Have you tried a cheap copper plug, and not the platinums?
I know my old Sable didn't like Bosch Platinums. Maybe try some straight from Ford. They're only about $2 a piece, if I remember correctly.
Ryan
I know my old Sable didn't like Bosch Platinums. Maybe try some straight from Ford. They're only about $2 a piece, if I remember correctly.
Ryan