2005 Chevrolet Colorado Heater Won T Blow Warm Fan Blows Ac Works Fine Just

2005 CHEVROLET COLORADO
80,000 MILES
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My heater won't blow warm. The fan blows and the AC works fine. I just changed the thermostat, but it didn't help. What could it be?
Nov 10, 2012 at 2:59 PM
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RASMATAZ
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You might want start by checking the air blend door if its stuck in the cold position-
Nov 10, 2012 at 3:07 PM
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