E-450 Stuck on Defrost Mode
I suddenly have cold air coming through defrost vents only, not through dash vents. Defective parts are buried behind firewall on engine side, not accessible without much complicated disassembly. A n...
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Pretty sure from all the videos that my 2004 Tioga E-450 has vacuum actuator. There is a small length of rubber hose that rots and breaks and a check valve that is buried behind the engine, behind firewall. At 83 I can't do DIY much crawling under dash, etc. This sounds like a common problem on older E-450's.
Ford should have made maintenance easier.
Ford should have made maintenance easier.
