Clucking from defrost - Ford Powerstroke Diesel Forum
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post #1 of 2 Old 11-10-2012, 04:40 AM Thread Starter
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Clucking from defrost

Just bought a 08 f250 and noticed when I have the defrost on ever 3 mins or so you hear a clunk (almost sounds like old school defrost vents opening/closing). Now it only does this on defrost mods. Anyone know what it is?
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post #2 of 2 Old 11-10-2012, 05:24 AM
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mine does that too, i posted about it before but forgot what the answer was, im pretty sure it involved taking the dash out so i left it alone

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1994 F250 7.3L XLT 4x4 ZF5 , Centurion, 4" Lift, 6637, Gulf Coast Bypass Filter, Big fuel tanks, dana 60 swap, No longer dually
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2013 Scag Turf Tiger 61" 1.1L Caterpillar Diesel
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