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2001 Pontiac Montana my heat blows cold unless I have defrost on then warm air comes out

Tiny
JBASEY
  • MEMBER
  • 2001 PONTIAC MONTANA
  • 150,000 MILES
When I turn on my heat it blows cold but, when I turn it to defrost it blows warm
Monday, November 7th, 2011 AT 11:19 PM

3 Replies

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Inspect the air blend and mode doors and actuators
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Monday, November 7th, 2011 AT 11:30 PM
Tiny
JBASEY
  • MEMBER
  • 5 POSTS
I really appreciate the info but is the air blend and mode doors and actuators behind the dash also.
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Monday, November 7th, 2011 AT 11:38 PM
Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
They all behind the dash-it can get super complicated if you haven't done such a thing-best just bring her in-
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Monday, November 7th, 2011 AT 11:41 PM

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