SI B12 41 15 November 2015 Engine Electrical Systems Technical Service This Service Information bulletin supersedes SI B12 41 15 dated November 2015. A Delivery Stop has been issued on certain G12 vehicles produced from July 1, 2015 to November 2015. On the above mentioned vehicles, a highly unlikely combination of several unfavorable engine operating conditions may not set the required On Board Diagnostics (OBD) code. This action will prevent this situation from ever occurring.
