my car will not give me heat unless i put it up to the 3-4 dial how come? on 2002 Buick Rendezvous

also along with that i never really get any cool air since ive had it.....so i roll my windows down because i know itll cost me a pertty penny!! to fix... so what do you think it may be? thxs

by in Bay City, MI on February 28, 2012
1 answer 1 comment
ANSWER by on February 28, 2012
THIS COULD BE ANYTHING FROM A RESISTOR TO BLEND DOOR PROB OR EVEN FREON ISSUE W/ A/C. GET A PROPER DIAG B4 YOU START THROWING PARTS AT IT
COMMENT by on February 28, 2012
thanks for the info ill do that, and thanks for your quick response to my question. have a good day.