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1994 Chevrolet Suburban 1500 Question: Cold air blowing instead if heat

 

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willit76, Des Moines, IA, March 09, 2011, 05:50
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I've replace my thremostat and my heater is still blowing out cold air. What could be the prolem?

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  • Answer #1

    March 09, 2011, 07:20
     Master

    This could be caused by low coolant level, air trapped in the cooling system, or a plugged/clogged heater core.

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  • Medium-star Best Answer
    May 10, 2012, 21:17
     Rookie

    Most common problem is low coolant.

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