Mike Lann

I am in need of some Help, as said 1982 olds delta88 royale brougham diesel fuel gauge stopped working hers what I have done new sending unit in tank check fuses all good pink wire going to tank lites up with key is turned on new fuel gauge in dash still not reading right all is left is printed circuit or some type of relay maybe I would buy a circuit but no luck so far any help please guide me