i have a 98 gmc jimmy 4x4 i just picked up for my daily the problem i am having is the gas gauge is not reading at all it will remain on empty all the time with the low fuel light on i have no fuses blown and the sending unit is brand new i all so replaced the gauge cluster still have nothing i also have no temp gauge and the battery light stays on alternator light stays on even tho its putting out 14.2v with no ripple before i go into searching wires i thought i would ask on here any help would be appreciated thank you