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1997 Mercury Mountaineer Question: Heater blows cold air



mowall, Estill Springs, TN, January 05, 2013, 18:41

engine temp. is much higher than normal so i suspectd bad water pump but has no unusual noise, top radiator hose seems to have pressure. no leaks, fluid levels normal. appreciate any ideas. thx

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  • Answer #1

    Greg's Orange Auto (15202 Answers) , Orange, CA - (714) 361-9386
    globalhelper January 05, 2013, 20:11

    poss stuck closed thermostat because you say u are not losing coolant

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    mowall, January 05, 2013, 23:22

    appreciate your help...i had thought they failed in open only. will try repcl and let you know. thx again, mo

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