Cooling

1984 CHEVROLET CORVETTE
150,451 MILES • 5.7L • V8 • 2WD • AUTOMATIC
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MR.00BIG
  • MEMBER
  • 1 POST
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.
Jan 22, 2018 at 2:01 AM
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STRAILER
  • ✓Experienced Mechanic
  • 55,562 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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Jan 23, 2018 at 2:51 AM
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