Heater core

2005 CHEVROLET EQUINOX
200,000 MILES • 3.4L • 4WD • AUTOMATIC
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KT1988
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  • 1 POST
How do you know if heater core is not working?
Mar 16, 2019 at 4:11 AM
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ASEMASTER6371
  • CERTIFIED EXPERT
  • 52,796 POSTS
Good morning,

You need to feel the temperature of the hoses under the hood going into the car.

They should be hot to the touch. One will be very hot and the other will be slightly cooler.

Can I assume you have no heat?

https://www.2carpros.com/articles/car-heater-not-working

Roy
Mar 16, 2019 at 5:10 AM