C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine
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Old May 24, 2004 | 09:38 PM
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Default Temperature question

At what temperature will the red warning temp light come on on an 86?
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Old May 24, 2004 | 10:12 PM
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Default Re: Temperature question (ir0nmaiden420)

Not sure on a 86 but it should be around 250-260 degrees FARENHEIT:p: ..260 is a full overheat for stock 90 L98..your light may come on sooner like 245 or so.


[Modified by skateparkdave, 10:51 PM 5/24/2004]
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Old May 24, 2004 | 10:57 PM
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Default Re: Temperature question (ir0nmaiden420)

There is no red warning temperature light! The owners manual says to shut the engine off at 260F and let it cool down.
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Old May 24, 2004 | 11:06 PM
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Default Re: Temperature question (skateparkdave)



Not sure on a 86 but it should be around 250-260 degrees celsius..260 is a full overheat for stock 90 L98..your light may come on sooner like 245 or so.
Since 245C is 473F, I hope your light come on well before that. :lol:
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Old May 24, 2004 | 11:31 PM
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Default Re: Temperature question (xs650)

:lolg: UHH I MEANT 260F...I'm an idiot..yeah that'd be a hot *****!! :D
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Old May 25, 2004 | 01:58 AM
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Default Re: Temperature question (skateparkdave)

For the 86, three telltales are incorporated into the Driver's Information Center to serve as a warning signal if an out of normal range condition occurs on any of the following five functions: Oil Pressure, Oil Temperature, Coolant Temperature, System Voltage and Fuel Level.

There are three warning lights, one for fuel, one for oil pressure/temperature and one for coolant temp/system voltage. If the oil pressure/temp or coolant temp/system voltage goes out of range, the DIC will automatically switch to display the one that is out of range (even if it's not currently being displayed) and maximum display brightness will occur.

As far as the actual coolant temp that will trigger the warning light, I believe it's 265 F, but I'll have to look it up to be certain. Or I could just drain my radiator, fire her up and wait until the light comes on - Naw, Bad Idea.

Jake
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Old May 25, 2004 | 11:25 AM
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Default Re: Temperature question (ir0nmaiden420)

on my 88 the red light comes on at 260 f,i have seen it once ,scared th heck outta me
john :shocked:


[Modified by BLUE BETTY, 10:27 AM 5/25/2004]
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Old May 25, 2004 | 01:56 PM
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Default Re: Temperature question (BLUE BETTY)

Ive never seen mine come on, and Ive had it way up there on autox days.
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Old May 25, 2004 | 04:07 PM
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Default Re: Temperature question (vader86)

I've seen my oil pressure telltale come on; new oil filter was defective.

I've seen my low fuel level light from time to time too.

I've also seen my system voltage telltale when my alternator failed a couple of years ago, but I've never had the coolant temp high enough for that one to come on.

Three out of five ain't bad though, right?

Jake
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Old May 26, 2004 | 02:59 PM
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Default Re: Temperature question (ir0nmaiden420)

Hi,

just looked in my 86 handbook - says indicator comes on if coolant above 255 F.

:seeya

Dom
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