My a/c only works on speed 4 of 4, changed speed switch still same what else. on 2003 Ford Explorer Sport Trac

Changed speed switch what else is relevant to blower speed.

by in San Juan, PR on January 27, 2013
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3 answers 3 comments
ANSWER by , January 27, 2013
Your problem is the blower motor resistor. That is what needs replaced.
COMMENT by , January 28, 2013
Thank you, problem fixed.
ANSWER by , January 27, 2013
Don't know your skill level but here goes, these are the parts you need (NAPA numbers) ECH-BR285 and EC1285 this is for the blower resistor and the connector. Located behind glove box, left of the blower motor!! Save yourself some trouble, if the connector is burnt at all replace it also!!!
COMMENT by , January 28, 2013
Thank you, problem fixed.
ANSWER by , January 28, 2013
blower motor resistor is bad. under dash pass side
COMMENT by , January 28, 2013
Thank you, problem fixed.