water temp guage hook up?
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Joined: Sep 2008
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From: Pc Florida
Car: 89 GTA
Engine: 5.7 350 TPI (L98)
Transmission: Stock GTA Trans
water temp guage hook up?
Where does it hook up too intake? head? water neck?
and also where does the wire that connects to it come from? I cant find it

and also where does the wire that connects to it come from? I cant find it
Last edited by BlackBird84; Feb 16, 2009 at 03:21 PM.
Thread Starter
Junior Member
Joined: Sep 2008
Posts: 26
Likes: 0
From: Pc Florida
Car: 89 GTA
Engine: 5.7 350 TPI (L98)
Transmission: Stock GTA Trans
Re: water temp guage hook up?
How can I test if the gauge is working? My engines always ran on the cool side and takes alot of time to warm up thats why I don't want to test by idling it. My radiator fans are not kicking on thats why my concern is the temp I think the fans are worn out the battery polarity's were reversed shorted out my icm and ecm so I replaced those and everything else seems to work inside.
Last edited by BlackBird84; Feb 16, 2009 at 03:53 PM.
Supreme Member
iTrader: (3)
Joined: Jul 2004
Posts: 2,989
Likes: 9
Car: '91 Z28 convertible
Engine: TPI
Transmission: T5
Axle/Gears: 3.27 posi disc
Re: water temp guage hook up?
That's the temperature switch for the fans, NOT the gauge.
The gauge sensor is in the driver side head, between the first two spark plugs. Same spot in the head, but different head.
You can troubleshoot the gauge by disconnecting the green wire and verifying that the gauge reads full cold, then shorting the wire to ground and verifying that the gauge reads full hot.
Hope this helps.
Lou
The gauge sensor is in the driver side head, between the first two spark plugs. Same spot in the head, but different head.
You can troubleshoot the gauge by disconnecting the green wire and verifying that the gauge reads full cold, then shorting the wire to ground and verifying that the gauge reads full hot.
Hope this helps.
Lou
Member
iTrader: (1)
Joined: Feb 2007
Posts: 222
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From: Toronto
Car: 84 Z28
Engine: 350
Transmission: 700R4
Re: water temp guage hook up?
That's the temperature switch for the fans, NOT the gauge.
The gauge sensor is in the driver side head, between the first two spark plugs. Same spot in the head, but different head.
You can troubleshoot the gauge by disconnecting the green wire and verifying that the gauge reads full cold, then shorting the wire to ground and verifying that the gauge reads full hot.
Hope this helps.
Lou
The gauge sensor is in the driver side head, between the first two spark plugs. Same spot in the head, but different head.
You can troubleshoot the gauge by disconnecting the green wire and verifying that the gauge reads full cold, then shorting the wire to ground and verifying that the gauge reads full hot.
Hope this helps.
Lou
Supreme Member
iTrader: (3)
Joined: Jul 2004
Posts: 2,989
Likes: 9
Car: '91 Z28 convertible
Engine: TPI
Transmission: T5
Axle/Gears: 3.27 posi disc
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