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Service bulletins for the 2021 Dodge Challenger

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.

287 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Only bulletins with component: Lighting are shown. Show all

Bulletins, newest first
91000962023-01-17. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS; EXTERIOR LIGHTING. Base Headlamp Bright, Base Headlamp Black
1400522REVB2022-10-31. Service bulletin. FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP; FUEL SYSTEM, GASOLINE; EXTERIOR LIGHTING. Updated Fuel Filler Cap This bulletin involves updating the fuel filler cap with improved version. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set: P0455 - EVAP System Large Leak. P0456 - EVAP System Small Leak. P04EC - EVAP System Large Leak Detected - Fuel Tank Side. P04EE - EVAP System Very Small Leak Detected - Fuel Tank Side.
18011222022-10-17. Service bulletin. BACK OVER PREVENTION; POWER TRAIN; ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC); WHEELS; ELECTRICAL SYSTEM; EXTERIOR LIGHTING; STRUCTURE. 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 one or more of the following Diagnostic Trouble Codes (DTCs): U0101 - Lost Communication With TCM. U0102 - Lost Communication With Transfer Case Control Module / AWD. U0103 - Lost Communication With Electric Gear Shift Module. U0104 - Lost Communication With Cruise Control Module. U0125 - Lost Communication With Dynamics Sensor. U0128 - Lost Communication With Park Brake Control Module. U0129 - Lost Communication With Brake System Control Module 1. U0140 - Lost Communication With Body Control Module. U0141 - Lost Communication With Ipm (BCM). U0155 - Lost Communication With Cluster-CCN. U0159 - Lost Communication With Parking Assist Control Module. U017E - Lost Communication With Seatbelt Sensor 1. U0293 - Lost Communication With Hybrid Control Module. U0402 - Implausible Data Received From TCM. U0403 - Implausible Data Received From Tcase. U0405 - Invalid Data Received Cruise Control Module. U0416 - Implausible Data Received From ESP. U0418 - Implausible Data Received From Brake System Control Module 1. U0429 - Implausible Data Received From SCM. U0432 - Invalid Data Received From Multi-Axis Acceleration Sensor Module. U0594 - Implausible Data Received From HCP. U110A - Lost Communication With SCM-CAN-C. U1110 - Lost Vehicle Speed Message. U1120 - Lost Wheel Distance Message. U1141 - Lost ESP Torque Request Message. U1186 - Lost Communication With Adaptive Cruise Control Module. U11BC - Lost Brake Switch Message. U11C2 - Lost Transmission Message. U11DE - Lost Speed Control Message. U145D - Implausible Data Received From TCM On D-PT. Customers may also experience one or more of the following:Loss of shifting and or fixed third gear operation. oss of Anti-lock Brake System (ABS), Traction Control System (TCS)
1400322REVA2022-09-26. Service bulletin. EXTERIOR LIGHTING; FUEL SYSTEM, GASOLINE. 6.4L Fuel Injector High Flow Misfire This bulletin involves inspecting the Julian date on the fuel rails, fuel injectorsand possibly replacing fuel injectors. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or moreof the following Diagnostic Trouble Codes (DTCs) have been set: P0300 - Multiple Cylinder Misfire. P0301 - Cylinder 1 Misfire. P0302 - Cylinder 2 Misfire. P0303 - Cylinder 3 Misfire. P0304 - Cylinder 4 Misfire. P0305 - Cylinder 5 Misfire. P0306 - Cylinder 6 Misfire. P0307 - Cylinder 7 Misfire. P0308 - Cylinder 8 Misfire. The customer may also describe: Rough idle or misfire while driving.
S21080001972022-09-15. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS; ELECTRICAL SYSTEM. High Beam Flash To Pass Feature Does Not Operate When Pulling The Lever Rearward

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.