i have a 95 ls teg im gitting no spark switch out coil and all coils are good so i grounded the coil and got spark out of it inspected cap fine on the inside but on the outside #1 is all burned up not to where it melted just a little carbon around it and all others look ok wires are good spark plugs r good they are new cap + rotor but dont know if cap went bad any suggestions oplease let me know