18-021-25

"Flash: Powertrain Control Module (PCM) Updates Customers may comment on one or more of the following:
• Malfunction Indicator Lamp (MIL) or check engine light illuminated.
• Cruise control drops out/cancels on its own.
• Engine stumble, runs rough, or a slight lack of power. The following software enhancements are also available:
• Reduce the occurrence of false faults DTCs P0300 and P0315.
• DTC P1451 retune to reduce false faults.
• Improvements to allow DTC P2509 faults to be cleared with wiTECH.
• Adaptive Cruise Control (ACC) software fix to prevent cruise control dropouts.
• Engine stumble fix for improved drivability
• Engine stall detection allowing DTC P032F to clear after a power cycle.
• Allow multiple PROXI rewrites.
• Enable cold reprime (DTC P208B improvement). This bulletin involves reprogramming the Engine Control Module (ECM/PCM) with the latest available software"