How do I make my radiator fans come on?

1996 BUICK REGAL
84,000 MILES
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SCHRAGGY1
  • MEMBER
  • 2 POSTS
They have stopped working and have been tested to make sure the motors are good. The relay switches are good. Replaced heat sensor switch. What is next? Thank you.
Mar 10, 2012 at 7:55 PM
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FIXITMR
  • ✓Experienced Mechanic
  • 9,989 POSTS
so if you turn on AC they dont come on?
Mar 10, 2012 at 10:09 PM
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SCHRAGGY1
  • MEMBER
  • 2 POSTS
Yes, they do not come on when ac is turned on. Where exactly is the fan switch?
Mar 11, 2012 at 10:21 AM
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FIXITMR
  • ✓Experienced Mechanic
  • 9,989 POSTS
so you checked all relay box fuses? the switch is in the PCM.
Mar 12, 2012 at 10:55 PM
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