November 7, 2015 Service bulletin

Flash: 2.4L Powertrain Diagnostic And System Improvements

Jeep technical service bulletin 18-084-15 for 2016 Jeep Cherokee.

Bulletin number: 18-084-15
Component: Electrical system: software
Summary: Flash: 2.4L Powertrain Diagnostic And System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the Technician may find one or more of the following Diagnostic Trouble Codes (DTCs): ? B104D - Blend Door Control Circuit Low. ? P0133 - Wide Range O2 Slow Response. ? U0402 - Implausible Data Received From TCM. ? U1424 - Implausible Engine Torque Signal Received. In addition, some customers may experience the following: ? A Transmission Tip-In Bump (when accelerating out of 4th gear).

Owners of these vehicles have filed 298 complaints in the electrical category.

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