Factory Temp Guage not working.

green440duster said

Just tried running ground to the lead on the sensor and guage does not move??? It shoud have peaked right??

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Yes it should. If you have a volt meter you can check that wire for pulsating 2.5 to 3.5 volts through the gauge also. If there is no current either the gauge is loose from the circuit board or its fryed inside.