Thread: Hard Transmission Down Shift
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Old Wed, April 5th, 2023, 03:53 PM
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Originally Posted by remark2013 View Post
It's the 4-3 downshift that it happens, I don't feel it when running unloaded but put a loaded trailer behind me and the transmission will downshift hard into 3rd hard. I am currently running the "VRAA63S" programing. If there is another compatible program, I am open to try it.

Kent

Download a set of VRAA7S6 calibrations and give it a run. Just DO NOT mix the VRAA6S3 and VRAA7S6 calibrations on the chip as the engine will likely stall or cause a severe stutter when going from one hex code to another.
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Last edited by cleatus12r; Wed, April 5th, 2023 at 04:04 PM.
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