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Stock fans on an LS1 F-body...what temp do they come on?

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Old 03-22-2003, 04:41 PM
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Default Stock fans on an LS1 F-body...what temp do they come on?

I'm curious about when the stock fans in my 99 LS1 F-body should come on. Anyone know?

Mine look like they're coming on at about 215-220, according to the crummy factory gauge. Does this sound about right?

Stock programming, btw.

Thanks
Old 03-22-2003, 05:56 PM
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Cal
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Default Re: Stock fans on an LS1 F-body...what temp do they come on?

Yeah, that's pretty close. I reprogrammed mine to come on at 170.
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Old 03-23-2003, 10:03 PM
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Cal
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Default Re: Stock fans on an LS1 F-body...what temp do they come on?

For those doing the 160 thermo mod, see this link:
https://ls1tech.com/ubb/ultimatebb.p...;f=23;t=004421
Old 03-24-2003, 12:45 AM
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Default Re: Stock fans on an LS1 F-body...what temp do they come on?

Camaro/Firebird/Corvette Stock Cooling Fan Temperatures:

Fan 1 on/off at: 227°F/218F°
Fan 2 on/off at: 235°F/228F°

If you change your thermostate you can use the following guides

- OPTIMIZED FOR stock 195° Thermostat

Camaro/Firebird/Corvette
Fan 1 on/off at: 209°F/200°F
Fan 2 on/off at: 219°F/210°F

- OPTIMIZED FOR 180° Hypertech PowerStat

Camaro/Firebird/Corvette
Fan 1 on/off at: 194°F/185°F
Fan 2 on/off at: 204°F/195°F

- OPTIMIZED FOR 160° Hypertech PowerStat

Camaro/Firebird/Corvette
Fan 1 on/off at: 184°F/175°F
Fan 2 on/off at: 194°F/185°F

<small>[ March 23, 2003, 12:46 PM: Message edited by: Lady Redhawk ]</small>
Old 03-24-2003, 02:29 AM
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Default Re: Stock fans on an LS1 F-body...what temp do they come on?

I got the SLP Fan Switch and I keep the temp about 180-190.
Old 03-24-2003, 11:00 AM
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Default Re: Stock fans on an LS1 F-body...what temp do they come on?

</font><blockquote><font size="1" face="Verdana, Helvetica, sans-serif">quote:</font><hr /><font size="2" face="Verdana, Helvetica, sans-serif">Originally posted by Cal:
<strong> For those doing the 160 thermo mod, see this link:
https://ls1tech.com/ubb/ultimatebb.p...;f=23;t=004421 </strong></font><hr /></blockquote><font size="2" face="Verdana, Helvetica, sans-serif">Thats a good point, but the stock program for at least the 2001s has you go to closed loop at 142 degrees so that shouldn't ever come into play with 160 degree thermostate.

<small>[ March 24, 2003, 11:02 AM: Message edited by: Lady Redhawk ]</small>



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