Hey guys How do I tell if I still have the factory tune ? I don't have a handheld tuner. Thanks
Jan 3, 2017 #1 I isonews Member Established Member Joined Jun 19, 2007 Messages 74 Location Land of coyote breeders Hey guys How do I tell if I still have the factory tune ? I don't have a handheld tuner. Thanks
Jan 3, 2017 #2 Dusten Well-Known Member Established Member Joined Jan 20, 2006 Messages 14,926 Location Conway, Wa You need a way to access the pcm. Without a handheld you'd need a scan tool.