changed,spark plugs and wirea

1996 PONTIAC BONNEVILLE
104,300 MILES • 6 CYL • FWD • AUTOMATIC
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DPUCKETT
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  • 2 POSTS
Changed spark plugs and wires running very rough in 96 bonneville

Feb 9, 2011 at 4:08 PM
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DOCFIXIT
  • ✓ASE Certified Mechanic
  • 18,828 POSTS
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Check firing order and that wire is seated on plug
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Feb 9, 2011 at 6:13 PM
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DPUCKETT
  • MEMBER
  • 2 POSTS
Firing orders correct could it be a cracked spark plug
Feb 9, 2011 at 10:37 PM
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DOCFIXIT
  • ✓ASE Certified Mechanic
  • 18,828 POSTS
  • ASE Certified Mechanic
Yes if over torqued or gap is off
Feb 10, 2011 at 6:05 PM
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