Sounds like a sending unit. Bad connections will read full or empty on a fuel gauge. I suppose you could have a stuck gauge. To test the gauge, disconnect the sending unit and the gauge will show full or empty (I never remember which). Then ground the gauge wire and you should see opposite.
TANDEM AXLE PACKAGE DEAL
ONE PACKAGE AVAILABLE AT THIS PRICE
5 14X5.5 T06 WHEELS W/GUNMETAL INLAY
5 ST215/75R14 KENDA LOADSTAR KR03 RADIALS
STAINLESS CENTER CAPS, LIFETIME CHROME LUGS
MOUNTED, BALANCED & READY TO INSTALL
PM or email me for tire, wheel or package pricing.
CARBURETOR REBUILDING - $125 + PARTS
LED lights, Chrome & Powder Coated Lugs