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COOLING FANS WON'T COME ON


Larry

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JUST REPLACED RADIATOR TODAY, BUT FANS WILL NOT COME ON, ANY IDEA WHERE RELAY IS. THANKS, LARRY 96 DEVILLE 4.6

THE RADIATOR WAS CRACKED ON PLASTIC AND LEAKING. BY THE WAY I BY- PASSED MY AIRCONDITIONER AND I HAD PULLED 10 AM FUSE A FEW MONTHS AGO, I HAVE JUST REPLACED FUSE

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The relays are below the fans, between them. Make sure that everything is plugged in and you should be OK.

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If the relays are not between the fans, then they're probably in the fuse box. Yes the relays are between fans, I did not disconnect the relays ,but I bent them a little putting back radiator. I guess I can un-snap them or remove fans again and check, but check for what. Could it be the coolant sensor not telling current ,to flow to relays. The read out on dash indicates the temp. I took it to 239 degrees and no fans, the 50 amp fans fuse and the 10 amp air conditioner fuse are good.Any input would be greatly appreciated. Thanks as always ,LARRY

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Check for codes, if its a coolant sensor it would set a code.

Did the fans work before you pulled the radiator out?

Pre-1995 - DTC codes OBD1  >>

1996 and newer - DTC codes OBD2 >> https://www.obd-codes.com/trouble_codes/gm/obd_codes.htm

How to check for codes Caddyinfo How To Technical Archive >> http://www.caddyinfo.com/wordpress/cadillac-how-to-faq/

Cadillac History & Specifications Year by Year  http://www.motorera.com/cadillac/index.htm

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