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What is going on with your truck where you think the TCM needs to be reset? Are you having shift quality issues?2019 Ram 1500 Classic 5.7 with a ZF 8 Speed: Where is the TCM located, and can it be reset?
A quick reset is disconnect the battery for an hour and leave the positive and negative cables touching. That will drain the computer and resets the learned shift pattern. Unless you need to do a hard reset which I’m not sure but try posting in the Alfa obd thread and see if it’s possible that way.2019 Ram 1500 Classic 5.7 with a ZF 8 Speed: Where is the TCM located, and can it be reset?