# Service bulletin 114737

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.

- Type: Service bulletin
- NHTSA id: 11037593
- Published by NHTSA: 2026\-09\-30
- Manufacturer's number: 114737
- Manufacturer's date: 2026\-09\-24
- NHTSA component: POWER TRAIN

## NHTSA's summary

TRANSMISSION KIT \- WITH TORQUE CONVERTER

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11037593-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11037593-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Transmission and driveline

## Vehicles listed

- 2018 to 2026 DODGE DURANGO

## Recalls for the same vehicles and component

- [23V640000](/recalls/nhtsa/23V640000.md), 2023-09-18: POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:COLUMN SHIFT
- [2022673](/recalls/tc/2022673.md), 2022-11-23: Powertrain
- [22V866000](/recalls/nhtsa/22V866000.md), 2022-11-23: POWER TRAIN:MANUAL TRANSMISSION:COLUMN SHIFT ASSEMBLY
- [2020132](/recalls/tc/2020132.md), 2020-03-27: Powertrain
- [20V183000](/recalls/nhtsa/20V183000.md), 2020-03-26: POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT
- [2018422](/recalls/tc/2018422.md), 2018-08-09: Powertrain
- [2018223](/recalls/tc/2018223.md), 2018-05-01: Powertrain
- [18V280000](/recalls/nhtsa/18V280000.md), 2018-05-01: POWER TRAIN:AUTOMATIC TRANSMISSION

## Other bulletins for the same vehicles and component

- [S2621000004](/bulletins/11038329.md), 2026-10-07, Service bulletin: POWER TRAIN. The Customer May Complain About a Popping Noise, Grinding Noise, or an Intermittent No Reverse or Forward Transmission Engagement. The Tech May Find Damaged and/or Worn Transmission Output Shaft Splines \(850RE Transmission Only\)
- [114738](/bulletins/11037594.md), 2026-09-30, Service bulletin: POWER TRAIN. TRANSMISSION KIT \- WITH TORQUE CONVERTER
- [S2623000023](/bulletins/11031337.md), 2026-04-15, Service bulletin: POWER TRAIN; ELECTRICAL SYSTEM. Power Liftgate Inoperative.
- [S2621000003 REV.A](/bulletins/11030138.md), 2026-03-18, Service bulletin: POWER TRAIN. 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.
- [S2621000003](/bulletins/11029770.md), 2026-03-05, Service bulletin: POWER TRAIN. Service transmission/check engine warning indicator for the 850RE, 8HP50, 8HP70, 8HP75, 8HP75\-PHEV transmissions that have fault codes P07E4, P1DB2, P0716, P1B14, P0733, P1D90, P1DB7, P1B13.
- [18\-034\-26](/bulletins/11029759.md), 2026-03-05, Service bulletin: ENGINE; POWER TRAIN. Flash: Powertrain Control Module \(PCM\) Updates Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination and the vehicle may SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes \(DTCs\): ● P0300\-00 \- Multiple Cylinder Misfire \- in Active or Stored status set during cold start catalyst heating. ● P0301\-00 \- Cylinder 1 Misfire \- in Active or Stored status set during cold start catalyst heating. ● P0302\-00 \- Cylinder 2 Misfire \- in Active or Stored status set during cold start catalyst heating. ● P0303\-00 \- Cylinder 3 Misfire \- in Active or Stored status set during cold start catalyst heating. ● P0304\-00 \- Cylinder 4 Misfire \- in Active or Stored status set during cold start catalyst heating. ● P0305\-00 \- Cylinder 5 Misfire \- in Active or Stored status set during cold start catalyst heating. ● P0306\-00 \- Cylinder 6 Misfire \- in Active or Stored status set during cold start catalyst heating. Customers may comment on one or more of the following: ● Vehicle has a rough idle. ● Engine misfires. ● Noisy valvetrain. This bulletin involves reprogramming the PCM with the latest available software.
- [18\-033\-26](/bulletins/11029758.md), 2026-03-05, Service bulletin: ENGINE; POWER TRAIN. Flash: Powertrain Control Module \(PCM\) Updates \*\*Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination and the vehicle may SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes \(DTCs\): ● P0300\-00 \- Multiple Cylinder Misfire \- in Active or Stored status set during cold start catalyst heating. ● P0301\-00 \- Cylinder 1 Misfire \- in Active or Stored status set during cold start catalyst heating. ● P0302\-00 \- Cylinder 2 Misfire \- in Active or Stored status set during cold start catalyst heating. ● P0303\-00 \- Cylinder 3 Misfire \- in Active or Stored status set during cold start catalyst heating. ● P0304\-00 \- Cylinder 4 Misfire \- in Active or Stored status set during cold start catalyst heating. ● P0305\-00 \- Cylinder 5 Misfire \- in Active or Stored status set during cold start catalyst heating. ● P0306\-00 \- Cylinder 6 Misfire \- in Active or Stored status set during cold start catalyst heating.\*\* ● P2097 \- Downstream Fuel Trim System 1 Rich. ● P2099 \- Downstream Fuel Trim System 2 Rich. \*\*Customers may comment on one or more of the following: ● Vehicle has a rough idle. ● Engine misfires. ● Noisy valvetrain.\*\* This bulletin involves reprogramming the PCM with the latest available software.
- [18\-032\-26](/bulletins/11029757.md), 2026-03-05, Service bulletin: ENGINE; POWER TRAIN. Flash: Powertrain Control Module \(PCM\) Updates Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination and the vehicle may SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes \(DTCs\): ● P0300\-00 \- Multiple Cylinder Misfire \- in Active or Stored status set during cold start catalyst heating. ● P0301\-00 \- Cylinder 1 Misfire \- in Active or Stored status set during cold start catalyst heating. ● P0302\-00 \- Cylinder 2 Misfire \- in Active or Stored status set during cold start catalyst heating. ● P0303\-00 \- Cylinder 3 Misfire \- in Active or Stored status set during cold start catalyst heating. ● P0304\-00 \- Cylinder 4 Misfire \- in Active or Stored status set during cold start catalyst heating. ● P0305\-00 \- Cylinder 5 Misfire \- in Active or Stored status set during cold start catalyst heating. ● P0306\-00 \- Cylinder 6 Misfire \- in Active or Stored status set during cold start catalyst heating. Customers may comment on one or more of the following: ● Vehicle has a rough idle. ● Engine misfires. ● Noisy valvetrain. This bulletin involves reprogramming the PCM with the latest available software.
- [S2508000072](/bulletins/11023176.md), 2025-09-17, Service bulletin: POWER TRAIN. Service Shifter Message Displayed on the Instrument Panel Cluster \(IPC\), Unable to Move the Shifter Out of Park
- [9100627](/bulletins/11020855.md), 2025-07-23, Service bulletin: POWER TRAIN. To inform dealers about the 850RE valve body PN: R8348504A connector: the original 16\-pin connector included six pins that were not used in this application. To simplify the design, the connector has been optimized and updated to a 10\-pin configuration.

JSON: [/v1/bulletins/11037593](/v1/bulletins/11037593)

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