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I have fan but no heat. What might this be? Thanks.

Tiny
RAYMO1161
  • MEMBER
  • 1997 SAAB 900
  • 150,000 MILES
No leaks around heater core. Is this electrical?
Saturday, December 17th, 2011 AT 7:23 PM

4 Replies

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Check thermostat, heater core and air blend door
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Saturday, December 17th, 2011 AT 7:56 PM
Tiny
FIXITMR
  • MECHANIC
  • 9,990 POSTS
Sounds like a blend door issue. The control that says hot/cold
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Saturday, December 17th, 2011 AT 7:56 PM
Tiny
FIXITMR
  • MECHANIC
  • 9,990 POSTS
And you failed to give complete model # of car. 5 different models of the 900.
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Saturday, December 17th, 2011 AT 8:26 PM
Tiny
FIXITMR
  • MECHANIC
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Also check coolant control valve that blocks/opens flow thru heater core. Both sides of valve hosing should be hot.
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Saturday, December 17th, 2011 AT 8:33 PM

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