# Service bulletin S2108000162

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: 10230174
- Published by NHTSA: 2023\-01\-17
- Manufacturer's number: S2108000162
- Manufacturer's date: 2021\-07\-01
- NHTSA component: POWER TRAIN

## NHTSA's summary

High Voltage Battery Installed, New Power Pack Unit/BPCM, No High Voltage Output From Hybrid Battery, No DTC?s

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10230174-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10230174-9999.pdf)

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

## Components

Transmission and driveline

## Vehicles listed

- 2017 to 2021 CHRYSLER PACIFICA
- 2020 CHRYSLER VOYAGER
- 2021 JEEP WRANGLER

## Recalls for the same vehicles and component

- [24V572000](/recalls/nhtsa/24V572000.md), 2024-08-01: POWER TRAIN:MANUAL TRANSMISSION:CONTROL MODULE:SOFTWARE
- [2023089](/recalls/tc/2023089.md), 2023-02-23: Powertrain
- [23V116000](/recalls/nhtsa/23V116000.md), 2023-02-23: POWER TRAIN:CLUTCH ASSEMBLY
- [2022672](/recalls/tc/2022672.md), 2022-11-23: Powertrain
- [2021035](/recalls/tc/2021035.md), 2021-01-28: Powertrain
- [21V028000](/recalls/nhtsa/21V028000.md), 2021-01-28: POWER TRAIN:CLUTCH ASSEMBLY
- [2018422](/recalls/tc/2018422.md), 2018-08-09: Powertrain
- [2018393](/recalls/tc/2018393.md), 2018-07-27: Powertrain
- [18V493000](/recalls/nhtsa/18V493000.md), 2018-07-26: POWER TRAIN:AXLE ASSEMBLY:AXLE SHAFT
- [18V492000](/recalls/nhtsa/18V492000.md), 2018-07-26: 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 \(850RE Transmission Only\)
- [21\-041\-26 REV. A](/bulletins/11034324.md), 2026-07-02, Service bulletin: POWER TRAIN. Transmission Auxiliary Oil Pump Failure Customers must experience a Malfunction Indicator Lamp \(MIL\) illumination and the vehicle must SYMPTOM: exhibit/set \*\*one or more the following Diagnostic Troubles Code \(DTCs\): ● U0287\-00 \- Lost Communication With Transmission Fluid Pump Module 1.\*\* ● P0B0D\-00 \- Electric/Auxiliary Transmission Fluid Pump Motor Control Module. Customers may also comment on the following: ● Vehicle is in limp mode. This bulletin involves replacing the transmission oil pump.
- [21\-041\-26](/bulletins/11032847.md), 2026-05-20, Service bulletin: POWER TRAIN. Transmission Auxiliary Oil Pump Failure Customers must experience a Malfunction Indicator Lamp \(MIL\) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code \(DTC\): ● P0B0D\-00 \- Electric/Auxiliary Transmission Fluid Pump Motor Control Module. Customers may also comment on the following: ● Vehicle is in limp mode This bulletin involves replacing the transmission oil pump.
- [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\-027\-26](/bulletins/11029756.md), 2026-03-05, Service bulletin: ENGINE; POWER TRAIN. Flash: Powertrain Control Module \(PCM\) Updates Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation, SYMPTOM: a technician may find one or more of the following Diagnostic Trouble Codes \(DTCs\) have been set: ● \*\*P152F \- Engine Hood Switch 2 / Engine Hood Switch 1 Correlation.\*\* ● U0418\-00 \- Implausible Data Received From Brake System Control Module 1. ● P061A \- Level 2 Torque Performance. Customers may also experience one or more of the following: ● \*\*Engine Stop/Start \(ESS\) is inoperable.\*\* ● Battery depletes. ● Rough shifting while driving. ● Driveline bumps and rumbles when lightly applying the accelerator pedal in traffic or at other low vehicle speeds such as parking lot maneuvers. ● Transmission hard upshifts, rough/bump during low gear 1\-2 and 2\-3 at 40\-64 kph \(25\-40 mph\). This bulletin involves reprogramming the PCM with the latest available software.
- [18\-005\-26 REV.A](/bulletins/11029673.md), 2026-03-05, Service bulletin: POWER TRAIN; ENGINE; ELECTRICAL SYSTEM. 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 \(DTCs\): ● P08A6 \- Gear Lever Position Sensor System – Multiple Sensor Correlation. \(Manual Transmission and NA Only\) ● P152F \- Engine Hood Switch 2 / Engine Hood Switch 1 Correlation. \(NA Only\) ● P0300 \- Multiple Cylinder Misfire. Customers may also comment on one or more of the following: ● "Service Transmission” message on in the Instrument Panel Cluster \(IPC\) due to clutch slip detection. \(Manual Transmission and NA Only\) NOTE: Customers might experience wheel spin or slippage and the PCM could interpreted the wheel spin or slippage as slipping the clutch too much and to avoid clutch damage, the customer may see the message in the IPC. ● Vehicle is in limp home mode.\(NA Only\) ● Spark knock/detonation sound from the engine at idle. Other software enhancements included: ● Engine oil pump in high pressure mode with cold engine oil to improve valvetrain component reliability. \(NA Only\) This bulletin involves reprogramming the PCM with the latest available software.
- [109997](/bulletins/11028781.md), 2026-02-12, Service bulletin: POWER TRAIN. ACTUATOR \- TRANSFER CASE
- [21\-014\-26](/bulletins/11028767.md), 2026-02-12, Service bulletin: POWER TRAIN; ELECTRICAL SYSTEM. Internal Transmission Wiring Connector Short And \*\*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 \(DTCs\): ● P0A3F\-00 \- Drive Motor A Position Sensor 1 Circuit. ● P0A43\-00 \- Drive Motor A Position Sensor Circuit Intermittent. ● P0A45\-00 \- Drive Motor B Position Sensor 1 Circuit. ● P0C1A\-00 \- Drive Motor B Torque Delivered Performance. Customers may also comment on the following: ● Vehicle is in limp mode.\*\* statement, Claims Data tables,
- [9100684](/bulletins/11024604.md), 2025-10-29, Service bulletin: POWER TRAIN. When servicing/replacing 68415437A$ Transmission, take care to not damage the PIM to P2 harness. Also, when reinstalling the harness, route the harness properly and secure it at all the retention points.

JSON: [/v1/bulletins/10230174](/v1/bulletins/10230174)

[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%20S2108000162&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10230174&vehicle=Service%20bulletin%20S2108000162)