fuel gauge

[danwheeler660]

my fuel gauge reads past full all the time.I was told it had a bad ground.How do i find this?How would i fix i?It is on my 1990 bronco thanks for any help Dan

[old school truck dude]

Sounds more like the wire that goes to your sending unit in the tank is shorted out to ground. I would trace the wire from the tank, it mite have a bare spot in it and be touching the frame.

[danwheeler660]

i fixed the fuel gage today.It turned out to be a broken wire were they spiced in to make the harness longer there were 5 wires that i had to fix..