Service bulletin 1805616

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
Type	Service bulletin
NHTSA id	10228114
Published by NHTSA	2022-12-19
Manufacturer's number	1805616
Manufacturer's date	2016-05-07
NHTSA component	ELECTRICAL SYSTEM; POWER TRAIN; ENGINE AND ENGINE COOLING

NHTSA's summary

Flash: Powertrain Diagnostic and System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. The following powertrain system improvements/enhancements are included in this software release. These symptoms are broken down by vehicle: 2015 WK 3.0L engine (Sales Code EHD) · ** P0456 - EVAP System Small Leak.** · Enhancements to remote engine start. 2015 WK 5.7L engine (Sales Code EZH) · ** P0456 - EVAP System Small Leak.** · U0140-00 - Lost Communication with Body Control Module (BCM). · Enhancements to improve a slight lag or hesitation during Multi Displacement System (MDS) mode transitions. · Enhancements to improve a slight drop in engine RPM when the vehicle is shifted to reverse or drive within 3 seconds of a cold start. 2014 WD 5.7L engine (Sales Code EZH) · Enhancements to improve a slight drop in engine RPM when the vehicle is shifted to reverse or drive within 3 seconds of a cold start. 2015 WD 5.7L engine (Sales Code EZH) · ** P0456 - EVAP System Small Leak.** · Enhancements to remote engine start.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Engine, Transmission and driveline

Trouble codes named

P0456, U0140

Vehicles listed
DODGE DURANGO	2014, 2015
JEEP GRAND CHEROKEE	2015

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
2023338	2023-06-08. Engine
23V411000	2023-06-08. ENGINE AND ENGINE COOLING
2020544	2020-11-12. Engine
20V699000	2020-11-12. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)
2020371	2020-08-13. Engine
20V475000	2020-08-13. ENGINE AND ENGINE COOLING:ENGINE:DIESEL
2018269	2018-05-17. Engine
18V332000	2018-05-17. ELECTRICAL SYSTEM:SOFTWARE; VEHICLE SPEED CONTROL:CRUISE CONTROL; ELECTRICAL SYSTEM:WIRING
2017574	2017-11-22. Electrical
17V741000	2017-11-21. ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
S1623000028 Rev. K	2026-06-18. Service bulletin. Outside Power Fold Rearview Mirror Noise Or Loose At Pivot. Mirror Contacts Door Window Glass In The Folded Position.
S1623000028 REV.I	2026-06-03. Service bulletin. Outside Power Fold Rearview Mirror Noise Or Loose At Pivot. Mirror Contacts Door Window Glass In The Folded Position.
112191	2026-05-28. Service bulletin. COOLER - ENGINE OIL
112192	2026-05-28. Service bulletin. COOLER - ENGINE OIL
S2623000023	2026-04-15. Service bulletin. Power Liftgate Inoperative.
S2223000022 REV.E	2026-04-10. Service bulletin. Power Liftgate Inoperative Or Intermittently Will Not Open Or Close.
S2608000015	2026-03-25. Service bulletin. Memory Seat Does Not Work There Is No Response from The Seat While Pressing the Memory Seat Profiles from the Switch Diagnostic Trouble Code (DTC) B1D9B-54- Seat Horizontal Front Stop Not Learned-Missing Calibration
18-044-26	2026-03-25. Service bulletin. Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P0111-00 - Intake Air Temperature Sensor 1 Circuit Range Performance Bank 1. (In Active or Stored status) ● P0071-00 - Ambient Air Temperature Sensor Performance. (In Active or Stored status) ● P0072-00 - Ambient Air Temperature Sensor Circuit "A" Low. (In Active or Stored status) ● P0073-00 - Ambient Air Temperature Sensor Circuit "A" High. (In Active or Stored status) ● P0011-00 - Bank 1 Camshaft 1 Position Timing Over Advanced Or. (In Active or Stored status) ● P25E4-00 - B Camshaft Position - Unable To Achieve Locked Position Bank 1. (In Active or Stored status) ● P05BD-00 - Stop-Start Mode Switch Range/Performance. (In Active or Stored status) ● P0116-00 - Engine Coolant Temperature Sensor 1 Performance. (In Active or Stored status) ● P062B-00 - Internal Control Module Fuel Injector Control Performance. (In Active or Stored status) ● P0604-00 - Internal Control Module Random Access Memory Ram Error. (In Active or Stored status) ● P060C-00 - Internal Control Module Main Processor Performance. (In Active or Stored status) ● P018B-00 - Fuel Pressure Sensor "B" Circuit Range/performance. (In Active or Stored status) ● P1CEA-00 - Boost Side EVAP Purge System Performance. (In Active or Stored status) ● P06DD-00 - Engine Oil Pressure Control Circuit Performance/Stuck Off. (In Active or Stored status) ● P00C6-00 - Fuel Rail Pressure Too Low - Engine Cranking. (In Active or Stored status) ● P0300-00 - Multiple Cylinder Misfire. (In Active or Stored status) Customers may also experience one or more of the following: ● Oil Level High Warning in the Instrument Panel Cluster (IPC). ● Fully Autonomous Parking Assist (FAPA) is not deactivated when accelerator pedal is pressed. ● Vehicle is not heating up fast enough at freezi
S2621000003 REV.A	2026-03-18. Service bulletin. The vehicle will exhibit a service transmission/check engine warning indicator for the following transmission models: 845RE, 8HP45, 850RE, 8HP50, 8HP70, 8HP75, 8HP75-PHEV, 8HP75-LCV, 8HP90, 8HP95. Transmissions may exhibit the following diagnostic codes: P07E4, P1DB2, P0716, P1B14, P0733, P1D90, P1DB7, P1B13.
S2608000010	2026-03-13. Service bulletin. Active Diagnostic Trouble Code (DTC) B1A10-00, B1A11-00, B1A12- 00, B1A13-00-, B1A14-00, B1A15-00, B1A16-00, and B1A17-00 in The Radio Frequency Hub (RFH)