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Old 12-06-2007, 05:17 PM   #11
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Quote:
Originally Posted by slick94prix
Yeah, anytime the defroster is on, it kicks the fans on.

I thought this was pretty common knowledge?
My radiator cooling fans won't turn off either and cna hardly get any heat in the car the engine stays so cool. Gettin bad mileage too...

What'* the logic of radiator cooling fans turning/staying on when selecting the defroster? Sounds counter-intuitive.
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Old 02-25-2010, 02:04 PM   #12
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Default Fan runs continuously

hey need help with this one. my 2001 se has a check engine light come on with a p1404 code. my care runs about 180degrees in the winter instead of 200 or 205. so i changed coolant temp sensor flushed and still nothing . only time it goes off is if i take out relays and plug back in. it fixes for about 40 miles or so but then check engine comes back on and fans run continuously again. someone please help , thermistat you think?
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Old 02-26-2010, 02:27 PM   #13
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read Danthurs write up on P1404 under OBD II Diagnostics
https://www.gmforum.com/showthread.p...ighlight=p1404
take care of this then if fan still an issue let us know somebody will be glad to help you out
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