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1999 Ford F-350 Super Duty Question: No heat. Its like the A/c is stuck on. What can I check???

 

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skipper5346, 7.3L V8 Diesel Turbo, Carmel, IN, December 11, 2013, 06:52
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I have taking the dash about an checked all controls.

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    G. T. Service Center (4142 Answers) , Stephenville, TX - (254) 638-3236
    ProfessorG December 11, 2013, 18:38
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     Master

    Check engine temp, should be at least 180deg. Check coolant level, has to be completely full. Make sure the heater hoses on both sides of heater core is hot to the touch with engine at operating temperature.

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