welcome 2 the group I don't think u can leave any thing on in these trucks the computer will turn it off in a minute or so if u r going on a trip better take a obd2 code reader with u u may or may not need it these trucks are loaded with problems
mainly I like the people in Canada they r cheaper and offer cleaner tunes we have spent thousands of dollars with them we just don't buy eco tunes most of the business is with ford tunes we were buying a lot from thoroughbred diesel they got closed down plus others we were doing business with...
the only one is Kory Willis and he was shut down by the epa their is no one left in usa that shuts down the egr completely u have to go to Canada 2 get a real tune