I just bought a 87mm ported throttle body for my 21 Ram 1500 5.7 Hemi Etorque and a shop says it needs a new PCM or tuning but on Moe’s website it says no tuning required. Which is it?
Short version- P000B is causing CEL. I need to get it resolved for emissions so I can get my tag. Bigger cam and a reused cam solenoid. Don't have the money at the moment to buy a new solenoid but after cam job, could tuning have anything to do with this issue? VVT was deleted during the tune...
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