No heat.

2008 MAZDA 3
80 MILES
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EBENEZER64
  • MEMBER
  • 3 POSTS
I only get heat from the heater when max temp is selected on my Mazda 3 Sport, why?
Sep 13, 2012 at 11:50 PM
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HMAC300
  • ASE Certified Mechanic
  • 48,601 POSTS
  • ASE Certified Mechanic
make sure it's full of coolant first then check to see if there is a blockage if both hoses are about the same temp then you may have an actuator in the heater box broken.if this is auto temp control -like you set the temp then get it diagnosed what is wrong with it as it can be a sensor or anything.
Sep 14, 2012 at 12:04 AM
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