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Does anyone know what operates the door to allow air to be tranfered to head mid range heatair in a 1977 corvettei know it is not the vacuum system because it operates the defroster but the mid range?
Wiki User
∙ 18y ago
I have a "77" but have never heard of head mid range heat air. I have had the complete dash out and all heat and air functions to my knowledge are hooked to a vacum system.
Wiki User
∙ 18y ago
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