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stock fan temp settings

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Old Jun 3, 2021 | 11:33 PM
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Default stock fan temp settings

what temperature is the stock fan set up at and is it a single fan or both fans come on? My friend said only one comes on unless using ac. 1999 corvette
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Old Jun 4, 2021 | 12:02 AM
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Both fans come on when the car reaches:
The low speed cooling fans are commanded on when the coolant temperature reaches 108°C (226°F). They are turned off if the coolant temperature lowers to 104°C (219°F). The high speed cooling fans are commanded on when the coolant temperature reaches 113°C (235°F). They are turned off if the coolant temperature lowers to 108°C (226°F). When the A/C is on and the coolant temperature reaches 85°C (185°F), the low speed cooling fans will be turned on at vehicle speeds less than 56 kPh (35 mph).

For early model years:97-00
Low speed fans come on at 219,high speed fans come on at 228,low speed with a/c on...
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Old Jun 4, 2021 | 12:29 AM
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great so the car shall get to 220 degrees? may i ask will the car ever run on one fan or is it dual fan?
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Old Jun 4, 2021 | 01:02 AM
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Both fans come on at low speed and high speed.
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Old Jun 4, 2021 | 11:19 PM
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great thanks guys got the car running again with both fans everythings fine. I had just got the car and one fan was missing a nut laying in the shroud. I had extra fan set from ls1 z28.
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Old Jun 5, 2021 | 10:32 AM
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Originally Posted by Justin Raney
great thanks guys got the car running again with both fans everythings fine. I had just got the car and one fan was missing a nut laying in the shroud. I had extra fan set from ls1 z28.
Missing the nut that holds the fan ? Im not understanding.
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Old Jun 5, 2021 | 01:24 PM
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Originally Posted by helga203
Missing the nut that holds the fan ? Im not understanding.
i bought a car about a month ago with an exhaust leak on the way home noticed it would get a a little hotter on the highway and cool off at stops and noticed it didnt have an air dam. When i got the car home replaced the radiator support and headers to fix the main issues? seen one nut missing on the fans and one blade off.
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