WHY DO WINDSHEILD FOG UP WHEN TEMP DROPS

  • Tiny
  • mircale
  • 1991 Ford Thunderbird
  • 150,000 miles

When temp drop window fogs up on a nice days can fill heat on leg and nothing is on

Wednesday, March 21st, 2012 AT 3:05 PM

3 Answers

  • Tiny
  • fixitmr
  • Member

Window fog usually means heater core seep/leak. Do you smell anti freeze odor inside? Are you saying blower air does not come out of defrost? Only on feet? Controls dont work right?

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Wednesday, March 21st, 2012 AT 3:12 PM
  • Tiny
  • mircale
  • Member

No anti freeze odor blower and defrost works

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Wednesday, March 21st, 2012 AT 3:45 PM
  • Tiny
  • Wrenchtech
  • Expert
  • 19,840 posts

That usually means that you have moisture trapped inside the car somewhere, usually a carpet wet under the surface.

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Wednesday, March 21st, 2012 AT 4:02 PM

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