One problem related to ignition module has been reported for the 2004 Buick Regal. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2004 Buick Regal based on all problems reported for the 2004 Regal.
The contact owns a 2004 Buick Regal. The contact stated that the ignition module failed, causing the vehicle to stall sporadically and without warning. The contact would shift from park to neutral before attempting to restart the vehicle. Additionally, the instrument panel lights would flicker independently. The vehicle was taken to an independent mechanic, who was unable to diagnose the problem. The failure later recurred and the vehicle was towed to an authorized dealer where the ignition switch was repaired but to no avail. The dealer then stated that the ignition cylinder. Would need replacing however, the part was not available to complete the repair. The manufacturer was notified of the failure. The approximate failure mileage was 97650.