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What's this? I did the timing cover on my 2003 excursion 7.3 and found this.. I have no clue let what it hooks too. It snakes up and around to the passenger side fender.. Just not sure where it hooks too on the engine.
Either goes to the heater shutoff valve(valve with 4 heater hoses on the PS valvecover or to the vacuum pump as the main line for vacuum actuated blend doors.
There is a little valve looking round thing on the passenger side heater hoses over valve cover that has a little nipple with nothing on it.. Is that where it goes?
There is a little valve looking round thing on the passenger side heater hoses over valve cover that has a little nipple with nothing on it.. Is that where it goes?
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