Quote:
Originally Posted by Evil-Bee-NH
They will know you have to have the TCM registered to your vin and unless you have a shady af dealer who likes mods your not gonna be able to hide it.
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I would assume you'd program your VIN into both just like when you do an unlock through HP Tuners with a 2nd TCM and you'd just slip the original one back in if you go to the dealer.