EXHAUST SMELL IN DEFROST

  • Tiny
  • jason29
  • 2001 Subaru Outback
  • 4 CYL
  • AWD
  • automatic
  • 21,600,000 miles

When I turn on my defrost it smells like gas or exhaust, what could cause this?

Monday, December 6th, 2010 AT 6:26 PM

4 Answers

  • Tiny
  • Docfixit
  • Expert
  • 18,991 posts

Maybe heater core leaking coolant. Does windshield get fogged?

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Monday, December 6th, 2010 AT 6:36 PM
  • Tiny
  • jason29
  • Member

No. And it heats great it just smell real bad. Its mainly when I first start it and let it warm up.

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Monday, December 6th, 2010 AT 7:01 PM
  • Tiny
  • Docfixit
  • Expert
  • 18,991 posts

Have to say and exhaut leak or oil on manifold that is being drawn in air intake try putting HVAC in Recirculation mode

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Monday, December 6th, 2010 AT 7:27 PM
  • Tiny
  • jason29
  • Member

That makes sense. Ill try it.
Thanks again
jason

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Monday, December 6th, 2010 AT 8:21 PM

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