HEATER CONTROL F550 NOT WORKING LOW SPEEDS AND NO TEMP CONTROL

  • Tiny
  • girling
  • 2008 Ford F-550
  • 167,000 miles

1st & 2nd speeds not working. Temp. Control has only hot no cold.

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Tuesday, November 29th, 2011 AT 10:38 PM

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  • Tiny
  • rasmataz
  • Member

Check and test the blower switch, blower motor resistor/fan control module and check the air blend door/actuator

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Tuesday, November 29th, 2011 AT 10:46 PM

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