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Fan motor

Tiny
STEWARTBURLESON
  • MEMBER
  • 1999 CADILLAC DEVILLE
  • V8
  • 2WD
  • AUTOMATIC
  • 113,000 MILES
Car has been parked for two days. I went outside and fan motor is running with car not running. I disconnected the battery and when I plugged back in the fan comes back on.
Monday, June 13th, 2016 AT 1:10 PM

1 Reply

Tiny
HMAC300
  • MECHANIC
  • 48,601 POSTS
You can pull the fuse or relay for the blower on heater as I assume that is what you are talking about then have heater scanned for codes or do self diagnostics if you have auto temp control which most did.. you can check relay

https://www.2carpros.com/articles/blower-motor-testing
https://www.2carpros.com/articles/how-to-check-an-electrical-relay-and-wiring-control-circuit
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Monday, June 13th, 2016 AT 3:28 PM

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