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...
Cummins ISB diesel won't start. - iRV2
Nov 14, 2025 · Hey all, new member here. I have a problem with my 2002 Bounder 39R. It's on a Freightliner chassis. It won't start. The engine code says Low Voltage on fuel pump relay. I've …
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 …
Cummins ISC lift pump replacement - iRV2
Feb 22, 2016 · Cummins put out a bulletin instructing service shops to replace the gasket however they stopped doing this as a gasket cost $7 with 1/2 hour of labor versus the new transfer pump. I found …
2021 Laramie 2500 Cummins won't start after Diesel Pre-Heat
Aug 27, 2021 · This morning it got down to 48 degrees. Jumped in the truck, hit the start button, and the "Waiting for Diesel Pre-Heat" came on for 10 seconds - All normal and expected. Then the starter …
If you have a Cummins diesel, when do you change your fuel filters?
I have a 2022 2500 4X4 diesel and my gauge is currently showing I have 14% life left on the fuel filters (I'm told there are two). For those of you who own a diesel, how low do you permit the filters to go …
06 Cummins cranking but no start - ramforum.com
Dec 12, 2016 · I have an 06 dodge 3500 that’s completely stock that turns over great but won’t start -batteries are fully charged -the engine will not do anything at all as far as trying to start, just cranks …
New Cummins oil change question - ramforum.com
Dec 1, 2020 · Just bought a 2024 2500 with the 6.7l Cummins. It’s my first diesel. It has 4000 miles on it, question is what are your thoughts on what oil to use, Manual says 10w-30 rotella above 0* ambient …
Cummins 6.7L Gasoline Engine in a Ram? - RAM FORUM
Jan 24, 2015 · Back In February, Cummins unveiled their new fuel-agnostic strategy meaning that various engines in their line-up can be spec'd for different fuel types like natural gas, hydrogen, and …
Are there any bad years for the cummins? - RAM FORUM
Jul 12, 2019 · The 19 and 20 Ram Cummins used a CP4 pump, and it was very problematic for a lot of owners. For 21, Ram has gone back to the CP3, which is what was used on the motors prior to '19. …