18-061-26 REV. A

SA Market Only - Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs):
• **P0088-00 - Fuel Rail Pressure Too High - Bank 1.**
• P0263-00 - Cylinder 1 Contribution/Balance.
• P0266-00 - Cylinder 2 Contribution/Balance.
• P0269-00 - Cylinder 3 Contribution/Balance.
• P0272-00 - Cylinder 4 Contribution/Balance.
• P0275-00 - Cylinder 5 Contribution/Balance.
• P0278-00 - Cylinder 6 Contribution/Balance. Customers may also comment one or more of the following:
• The engine runs rough and exhibits stumbling and shaking.
• Loss of power. NOTE: The perceived loss of power is due to an insufficient injector/torque response. This bulletin involves inspecting and possibly reprogramming the PCM with the latest available software.