 / Texas here. I am new to this forum and a first time RAM truck owner after a lifetime of being a GM truck and SUV owner. Made the …

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

    Oct 22, 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 …

  9. Best and worst Cummins ISL 400 engine years - iRV2

    Sep 5, 2022 · I’m looking to buy an ISL 8.8 or 8.9 engine with the common rail fuel system and without the DEF system. What are the best and worst years to buy? Also, any...

  10. Cummins ISL no longer 12 months, 20,000 mile oil changes for …

    Sep 12, 2018 · According to the manuals on Cummins quick serv for my ESL it now lists the oil change frequency at 6 months, 6,000 miles regardless of it being a commercial vehicle or an …