1806923

Flash: Powertrain Control Module (PCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following Diagnostic Trouble Code (DTC) has been set: ? P219A - Bank 1 Air-Fuel Ratio Imbalance. **The customer may also experience the following: ? A/C auto stops in 4WD Terrain and Traction Modes.** This bulletin involves reprogramming the PCM with the latest available software.