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Cooling

Tiny
MR.00BIG
  • MEMBER
  • 1984 CHEVROLET CORVETTE
  • 5.7L
  • V8
  • 2WD
  • AUTOMATIC
  • 150,451 MILES
Cut the car on it reads low coolant. After it warms up the numbers appear and start going up fast until the red light comes on, but the car does not overheat and fan comes on. Shot it with portable temperature gauge engine reads 186 but dash says 293.
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Monday, January 22nd, 2018 AT 10:01 AM

1 Reply

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 48,363 POSTS
Hello,

It sounds like you have an engine coolant temperature sensor that is out and needs replacement.

Here is a guide to help you see what you are in for when doing the job:

https://www.2carpros.com/articles/coolant-temperature-sensor-cts-replacement

Below is where is it on your car.

Please let us know what you find. We are interested to see what it is.

Cheers, Ken
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Tuesday, January 23rd, 2018 AT 10:51 AM

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