Air conditioner working but climate control has no light and blower not working

1999 CHEVROLET BLAZER
124,000 MILES • 4.3L • V6 • 4WD
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JASON ROLDAN
  • MEMBER
  • 1 POST
No air from vents and the inside has no pawer but air con works because I hear clutch on.
Jun 19, 2022 at 10:18 AM
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STRAILER
  • Experienced Mechanic
  • 55,273 POSTS
This can be a bad fuse, or the HVAC control unit is out, let's start with the fuses. here is a guide to help and the fuse (HVAC, HVAC1, RDO Batt) locations. Here are the A/C wiring diagrams so you can see how the system works:

https://www.2carpros.com/articles/how-to-check-a-car-fuse

Check out the diagrams (below). Let us know what happens and please upload pictures or videos of the problem.
Jun 20, 2022 at 6:17 AM
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