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    Heater problems in 2004 F250 diesel. The heater blows mostly cold air, but blows luke warm air when it feels like it. What needs to be done?

    This problem started this October without any indication. Is it the adjuster from defrost to heat control?

    0  Views: 903 Answers: 1 Posted: 13 years ago

    1 Answer

    check your heater core to see if its cracked


     



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