AC Knob Levels on 2003 Chevrolet Malibu

AC has 5 power levels - 1-is fan and 2-5 is speed for AC. Problem is Fan nor AC does not turn on unless I turn the know to Level 4.

by in Buffalo Grove, IL on July 19, 2010
1 answer
ANSWER by , August 17, 2010
You need to go to your local autoparts store and replace the blower resistor. It is something you could do and it only cost around $25. It's under the dash on the passenger side. Eventually 4 and 5 will go out too.