Electrical System Related Problems of the 2012 Buick Regal

Table 1 shows six common electrical system related problems of the 2012 Buick Regal. The number one most common problem is related to the electrical system (twelve problems). The second most common problem is related to the instrument cluster/panel (one problem).

Table 1. Electrical System related problems of Buick Regal


Recently reported Electrical System problems of the 2012 Buick Regal

The Electrical System problem

There is a water seal leak around the driver side headlight. I have photos showing proof of standing water. It has now caused the headlight, left turn signal, and drivers side brake light to fail. My passenger side headlight is doing the same. I have no headlights, no driverside lights period.   Read details...

The Instrument Cluster/panel problem

The contact owns a 2012 Buick Regal. The contact stated that while driving at various speeds, the instrument panel went blank, and the turn signals failed to operate as needed. The contact stated that vehicle briefly lost motive power but independently restarted while making turning in either   Read details...

The Car Will Not Start problem

The contact owns a 2012 Buick Regal. Contact stated that the brake lights and headlights stopped working. The vehicle was taken to the dealer and repaired. No further information was available. The contact also indicated that after shutting the vehicle off, the engine would not restart.   Read details...


Electrical System related problems in other Buick Regal model year vehicles:



Regal Service Bulletins
Regal Safety Recalls
Regal Defect Investigations