# Service bulletin 9004101

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: 10219999
- Published by NHTSA: 2022\-09\-15
- Manufacturer's number: 9004101
- Manufacturer's date: 2019\-11\-07
- NHTSA component: POWER TRAIN:MANUAL TRANSMISSION; EQUIPMENT

## NHTSA's summary

Clutch System Related Components For vehicles equipped with manual transmissions \(sales code DEM\) with a low mileage clutch failure please contact one of the following prior to repairs: Ganesh Maharajan: \(248\) 944\-3018 or Cody Nofzinger: \(248\)\-944\-5847 If no response in 15 minutes, proceed with repair.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2019/MC-10219999-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2019/MC-10219999-9999.pdf)

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

## Components

Equipment and accessories, Transmission and driveline, Manual transmission

## Vehicles listed

- 2019 to 2020 JEEP WRANGLER

## Other bulletins for the same vehicles and component

- [S1918000008 Rev.](/bulletins/10215854.md), 2022-07-18, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); EQUIPMENT; POWER TRAIN:MANUAL TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\). Customer?s complaint may include a MIL\-on with one or more of the following DTCs \(Active, Pending, or Stored\) in the PCM: P0133, P0137, P0171, P0300, P2096. The root cause could be due to oil leaking from Bank 1 valve cover seal on to the 1/2 \(Bank 1 downstream\) O2 sensor. This can adversely affect the 1/2 O2 sensor signal reading and lead to listed DTCs. Before performing normal diagnostic routines for the above codes, check for the condition listed above.
- [18\-049\-22](/bulletins/10214600.md), 2022-06-27, Service bulletin: EQUIPMENT; POWER TRAIN:MANUAL TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); 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 \(DTC\): P0441\- EVAP Purge System Performance. The customer may comment on one or more of the following: Pinging/detonation sound from the engine after warm up at 1000\-1500 RPM at low speed. Abnormal Engine noise heard periodically. This noise is caused by Variable Valve Timing \(VVT\) cleaning cycle. A misfire condition with no Malfunction Indicator Lamp \(MIL\) illumination or Diagnostic Trouble Codes \(DTCs\) set. In addition, the following software enhancements are available: Updates to include misfire DTCs.
- [9004101](/bulletins/10169147.md), 2019-12-16, Service bulletin: POWER TRAIN:MANUAL TRANSMISSION; POWER TRAIN:CLUTCH ASSEMBLY; EQUIPMENT. Clutch System Related Components For vehicles equipped with manual transmissions \(sales code DEM\) with a low mileage clutch failure please contact one of the following prior to repairs: Ganesh Maharajan: \(248\) 944\-3018 or Cody Nofzinger: \(248\)\-944\-5847 If no response in 15 minutes, proceed with repair.

JSON: [/v1/bulletins/10219999](/v1/bulletins/10219999)

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