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Where would you look for a vacuum hose that controls the heater vents and was disconnected when the transmission was repaired?
Wiki User
∙ 17y ago
i have the exact same problem. the hose comes from around the heater core area but i dont know where the otherend goes
Wiki User
∙ 17y ago
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Don't know what vehicle you have but most HVAC controls operate from a vacuum supply from the engine. I would start with checking the vacuum supply connections under the hood. They could be cracked or disconnected.
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