hornerExplorerJul 13, 2014AC RelayI started the engine ( Ford V-10 ) on my MH and put on the AC ( MH engine ) and I heard everything working. The problem was that no air was coming through the dashboard openings. I only got air throug...Show More
imgoin4itExplorerJul 13, 2014Low vacuum caused by either leaking or demand from the engine will always cause the system to default to put air out the defrost vents.