How do I calibrate the heater door actuator on 2004 Buick Rainier

I installed new actuator and it does not move the door to all positions

by in Millington, MI on May 09, 2014
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1 answer
ANSWER by , May 09, 2014
Remove the fuse from the heater control, replace the fuse and turn ignition to run. Let it run without touching anything until it returns to normal operation.