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1991 Chevrolet G Series Van (G20) Question: no heat

 

Question

bigdoglove, Spokane, WA, October 13, 2010, 17:14
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heater blows cold air when turned on.

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  • Answer #1

    Visitor, October 13, 2010, 17:28

    themostat stuck open or heater core plug

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  • Answer #2

    Visitor, January 25, 2011, 10:40

    could be heater control valve located just in front of heater core

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