Jul 302015
 

Temperature Gauge not working. I have tested the gauge to see if it would “ping” out all the way when I ground it to the block. It did, so that should mean the gauge is functioning properly. I have also replaced the Temperature sensor switch with 3 separate ones but still the gauge is not working

  One Response to “1978 GMC K-1500 4wd”

  1. Check the wiring and connections in between with a continuity tester.

    How to use a multi-meter

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