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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 issues. The …

  2. 2024 2500/3500 6.7 Cummins good bad - ramforum.com

    Nov 8, 2018 · It wasn't till the 2019 Cummins (new CGI block) you started hearing about engine failures. What “engine failures” are you hearing/posting about? I have had my ‘24 Ram 2500 w/6.7 CTD six …

  3. 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 …

  4. 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 5W40 or …

  5. Cummins 8.3 ISC Horsepower Ratings - iRV2 Forums

    Dec 10, 2012 · Maybe someone can help me understand how a Cummins 8.3 ISC Diesel can range from: 250 HP to 400 HP? 8.3 ISC hp and torque Examples: 660 pound force-feet (895 N·m ) @ …

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

    Sep 5, 2022 · Discussion on the best and worst years for Cummins ISL 400 engines, including considerations for common rail fuel system and DEF system.

  7. Cummins ISL Crankcase Pressure Code/Solution - iRV2 Forums

    Feb 14, 2023 · iRV2 Forums > POWER TRAIN GARAGE FORUMS > Cummins Engines Cummins ISL Crankcase Pressure Code/Solution iRV2.com Google

  8. 15 ram 6.7 Cummins smoke on start up - ramforum.com

    Aug 29, 2025 · I have a 2015 ram 3500 with a 6.7 Cummins around 115k. I’ve always had a puff of bluish white smoke on cold start ups even during summer days. Sometimes less than others and …

  9. 2019 Cummins Rough & Tumble Idle After Morning Start Up. What …

    Aug 29, 2020 · 33,000 miles on it. I start it and then bump the idle up to 1,100 and for several seconds it's a Rough & Tumble, truck shaking phenomena And the DPF was just cleared after yesterday's …

  10. Cummins engine fault light “Stop Engine” code 556. Crankcase high ...

    Apr 26, 2022 · iRV2 Forums > THE OWNER'S CORNER FORUMS > Newmar Owner's Forum Cummins engine fault light “Stop Engine” code 556. Crankcase high pressure. help appr