How do you fix stuck gas gauge on 93 infinity g20?

To fix a stuck gas gauge on a 1993 Infiniti G20, start by checking the fuel sender unit, which is located in the fuel tank. Inspect the wiring and connections for any damage or corrosion, as these can affect the gauge's functionality. If the wiring looks good, you may need to replace the fuel sender unit itself. Additionally, ensure that the gauge cluster is functioning correctly by checking the fuse and connections to the gauge.