NEED HELP RAN OUT OF SOLUTIONS...

  • Tiny
  • Need2ask
  • 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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Monday, October 3rd, 2011 AT 2:01 AM

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  • Tiny
  • fixitmr
  • Member

Try compression test/vacuum test

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Monday, October 3rd, 2011 AT 3:33 AM

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