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My defroster comes out cold when I have it on warm, but when I put it on vent it comes out warm.

Tiny
EMERSONYOUNG
  • MEMBER
  • 2003 DODGE RAM
It is a dodge ram 2500 quad cab 2003
Thursday, December 1st, 2011 AT 10:46 PM

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Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
The only way to find out is you need to degut the dash and investigate-could be a door/actuator problem could also be the HVAC control module
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Thursday, December 1st, 2011 AT 10:52 PM
Tiny
MARVEY
  • MEMBER
  • 2 POSTS
WHERE IS THE HVAC CONTROL MODULE LOCATED
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Wednesday, December 7th, 2011 AT 7:26 PM
Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Its where all the controls for the AC/Heater operations
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Wednesday, December 7th, 2011 AT 11:17 PM

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