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

1997 SAAB 900
150,000 MILES
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RAYMO1161
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No leaks around heater core. Is this electrical?
Dec 17, 2011 at 7:23 PM
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RASMATAZ
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Check thermostat, heater core and air blend door
Dec 17, 2011 at 7:56 PM
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FIXITMR
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sounds like a blend door issue. the control that says hot/cold
Dec 17, 2011 at 7:56 PM
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FIXITMR
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and you failed to give complete model # of car. 5 different models of the 900.
Dec 17, 2011 at 8:26 PM
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FIXITMR
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also check coolant control valve that blocks/opens flow thru heater core. both sides of valve hosing should be hot.
Dec 17, 2011 at 8:33 PM