DODGE RAM 1500

  • Tiny
  • scotto
  • 2001 Dodge Ram
  • 79,500 miles

My Dodge ram 1500 on the freeway the AC runs great when I get off the freeway I hear something close and hot air comes out what is going on it does it when the truck is in park the AC runs great but when I drive the truck on city streets it will blow cold air for 2-4 min and same thing something closes ant hot air comes out please help

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Saturday, July 14th, 2012 AT 2:48 PM

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  • Tiny
  • Docfixit
  • Expert
  • 18,991 posts

Suspect fault in blend door actuator an motor controled by temp switch. Closes a door to close off heater core and let all air flow through evaporator. The noise you hear is door so switch maybe at fault or actuator motor. Operate TEMP switch from hot to cold does it respond and change vent temp?

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Saturday, July 14th, 2012 AT 4:14 PM
  • Tiny
  • scotto
  • Member

Ware is the blend door actuator mirror on my 2001 Dodge ram 1500?

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Sunday, July 15th, 2012 AT 7:38 AM
  • Tiny
  • scotto
  • Member

Ware is the blend door actuator mortor on my 2001 Dodge ram

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Sunday, July 15th, 2012 AT 7:40 AM
  • Tiny
  • Docfixit
  • Expert
  • 18,991 posts

Bummer is instrument panel needs to come out the HVAC unit

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Sunday, July 15th, 2012 AT 7:05 PM

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