cummins 6.7 air heater bolts

I don’t understand why Ram has been allowed to disregard the Heater grid bolt failure problem. Researching it I find there was a class action settled and Ram has gone to glow plugs to fix the issue in new models. But those of us with models that are still under threat from this issue have not...

Good evening, all, Some things that should be looked at and considered if you're the "proud" owner of one of these engines. As a servicing dealer, Cummins has upgraded the oil requirements for the engine to insist that Valvoline Super Blue 8600 series 10W-30 SYN Blend or preferably Full...