Have a 2000 Seville sts 4.6 keep getting misfire cyl 7 code any sugesstions thanks

10

Asked by Apr 26, 2013 at 09:06 AM

Question type: Maintenance & Repair

3 Answers

26,355

My suggestion would be to figure out why it is misfiring. Plugs wires or coils? Does it do it all the time? Is the motor making any unusual noise?

86,815

Ditto but when did you have the injectors cleaned?

93,675

Swap the spark plug with another cylinder to see if the misfire moves.

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