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2003 Dodge Ram 1500 Question: What CONTROLs A/C-Htr air direction between Defrost/Floor/Cab, elect valves???

 

Question

LSUcajun, 3.7L V6, Lake Charles, LA, July 12, 2012, 06:03
 Rookie

A/C-Htr air vents ONLY blow straight into cab regardless of control switch setting; will NOT blow UP (Defrost) nor DWN (Floor) directions at all!

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  • Answer #1

    Greg's Orange Auto (12997 Answers) , Orange, CA - (714) 361-9386
    globalhelper July 12, 2012, 06:07
     Master

    THEY ARE BLEND DOORS THAT CONTROL THIS. HAVE IT DIAG DUE TO THERE ARE 3 AND A FRESH AIR DOOR.

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    LSUcajun, July 12, 2012, 06:13
     Rookie

    THX; IF 'blend drs' are elect control VALVES, can a FUSE be the possible problem???

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    globalhelper, July 12, 2012, 10:09
     Master

    not normally its the actuator most of the time

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    LSUcajun, July 12, 2012, 13:54
     Rookie

    BIG THX, globalhelper, good to know info! Bottomline - I reckon they will have to rip out the dash to get to the root of the problem.

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    globalhelper, July 12, 2012, 15:22
     Master

    not always 3 are acessed easy and the other is like a 5 hour job. u just have to know which one it is, hope this helps

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