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Service bulletins for the 2019 Jeep Grand Cherokee

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

515 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Only bulletins with component: Transmission and driveline are shown. Show all

Bulletins, newest first
21-047-192020-01-21. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. The customer may describe the following: A harsh shift on coast down 3-2 or 2-1.
18-044-19 REV. B2020-01-21. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. 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) have been set: P06EF - Engine Restart Performance.After an Engine Stop/Start (ESS) event, the vehicle may exhibit a delay in cranking with an active P06EF. P0111 - Intake Air Temperature Sensor 1 Performance. Customer or technician may also experience the following:Unable to read data information from the OBDII connector when using a generic scan tool(APAC only).
18-057-19 REV. B2019-12-02. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code (DTC) has been set: P0456 - EVAP System Small Leak. Customer or technician may also experience the following:Unable to read data information from the OBDII connector when using a generic scan tool.(APAC only).
18-004-19 REV. B2019-12-02. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). Flash: Powertrain Control Module (PCM) Updates - AN-K8-18-20191009 Refer to China Joint Venture (JV) released document AN-K8-18-20191009, for details on this service action.
18-018-19 REV. A2019-12-02. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience the following condition:Actual fuel economy reporting may not match the Instrument Panel Cluster (IPC). Other software enhancements:Calibration update to address EVAP system emissions monitor readiness status accuracy(WK vehicles only).
90041502019-12-02. Service bulletin. FUEL SYSTEM, GASOLINE; POWER TRAIN. SEAL, Input If looking to replace stubshaft due to ATX fluid leaking, do not replace PTU seals. None of the seals from the PTU side will need to be replaced whenever the ATX stubshaft is replaced, even though V-seal (68408748A$) is in direct contact with the stubshaft, it will not avoid grease/oil leakage from transmission side. PTU V-seals are intended to act as a dust cover for stubshaft - PTU input shaft spline interface. PTU Input shaft seal (68408749A$) is intended to hold PTU oil and debris ingress; it should be replaced only if the fluid leakage is confirmed to be PTU oil and not ATX trans. fluid.
18-004-19 REV. A2019-10-28. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. Flash: Powertrain Control Module (PCM) Updates - AN-K8-18-20190515 Refer to China Joint Venture (JV) released document AN-K8-18-20190515, for details on this service action.
18-044-192019-07-15. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one of the following Diagnostic Trouble Codes (DTCs) have been set:P06EF - Engine Restart Performance.After an Engine Stop/Start (ESS) event, the vehicle may exhibit a delay in cranking with an active P06EF. P0111 - Intake Air Temperature Sensor 1 Performance.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.