# Service bulletin S2123000001

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: 10187028
- Published by NHTSA: 2021\-02\-16
- Manufacturer's number: S2123000001
- Manufacturer's date: 2021\-01\-06
- NHTSA component: WHEELS

## NHTSA's summary

Rear Wheel Spat Has A Gap Or Appears Loose

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10187028-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10187028-9999.pdf)

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

## Components

Wheels

## Vehicles listed

- 2019 to 2021 RAM 1500

## Other bulletins for the same vehicles and component

- [S2522000003](/bulletins/11024311.md), 2025-10-15, Service bulletin: WHEELS. Tire Pressure Monitor \(TPM\) Warning Lamp On Or Flashing. Sensor\(s\) Not Reading And Or Showing Dashes.
- [S2408000130](/bulletins/11012182.md), 2025-01-03, Service bulletin: WHEELS; ELECTRICAL SYSTEM. Changing Tires to a Larger Size Triggers a Park Assist Module \(PAM/PTS\) to Set Diagnostic Trouble Code \(DTC\) B222A Vehicle Line Mismatch
- [S2422000001 REV.C](/bulletins/11010511.md), 2024-11-13, Service bulletin: WHEELS; ELECTRICAL SYSTEM. Tire Pressure Monitor \(TPM\) Service Information. TPM Lamp On.
- [S2208000153 REV.B](/bulletins/11008071.md), 2024-09-27, Service bulletin: ELECTRICAL SYSTEM; WHEELS. Tire Pressure Lamp Flashing, No Tire Pressures Displayed, “Tire Pressure Module \(TPM\) System Unavailable” Message Displayed on Cluster
- [9004073](/bulletins/10239859.md), 2023-07-31, Service bulletin: BACK OVER PREVENTION; WHEELS. SENSOR, Wheel Speed When replacing a front wheel speed sensor, hold the convolute towards the sensor head and add a zip tie over the convolute to secure it with the sensor pigtail wire to prevent movement. This will protect the wire from the brake splash shield.
- [08\-008\-23](/bulletins/10231777.md), 2023-02-13, Service bulletin: ELECTRICAL SYSTEM; BACK OVER PREVENTION; WHEELS; STEERING. UAS and UCS Radio Enhancements Customers may experience one or more of the following: \*\*Wi\-Fi hotspot connection failure. Speaker popping, crackle noise during Voice Recognition \(VR\) response and navigation guidance. Mobile Station Integrated Services Digital Network \(MSISDN\) missing from radio, no connected services working.\*\* Wireless connectivity pairing and/or connection issues. Lost radio presets. Radio channels change by itself. SXMT icon inoperative. SXMT favorite song not displaying/playing. High pitch squeal, pop or hum noise from speakers. Anti\-theft code request message. Lines appear across screen. Radio will not switch modes between AM, FM, SAT or Media. Performance control home screen shows ?Norm? mode for engine/transmission even when the vehicle is in ?Drag? mode \(LA, LD, LX only\). Can not change the time on the clock \(LA, LD and LX only\). USB hub inoperable \(D\-Trucks only\). Backup camera gridlines missing \(D\-Trucks only\). Device not supported message \(D\-Trucks only\). Remote app inoperative \(D\-Trucks only\). Unable to adjust volume \(D\-Trucks only\). Heated steering wheel inoperable \(D\-Trucks only\). In addition, the following enhancement are included in this update: CarplayT connectivity improvements. Improvement to wireless connectivity phone pairing. Improved sound quality when using a wireless connectivity phone. \*\*This bulletin involves inspecting and if required, updating the radio software level to 40.1. Depending on the radio?s current software level the radio may need a one or two USB update.\*\*
- [2102021](/bulletins/10230145.md), 2023-01-17, Service bulletin: POWER TRAIN; WHEELS; STEERING; ELECTRICAL SYSTEM. Flash: Transmission Control Module \(TCM\) Updates This bulletin involves reprogramming the TCM with the latest available software. Customers may experience the follwing:Unable to set desired gear manually from the steering wheel controls.
- [2101921](/bulletins/10230143.md), 2023-01-17, Service bulletin: STEERING; WHEELS; ELECTRICAL SYSTEM; POWER TRAIN. Flash: Transmission Control Module \(TCM\) Updates This bulletin involves reprogramming the TCM with the latest available software. Customers may experience the follwing:Unable to set desired gear manually from the steering wheel controls.
- [0200220](/bulletins/10223981.md), 2022-10-17, Service bulletin: SUSPENSION; WHEELS; STEERING. Steering Wheel Off Center This bulletin involves adjusting the front toe to correct a steering wheel off center condition. This is due to an inaccurate alignment settings from the plant. The customer may describe the steering wheel is off center.
- [2102021](/bulletins/10223503.md), 2022-10-17, Service bulletin: WHEELS; ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM; STEERING; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); POWER TRAIN. Flash: Transmission Control Module \(TCM\) Updates This bulletin involves reprogramming the TCM with the latest available software. Customers may experience the follwing:Unable to set desired gear manually from the steering wheel controls.

JSON: [/v1/bulletins/10187028](/v1/bulletins/10187028)

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