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2004 Chevrolet Avalanche 1500 Question: heater not working.

 

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s10Dad, Suwanee, GA, February 15, 2012, 07:47
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heater not working already replace thermostat. coolant has to be replenish every other day no leaks and no water in oil.

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  • Answer #1

    mastertech6371 February 15, 2012, 09:01
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     Master

    there is a leak if you have to add. have a shop pressure check it for you.

    Roy

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  • Answer #2

    Fenski Automotive Center Inc (16 Answers) , Sugar Hill, GA - (470) 297-6227
    fenskiauto February 22, 2012, 05:56
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     Enthusiast

    I agree with Roy. You have coolant going somewhere. If the coolant level drops it creates an air pocket and can stop circulating to the heater core, causing the loss of heat. We would be happy to look at it for you. www.fenskiauto.com

    Matt

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