# Service bulletin S2124000006

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: 10223258
- Published by NHTSA: 2022\-10\-17
- Manufacturer's number: S2124000006
- Manufacturer's date: 2021\-05\-10
- NHTSA component: SERVICE BRAKES, AIR:SUPPLY:COMPRESSOR

## NHTSA's summary

Customer Indicates The AC Compressor Is Loud At Times.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10223258-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10223258-9999.pdf)

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

## Components

Brakes

## Vehicles listed

- 2021 JEEP WRANGLER

## Other bulletins for the same vehicles and component

- [108463](/bulletins/11025727.md), 2025-11-26, Service bulletin: SERVICE BRAKES. PAD KIT \- REAR DISC BRAKE, FRONT DISC BRAKE
- [108464](/bulletins/11025724.md), 2025-11-26, Service bulletin: SERVICE BRAKES. PAD KIT \- REAR DISC BRAKE, FRONT DISC BRAKE
- [S1805000006 REV.B](/bulletins/11025508.md), 2025-11-13, Service bulletin: SERVICE BRAKES. ESC Light Illuminated. DTC C1252\-92 VACUUM PUMP CONTROL CIRCUIT And Or P258B ELECTRONIC VACUUM PUMP PERFORMANCE
- [107418](/bulletins/11023612.md), 2025-10-02, Service bulletin: SERVICE BRAKES. SWITCH \- CLUTCH STARTER INTERLOCK \& MASTER CYLINDER ASSEMBLY \- CLUTCH
- [S2405000001 Rev B](/bulletins/11015797.md), 2025-03-19, Service bulletin: SERVICE BRAKES. Antilock Brake System \(ABS\) Module Will Not Initialize After Recent Service Replacement.
- [S2405000001 REV.A](/bulletins/11012875.md), 2025-01-16, Service bulletin: SERVICE BRAKES. Antilock Brake System \(ABS\) Module Will Not Initialize After Recent Service Replacement.
- [S2405000001](/bulletins/11008326.md), 2024-10-03, Service bulletin: SERVICE BRAKES. Antilock Brake System \(ABS\) Module Will Not Initialize After Recent Service Replacement.
- [9100134](/bulletins/10247903.md), 2024-01-02, Service bulletin: SERVICE BRAKES; FUEL SYSTEM, GASOLINE; BACK OVER PREVENTION. Engine When replacing a GMET4 long block from a 2021 JL or older, you will need to carry over the injector wiring harness from the original engine, and the Fuel pressure sensor should be replaced with part number: 68212572AB.
- [9004433](/bulletins/10242706.md), 2023-09-25, Service bulletin: SERVICE BRAKES, HYDRAULIC:POWER ASSIST:VACUUM; SERVICE BRAKES; ELECTRICAL SYSTEM. PUMP, Vacuum For DTC Code P258B \- ELECTRONIC VACUUM PUMP PERFORMANCE. Due to brake vacuum pumps returned with trouble not found, please follow the proper diagnostics outline in the service library this also includes checking all electrical and vacuum hose connections prior to replacement of the vacuum pump. This will avoid unnecessary repair and potential charge back on the vacuum pump.
- [0809923](/bulletins/10236934.md), 2023-05-30, Service bulletin: SERVICE BRAKES, HYDRAULIC; ELECTRICAL SYSTEM. Flash: Anti\-Lock Brake System \(ABS\) Module Updates Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find the following DTC has been set: ? C2206\-00 \- Vehicle Configuration Mismatch. Customer may also experience one or more of the following: ? Inconsistent or unexpected brake performance is perceived in slow speed situations. ? Feels like the brake pedal needs to be pressed harder just before the vehicle comes to a stop \(actual braking distance is not affected and driver is able to step further into the pedal for more brake pressure\). This bulletin involves reprogramming the ABS with the latest software available.

JSON: [/v1/bulletins/10223258](/v1/bulletins/10223258)

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