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International Automotive Technicians Network
Re: Ford Van,AC defaults to Defrost on Acceleration
Posted to HVAC Forum on 8/1/2007 3 Replies

Hi Vlad,

I am not a Ford guy. VW is my main stay. I had a 92 VW Jetta that did this exact same symptom that turned out to be a missing check valve. A plain hose had been substituted for the check valve on that VW.

Do you mean that those little rubber 3 por... Login to read more.

3 Replies Received (View Replies)