Mechanics

EXHAUST SMELL IN DEFROST

2001 Subaru Outback • 4 cylinder AWD Automatic • 21,600,000 miles

When I turn on my defrost it smells like gas or exhaust, what could cause this?
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Jason29
December 6, 2010.



Maybe heater core leaking coolant. Does windshield get fogged?

Docfixit
Dec 6, 2010.
No. And it heats great it just smell real bad. Its mainly when I first start it and let it warm up.

Tiny
Jason29
Dec 6, 2010.
Have to say and exhaut leak or oil on manifold that is being drawn in air intake try putting HVAC in Recirculation mode

Docfixit
Dec 6, 2010.
That makes sense. Ill try it.
Thanks again
jason

Tiny
Jason29
Dec 6, 2010.