The Great Melmac is most likely correct, again. I should have given the answer so the question would have been correct
Tom,
I always had a whine in back when the ignition was in the on position. Hmmm, could the frequency valve for the lambda system be bad? I need to find out how to test that!
Yep, we had/have the same symptoms. What did you replace your PermaTune with?
I do not have an inductive light, but might be able to borrow one.
__________________
David
'83 SC Targa (sold

) MANLY babyblue honda '00 F250 7.3L (MINE!)
'15 F250 Gas (Her Baby) '95 993 (sold

)
I don't take scalps. I'm civilized like white man now, I shoot man in back.