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Old Fri, February 6th, 2009, 10:09 PM
pickemuptruck13 pickemuptruck13 is offline
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Join Date: Jan 2009
Location: Jacksonville, FL
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Default Changing programs

do i need to return to stock when changing between 1 2 3 tunes or can i just switch. also i had of people unhooking the battery what is this for and how long does it take for the truck to make changes? Sorry for all the questions