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My HVAC fan motor will not shut off

Tiny
CADDYMAN 1993
  • MEMBER
  • 1993 CADILLAC DEVILLE
  • V8
  • FWD
  • AUTOMATIC
  • 65,000 MILES
Then motor runs continuously even with engine shut off
Wednesday, September 28th, 2011 AT 7:40 PM

2 Replies

Tiny
HMAC300
  • MECHANIC
  • 48,601 POSTS
Check to see if the relay is stuck, just unplug it and replace with another one that is similar. If that works then get a new relay
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Wednesday, September 28th, 2011 AT 7:42 PM
Tiny
CADIEMAN
  • MECHANIC
  • 3,544 POSTS
The a/c module is bad. Its in the outer a/c case. If you follow the blower motor wire it goes right to it. It mounts into the a/c case.
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Wednesday, September 28th, 2011 AT 8:30 PM

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