Dual Electric Fans Problem
Thread Starter
Junior Member
Joined: Jul 2004
Posts: 51
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From: Rockmart, GA
Car: 1989 Firebird Formula
Engine: Chevy TPI 350
Transmission: A/T 700 R4
Dual Electric Fans Problem
One day I left my car running for a long time, then all of a sudden it ran hot. Come to find out, my fans were not coming on. When I turn on the A/C, you can hear the A/C working, but the fans will not come on. I checked the fuse, and it is ok. So what do you think can be causing my fans not to work? (If it's the relay, where is it located?) Other than the relay, what could it be?
Thread Starter
Junior Member
Joined: Jul 2004
Posts: 51
Likes: 0
From: Rockmart, GA
Car: 1989 Firebird Formula
Engine: Chevy TPI 350
Transmission: A/T 700 R4
Would the temp switch have something to do with the temp gauge malfunctioning? When you crank the car, the gauge (needle) jumps to the other end.
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Joined: Feb 2002
Posts: 2,308
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From: Avondale, AZ
Car: currently thirdgenless!!!
The fan switch to which I think you are refering would have nothing to do with the gauge. The temp sensor is located at the front of the intake manifold right next to the thermostat housing.
Thread Starter
Junior Member
Joined: Jul 2004
Posts: 51
Likes: 0
From: Rockmart, GA
Car: 1989 Firebird Formula
Engine: Chevy TPI 350
Transmission: A/T 700 R4
I tried looking for the fan relay once, but could never find it. Could you post a pic' of where it is located or give a good detailed description of where I can find it at? Thanks.
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iTrader: (1)
Joined: Feb 2000
Posts: 7,964
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From: Norfolk, VA. USA
Car: 86 Trans Am, 88 Formula
Engine: 95LT4, 305TPI
Transmission: T56, T5
Fan relays are on the pass side of the car, one is on the fender and one is next to the radiator.
Gauge sensor is on the drivers side block between cylinders 1 and 3 and the gauge always pegs when you start up the car.

Gauge sensor is on the drivers side block between cylinders 1 and 3 and the gauge always pegs when you start up the car.

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Joined: May 2004
Posts: 10
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From: memphis tn
Car: 89 iroc/ 88 supra targa top
Engine: 350 tpi / 7mge
Transmission: 700r /
cooling fans run constantly
my cooling fans run when i turn the key, with only the accessory switch on. Researched some wires and found a red wire running from the starter not connected to anything. could this be my problem. Should this wire be on the positive side of the battery or should it be grounded?Hit me back.
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