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Service bulletin 0803121

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 id10220941
Published by NHTSA2022-09-26
Manufacturer's number0803121
Manufacturer's date2021-03-04
NHTSA componentELECTRICAL SYSTEM; VISIBILITY

NHTSA's summary

Door Control Module Window Inoperative This bulletin involves replacing one or both of the front door modules. The technician may find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set:B18BA-12 - Window Control - Circuit Short to Battery B18BA-13 - Window Control - Circuit Open In addition the customer may notice one or more of the following:Driver and/or passenger windows stop working. If the window switch is held in the up position for at least two seconds,the obstruction autodown function may not work. Windows may go up slower than expected.

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

Electrical system, Glass, wipers and mirrors

Trouble codes named

B18BA

Vehicles listed
CHRYSLER 3002020, 2021
DODGE CHALLENGER2020, 2021
DODGE CHARGER2020, 2021

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

Recalls for the same vehicles and component
21V6640002021-08-26. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
21V5160002021-07-08. VISIBILITY:WINDSHIELD:CRITICAL FASTENERS; VISIBILITY:WINDSHIELD
20203972020-08-27. Visual System
20201452020-04-06. Visual System

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
S26080000102026-03-13. Service bulletin. Active Diagnostic Trouble Code (DTC) B1A10-00, B1A11-00, B1A12- 00, B1A13-00-, B1A14-00, B1A15-00, B1A16-00, and B1A17-00 in The Radio Frequency Hub (RFH)
S1408000384 REV.J2026-03-13. Service bulletin. Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor (IBS) State of Charge (SOC) Inaccurate, Battery Charging Message, Presence of IBS related Diagnostic Trouble Codes (DTCs), or Battery Warning Lamp On
1106082026-03-13. Service bulletin. SPEAKER - NONE
S1408000384 REV.I2026-02-19. Service bulletin. Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor (IBS) State of Charge (SOC) Inaccurate, Battery Charging Message, Presence of IBS Related Diagnostic Trouble Codes (DTCs), or Battery Warning Lamp On
91007352025-12-17. Service bulletin. Verify "Z" part number availability. Order a "Z" part number for all Exchange Orders: Warranty, Mopar, Customer pay and Service contract. Order"68" part number for New unsold units only
S25080001022025-11-13. Service bulletin. Intermittent Uconnect Box Requires Service Message. TBM Setting Stored Or Pending DTCs B22A9, B1560, B1561, B1562
S258A0000172025-08-06. Service bulletin. Door speaker Inoperative or No Sound
18-038-25 REV. A2025-07-23. Service bulletin. Flash: Powertrain Control Module (PCM) Updates Customers may experience the following: ● Low speed stall or engine delay following a long engine idle time in hot ambient temperatures with the engine running on regular unleaded fuel. If the engine were to stall, the engine can immediately be restarted with an ignition cycle. This bulletin involves reprogramming the PCM with the latest available software.
S2208000138 REV.B2025-07-09. Service bulletin. Decreased Remote Start And RKE Range. Tire Pressure Sensors Values Are Not Displayed
18-038-252025-07-02. Service bulletin. Flash: Powertrain Control Module (PCM) Updates Customers may experience the following: ● Low speed stall or engine delay following a long engine idle time in hot ambient temperatures with the engine running on regular unleaded fuel. If the engine were to stall, the engine can immediately be restarted with an ignition cycle This bulletin involves reprogramming the PCM with the latest available software.