Hold light flashing

2009 CHEVROLET AVEO
62,129 MILES • 2WD • AUTOMATIC
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KEKESUE
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  • 1 POST
The hold button flashing and temperature gauge not working. This all happened at the same time.
Aug 5, 2019 at 2:04 PM
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STRAILER
  • CERTIFIED EXPERT
  • 53,854 POSTS
It sounds like the coolant sensor has shorted out. To be sure lets run the codes to see what it pulls up. here is a guide to help:

https://www.2carpros.com/articles/checking-a-service-engine-soon-or-check-engine-light-on-or-flashing

Please run down this guide and report back.


Aug 6, 2019 at 2:44 PM