How to reset service engine light on a 2003 Pontiac Bonneville

Asked by Aug 10, 2014 at 08:46 AM about the 2003 Pontiac Bonneville SE

Question type: Maintenance & Repair

1 Answer

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If you have fixed the problem they will reset themselves in 10 to 12 start ups or you could remove the ECM fuses for about 30 seconds before putting them back in. Make sure you get them all.

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