18-046-14

Flash: MIL Illumination P219A-Air Fuel Ratio Cylinder Imbalance Bank 1 This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the Technician may find that Diagnostic Trouble Code P219A-Air-Fuel Ratio Cylinder Imbalance Bank 1 has been set in the PCM.