Reefer is 2001 Utility w/ a Carrier Ultima 53 on it. Went to turn on reefer and " Ready to Install Software " popped up. Disconnected batteries to try and reset but didn't work. Any body know the fix or do i need to connect it to a diagnostic software to update?
Need Help? Ultima 53 "Ready to Install Software"
Discussion in 'Refrigerated Trucking Forum' started by Westsidetruckservice, May 5, 2019.