# Service bulletin 2104617

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: 10224955
- Published by NHTSA: 2022\-10\-31
- Manufacturer's number: 2104617
- Manufacturer's date: 2017\-10\-28
- NHTSA component: POWER TRAIN; ELECTRICAL SYSTEM

## NHTSA's summary

Flash: Transmission Diagnostic and Shift Enhancements This bulletin involves reprogramming the Transmission Control Module \(TCM\) withthe latest available software. Customers may experience the following:Longer than usual shift times when performing garage shifts \(P to R and Rto D\). Poor shift quality or ?bump? experienced during foot on throttle2\-1 downshift.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2017/MC-10224955-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2017/MC-10224955-9999.pdf)

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

## Components

Electrical system, Transmission and driveline

## Vehicles listed

- 2018 JEEP CHEROKEE

## Recalls for the same vehicles and component

- [2025012](/recalls/tc/2025012.md), 2025-01-16: Powertrain
- [25V011000](/recalls/nhtsa/25V011000.md), 2025-01-16: POWER TRAIN
- [2018422](/recalls/tc/2018422.md), 2018-08-09: Powertrain
- [18V524000](/recalls/nhtsa/18V524000.md), 2018-08-09: ELECTRICAL SYSTEM:WIRING:FRONT UNDERHOOD
- [2018392](/recalls/tc/2018392.md), 2018-07-27: Powertrain
- [18V494000](/recalls/nhtsa/18V494000.md), 2018-07-26: POWER TRAIN:AXLE ASSEMBLY:AXLE SHAFT
- [18V332000](/recalls/nhtsa/18V332000.md), 2018-05-17: ELECTRICAL SYSTEM:SOFTWARE; VEHICLE SPEED CONTROL:CRUISE CONTROL; ELECTRICAL SYSTEM:WIRING

## Other bulletins for the same vehicles and component

- [03\-002\-26](/bulletins/11035039.md), 2026-07-18, Service bulletin: ENGINE; ELECTRICAL SYSTEM. Stop/Start Illuminated, 0x22 During Fork Wear Routine Technicians may experience the following: SYMPTOM: ● Negative response 0X22 after Recall 01C flash triggers one or more communication codes with controllers.
- [03\-001\-26](/bulletins/11035038.md), 2026-07-18, Service bulletin: POWER TRAIN. Unable to Complete 01C Recall Drive Cycle C14A7\-97 Active Technicians may experience the following: SYMPTOM: ● After performing Recall 01C, the vehicle may get a 'Service AWD' message on the EVIC.
- [S2523000003 REV.A](/bulletins/11031688.md), 2026-04-29, Service bulletin: STRUCTURE:BODY; ELECTRICAL SYSTEM. Door Latch, Handle And Ajar Additional Service Information.
- [14082](/bulletins/11031348.md), 2026-04-15, Warranty extension: POWER TRAIN. \(XX1\) Two Speed Power Transfer Unit \(PTU\) \- Select 2017 \- 2019 Jeep Cherokee \(KL\)
- [14081](/bulletins/11031347.md), 2026-04-15, Warranty extension: POWER TRAIN. \(XX1\) Two Speed Power Transfer Unit \(PTU\) \- Select 2017 \- 2019 Jeep Cherokee \(KL\)
- [14079](/bulletins/11031346.md), 2026-04-15, Warranty extension: POWER TRAIN. \(XX1\) Two Speed Power Transfer Unit \(PTU\) \- Select 2017 \- 2019 Jeep Cherokee \(KL\)
- [14078](/bulletins/11031345.md), 2026-04-15, Warranty extension: POWER TRAIN. \(XX1\) Two Speed Power Transfer Unit \(PTU\) \- Select 2017 \- 2019 Jeep Cherokee \(KL\)
- [111447](/bulletins/11031344.md), 2026-04-15, Warranty extension: POWER TRAIN. ID\-26\-19 \(XX1\) Two Speed Power Transfer Unit \(PTU\) \- Select 2017 \- 2019 Jeep Cherokee \(KL\)
- [111432](/bulletins/11031343.md), 2026-04-15, Warranty extension: POWER TRAIN. D\-26\-10 \(XX1\) Two Speed Power Transfer Unit \(PTU\) \- Select 2017 \- 2019 Jeep Cherokee \(KL\)
- [21\-027\-26 REV. A](/bulletins/11031328.md), 2026-04-15, Service bulletin: POWER TRAIN. Two Speed Power Transfer Unit Customers must experience a Malfunction Indicator Lamp \(MIL\) illumination and the vehicle must SYMPTOM: exhibit/set the following Diagnostic Trouble Code \(DTC\): ? C1494\-07 \- PTU Fork Position\-Mechanincal Failures. Customers m

JSON: [/v1/bulletins/10224955](/v1/bulletins/10224955)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%202104617&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10224955&vehicle=Service%20bulletin%202104617)