Temperature Gauge ALWAYS on OVERHEATING: Bad Sensor or Gauge? | Chevy

Tutorial on how to troubleshoot the temperature gauge on a Chevrolet OBS (C1500 / k1500 ) truck. This might be a common problem within the trucks of this year and understanding whether it is your sensor or the cluster is important to know what to fix.
please leave a comment down below to let us know if there is anything else that would be helpful regarding this troubleshooting.
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[@23Markanthony]

What am I missing? I’m also having the same issue but you putting power to the sending unit doesn’t mean the temp sensor switch isn’t still broken. It moving when you give it power shows me the gauge works it’s likely just a sensor right? This confused the hell out of me.

[@Olufunt]

Bos bos bonuos

[@biggirlsgarage8331]

Nice