18-049-25 REV. A

Flash: Powertrain Control Module (PCM) Updates ustomers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs):
• P08A6 - Gear Lever Position Sensor System - Multiple Sensor Correlation.
• P1129 - Closed Loop Fueling Not Achieved - Bank 2 Upstream.
• P0158 - O2 Sensor 2/2 Circuit High.
• P0152 - O2 Sensor 2/1 Circuit High.
• P2504 - Charging System Output High.
• P0563 - Battery/System Voltage High. Customers may also experience one or more of the following:
• **Vehicle goes in limp mode within 1.6 km (1 mi) of driving while in 4LO, DTC P08A6 active and "Clutch Too Hot" message followed by "Service Transmission” message in the Instrument Panel Cluster (IPC).**
• The engine runs rough This bulletin involves reprogramming the PCM with the latest available software.