Temperature gauge is not working

This means your engine can be overheating or ther engine coolant temperature sensor is not working correctly. Here are two guides to help us fix the problem.

https://www.2carpros.com/articles/engine-overheating-or-running-hot

and this guide will walk you through the coolant sensor repair.

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

Please run down these guides and report back.

Thank you I found out the water pump was leaking had to get a new one for $145.00 all fixed! I love this site.

Glad to help

So Ramirosr1 what did the computer tell you what was going on with your 2009 Chevy Express?

I have the same problem with my 2009 Chevy Express the coolant sensor has bad BTW.