What to do if your fuel gauge is not working?
What to do if your fuel gauge is not working? Just turn the key to the on position while holding down the odometer reset button. Keep holding down the button until it says "chec" in the odometer then let go. The instrument lights will flash and all the gauges should move to 1/4, 1/2, 3/4 and full. If the gauge moves then like you I'd guess it's on the wiring someplace Yep gauge works.. great. What causes a bad gas gauge on a Chevy truck? A poor ground or loose connection to a gas gauge is just as likely to...