Flash: Transmission Diagnostic and Shift Enhancements
This bulletin involves reprogramming the Transmission Control Module (TCM) with the latest available software.
Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following DTCs have been set:P0810-00 - Clutch Position Control Error - (Sales Codes EHK).
P0887-00 - TCM Power Control Circuit High.
U1424-00 - Implausible Engine Torque Signal Received.
P1DCD-00 - TCM Monitoring Processor Performance Multiple Clutches Locked Up.
Some customers may experience the following conditions:During a limp mode condition, the transmission remains in a fixed gear.
5-4 downshift hesitation.
A longer than normal delay during a shift from reverse to drive selection.
In addition the following enhancements are included:Calibration update for Engine Stop Start (ESS) to allow the engine to remain running during a brief stop.
2-1 and 3-2 coast down tip-in.
