Yeah I cleaned the terminals and the battery checked ok, I dont know about the alternator being corroded I will check that today, but will the tensioner pull cause this also, the alt guy said my old belt was slipping and this is what caused it so I dont know.

1995 Suburban two tone black and silver paint full black and white leopard interior 20" spoke wheels bagged fbss runnin nitrogen 2 kicker comp vr 12 1996 Contour Vtech ATX 1998.5 Silver Frost SEVT RIP(5-18-03)