Mechanics

NEED HELP RAN OUT OF SOLUTIONS...

1999 Buick Regal • 150,000 miles

.I have a 1999 buick regal supercharge 3800 and it has a misfire in cylinder 4. I replaced coil pak, new wires and spark plugs. What can I do to correct the problem with misfire?
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Need2ask
October 3, 2011.




Try compression test/vacuum test

Tiny
Fixitmr
Oct 3, 2011.


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