cooling fan switch wiring?
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From: buhler,ks.
Car: 1989 trans am
Engine: 402 ls
Transmission: TH350
Axle/Gears: 9inch 3.50 gear
cooling fan switch wiring?
2 wires from cooling fan switch one to the relay and were does the other one go 12volts or ground?
Last edited by xfactor200289; May 24, 2006 at 08:22 PM.
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Joined: Jul 2003
Posts: 4,803
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From: Grand Rapids, MI
Car: Z28
Engine: Sb2.2 406
Transmission: Jerico 4 speed
Axle/Gears: Ford 9" 3.60
Most fan switches for these cars that I've seen are single wire as the fan switch acts as the ground source (when the fan switch grounds out, it completes the circuit). The only 2 wire sensor that deals with coolant, that I know of, is the CTS.
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