Low or no heat from heater - blower runs on 2005 Buick LeSabre

Little to no heat from heater; blower runs; started before I changed thermostat - code was set; have tried to bleed air at thermostat valve.

by in Clayton, NC on January 16, 2011
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1 answer
ANSWER by , January 16, 2011
it is possible the following happened: 1. switch is not working 2.blend door is not working (possible actuator) 3. electrical problem this is a job for a technician to run down. these controls are all electrical and any can cause this. hope this helps!