WenmarOpen by Wenmar Pro

Service bulletin 76735

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10218534
Published by NHTSA2022-08-22
Manufacturer's number76735
Manufacturer's date2021-08-11
NHTSA componentEQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

NHTSA's summary

Urgent: Upcoming TSBs for Specified 2021 LA (Challenger) & LD (Charger) 6.2L/6.4L

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Equipment and accessories, Labels and manuals

Vehicles listed
DODGE CHALLENGER2021
DODGE CHARGER2021

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
20245482024-08-15. Label

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
S238A0000282024-03-18. Service bulletin. Radio Black Screen, Freezing, Reset, Cutting Out Or Inoperative Intermittently
08245232024-01-16. Service bulletin. Radio Over The Air Update to Q339.3 to QR39.62 Software Version Customers may experience one or more of the following: ? Mobile Wi-Fi inoperative upon start up. ? Hotspot gives "No Internet" connection message on phone when trying to connect to a device. This bulletin provides information regarding the latest Firmware Over The Air (FOTA) update and provides the service technician an overview of the steps a customer will need to take to complete the update. The radio software will be updated from Q339.3 to QR39.62. NOTE: The National launch for this FOTA update campaign is expected to begin December 04, 2023.
08230232023-12-18. Service bulletin. Radio Over The Air Updating From QR39.6 to QR40.12 Software Version Customers may experience one or more of the following symptoms: ? Mobile Wi-Fi inoperative upon start up. ? Hotspot gives "No Internet" connection message on phone when trying to connect to a device. This bulletin provides information regarding the latest Firmware Over The Air (FOTA) update and provides the service technician an overview of the steps a customer will need to take to complete the update. The radio software will be updated from QR39.6 to QR40.12. NOTE: National launch for this FOTA update is expected to begin November 06, 2023.
S238A0000482023-12-18. Service bulletin. Radio Reset After Clock Adjustment
91002632023-12-18. Service bulletin. Dynamic Sensor Prior to replacing this part, please ensure all the pre-diagnostic & diagnostic procedures have been completed with emphasis on wiring and connector integrity. If codes C006A-28, U0125-00, or C006A-46 are present, warranty analysis suggests a high likelihood of an intermittent connection at or near the wiring connector, especially if the vehicle is a pursuit variant. Please verify wiring per diagnostic procedures, as well as removal & installation guidance called out in the service manual before replacement.
931202023-10-02. Service bulletin. FCA Caribbean Warranty Bulletin ID-23-20 "Can / Am" Warranty Coverage - 594 / 595 / 596 WCC
930232023-10-02. Service bulletin. Warranty Bulletin D-16-03 - "Can / Am" Warranty Coverage - 594 / 595 / 596 WCC (Rev. B)
08181232023-09-25. Service bulletin. Radio Over The Air Updating to QR40.12 Software Version ? Mobile Wi-Fi inoperative upon start up. ? Hotspot gives "No Internet" connection message on phone, when trying to connect to a device. This bulletin provides information regarding the latest Firmware Over The Air (FOTA) update and provides the service technician an overview of the steps a customer will need to take to complete the update. The radio software will be updated from QR39.62 and QR39.57 to QR40.12. NOTE: National launch for this FOTA update is expected to begin August 16, 2023
ZD72023-09-25. Service bulletin. Customer Satisfaction Notification ZD7 - Radio Software update
91001962023-09-25. Service bulletin. Lubrication and Maintenance Fluids If MOPAR fluids and chemicals are not readily available, please review Service Library for specifications so a suitable alternative can be used