Forum Discussion

kmb1966's avatar
kmb1966
Explorer
Jul 23, 2018

Dash A/C blows out of defrost when climbing or head wind

My dash a/c blows cold air, but at times when climbing hills/overpasses or traveling in a head wind, the air will decrease out of the vents, and blow out of the defrost vents. Upon slowing down, the ...
Class A
garyemunson's avatar
garyemunson
Explorer II
Jul 24, 2018
This may also help... Scroll down to application guides and you will find a service manual. I think yours being older will likely have a Denso system rather than Evans.


http://densoheavyduty.com/resources/sales-literature

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