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24,781 Posts
Ya if you ever took it to the dealer I would make sure they dont TOUCH the ECM or you could loose the tune in your ECM.
The easiast way is to send yours back or have them send you one with the correct tire size ans send it back so your truck isnt down. If theyll go for it
The easiast way is to send yours back or have them send you one with the correct tire size ans send it back so your truck isnt down. If theyll go for it
