1994 Buick Lesabre spark plugs troubleshooting

1994 BUICK LESABRE
93,000 MILES • 6 CYL • FWD • AUTOMATIC
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GOMEZ1976
  • MEMBER
  • 1 POST
changed spark plugs and wires, car is now running very rough. checked to make sure new wires are all the way on; that's not the problem. What's next?
Jul 18, 2008 at 11:11 AM
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MERLIN2021
  • ✓Experienced Mechanic
  • 17,250 POSTS
Seems if it ran OK before the work, you crossed a few wires, or did not gap the plugs? Or you may have left one or wo plugs looose?
Jul 18, 2008 at 11:25 AM
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