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Compressor engaged cooling fans not turning on

Tiny
CAROLDEMATTEISRIECK
  • MEMBER
  • 2006 CHEVROLET UPLANDER
  • 45,000 MILES
Ac not cold enough, compressor engaged cooling fans not turning on, fuses ok, no power to fans, swapped relays still no fan power. What' to check next?

No power to fans
Thursday, September 6th, 2012 AT 3:10 PM

1 Reply

Tiny
HMAC300
  • MECHANIC
  • 48,601 POSTS
Check to see if the fuses are good, they are in the under hood fuse box it will be marked where they are. There are also 3 relays for the cooling fans in this vehicle.

See the guides below on relay and wiring testing

https://www.2carpros.com/articles/how-to-check-an-electrical-relay-and-wiring-control-circuit

https://www.2carpros.com/articles/how-to-check-wiring

Attached below is the wiring diagram to help you test the system
let us know if you need anything else
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Thursday, September 6th, 2012 AT 3:23 PM

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