hi i have a 17 ft boat i just purchased the fuel guage does not work wondering if it is wired correctly.they have a ground from the tank to the battery and then to a switch on the dash and the positive from the tank to the battery and then to the guage on the dash.theres power at the guage cause the light works but the ground gets really hot..dont know much about wiring ...so hope someone can simplfy this for me ..thanks
