Cummins Electronic Control Module ???
I have an 04 Fleetwood Revolution with a Cummins 8.3 ISC 350hp engine. I took it to an RV shop because I was getting a check engine light. They determined that the ECM was bad. The local Cummins sh...
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I would have thought it was a Freightliner issue since they installed the engine. Cummins wouldn't know what the axle ratio or tire size was when they manufactured the engine.
