Flash: Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain...

Bulletin number

18-093-16 REV. A

Component

Power train: automatic transmission: control module (TCM/PCM/tecm)

Summary

Flash: Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. The customer may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find, one or more of the following DTCs set in the PCM memory: P0116 - Coolant Temperature Sensor Performance. P0335 - Crankshaft Position Sensor Circuit. P2610 - PCM Internal Engine Off Timer Performance. U1424 - Implausible Engine Torque Signal Received. P1239 - Engine Oil Temperature Too Low, set in cold ambient temperatures. P0298 - Engine Oil Temperature Too High, set in cold ambient temperatures. P0300 - Multiple Cylinder Misfire, may set at a 1-2 upshift above 6000 RPM.In addition, some customers may experience one or more of the following conditions: Possible rough idle when engaging Drive while in 4 LOW after a cold start. Corrected a generic scan tool display issue regarding Mode 6 data accuracy.

Owners of these vehicles have filed 1,472 complaints in the transmission category.