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Quote: Originally Posted by Dewman67 Thanks for the file, do you know if that file has the flex fuel options? I checked, NOT Flex Fuel. dave w
I'll just start with a 02 Tahoe l59 tune, and do a 4l80 swap.
Quote: Originally Posted by Dewman67 I'll just start with a 02 Tahoe l59 tune, and do a 4l80 swap. :thumbsup: