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Why would no heat blow from the vents of a 1998 Chevy lumina even after replacing the water pump and thermostat?
Wiki User
∙ 16y ago
The heat/ac switch in that new of a car is controlled off of vaccuum. The hose on the back of the temp. control may have a hole in it not allowing the vents to switch over. An auto a/c specialist can check it out anywhere $30 to $50.
Wiki User
∙ 16y ago
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