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Is there a way I can find out If the radiator fan sensor switch Is operating?

(1999 Pontiac Grand Prix)
in Atlanta, GA on October 13, 2011
Is there a way I can find out If the radiator fan sensor switch Is operating?
Displaying 1 answers & 2 comments
Popular Answer
If it's non supercharged, there is no fan switch, fuses and relays send power to the fan motor, the PCM grounds the motors to operates the cooling fan motor. I sent a wiring diagram to your email address.
on October 13, 2011
.....thanks.
on March 09, 2012
Can I get the diagram too? I have the same issue.
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