CHANGED,SPARK PLUGS AND WIREA

  • Tiny
  • Dpuckett
  • 1996 Pontiac Bonneville
  • 6 CYL
  • FWD
  • automatic
  • 104,300 miles

Changed spark plugs and wires running very rough in 96 bonneville

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have the same problem?
Yes
No
Wednesday, February 9th, 2011 AT 4:08 PM

3 Replies

  • Tiny
  • Docfixit
  • Expert
  • 18,993 posts

Check firing order and that wire is seated on plug

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Wednesday, February 9th, 2011 AT 6:13 PM
  • Tiny
  • Dpuckett
  • Member

Firing orders correct could it be a cracked spark plug

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Wednesday, February 9th, 2011 AT 10:37 PM
  • Tiny
  • Docfixit
  • Expert
  • 18,993 posts

Yes if over torqued or gap is off

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Thursday, February 10th, 2011 AT 6:05 PM

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