1992 Chevy S-10 Air Distribution in cab

1992 CHEVROLET S-10
183,000 MILES • 6 CYL • 2WD • AUTOMATIC
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ANDYD
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  • 1 POST
The fan only works on high and sometimes not at all and only blows on the floor. one time everything worked perfectly but only for a day after it had not worked right
Feb 24, 2008 at 5:12 AM
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2CARPRO JACK
  • ✓Experienced Mechanic
  • 11,533 POSTS
2 problems. 1- fan speed, there is a resistor mounted next to the blower motor, most likely it is bad.
2-The floor only is probably the rotator valve on the HVAC control, if it was a vacuum problem, it would only work on defrost
Feb 24, 2008 at 11:37 PM
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