how do i replace fan speed control resistor in a 2005 chevy trailblazer on 2005 Chevrolet Trailblazer

No air flow from front vents plenty of air flow in rear vents.Thanks Jeff

by in Potwin, KS on January 28, 2013
2 answers
ANSWER by , January 28, 2013
you could have a blend door problem
ANSWER by , January 29, 2013
does the frt blower have all speeds,if so you have a blend door issue most likely