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Service bulletins for the 2020 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.

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

By type

By component

By trouble code

Bulletins, newest first
S21080000922021-05-24. Service bulletin. STEERING; WHEELS; ELECTRICAL SYSTEM. Comfort Seat Module Setting DTC B10C4 - 4B Heated Steering Wheel Control-Over Temperature
08-031-212021-04-26. Service bulletin. VISIBILITY. 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.
S1809000007 Rev.2021-04-26. Service bulletin. ENGINE AND ENGINE COOLING. Customer complaint may include engine oil leak/consumption.
S21080000802021-04-26. Service bulletin. EQUIPMENT. Radio Replacement Reset Routine, Radio Has Missing Icons Or Are Grayed Out
S21080000682021-04-26. Service bulletin. TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS; SERVICE BRAKES, HYDRAULIC. Tire Pressure Lamp Turns On
S1508000323 Rev.2021-04-26. Service bulletin. POWER TRAIN. PCM Sets DTC P1400-Aftermarket Calibration Detected/Warranty Coverage Confirmation Required
S21230000122021-03-15. Service bulletin. STRUCTURE:BODY:DOOR:HANDLE:EXTERIOR; EQUIPMENT. Squeak Noise From Exterior Door Handle
S21080000452021-03-15. Service bulletin. EQUIPMENT:ELECTRICAL. Favorite Song On-Air Alert List Empty
S1814000005 Rev.2021-03-15. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. Customer complaint may include ticking noise with engine running coming from under the hood or under the vehicle on the passenger side.
9002236 Rev. A2021-03-15. Service bulletin. TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS. SENSOR, Tire Pressure If replacing parts due to C1501-96, C1502-96, C1503-96, or C1504-96, contact FCA Redacted Content prior to repair. If no response within 15 minutes, proceed with repair. Please document concern, diagnosis and correction well on repair order or for a possible follow-up call to clearly understand the issue.
90022362021-03-15. Service bulletin. TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS. SENSOR, Tire Pressure If you are replacing this part for a warranty concern other than a leak, please call FCA Redacted Content prior to repair. If no response in 15 minutes, proceed with repair. Please document concern, diagnosis and correction well on repair order or for a possible follow-up call to clearly understand the issue.
S2008000182 Rev.2021-03-01. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY. Driver Or Passenger Power Windows Do Not Go Up Or Down
90043342021-03-01. Service bulletin. VISIBILITY:POWER WINDOW DEVICES AND CONTROLS; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. Power Window Regulator or Motor Owners may complain that the Driver and or Passenger Windows are inoperative. Technician may find DTC?s B18BA-12 - Window Control - Circuit Short to Battery, B18BA-13 - Window Control - Circuit Open (stored or active). Replace the DDM or PDM per detailed repair information in Service Library or reference Star Online Publlication S2008000182. Replacing regulators or motors will not correct this issue.
08-015-212021-02-16. Service bulletin. ELECTRICAL SYSTEM. Radio Enhancements This bulletin involves updating the radio software level to 1848.34. Customers may experience one or more of the following:Radio display screen flickers. Radio resets with RPM less than 1000 RPM (DT and JL with 3.0L Diesel). Clock loses 6 seconds per day (JL with 5 inch screen). Ghost Touch, features, modes and App?s changing without drivers input. Bluetooth pop noise. Pop message ?SXM Wait? displayed for extended period of time. The radio resets.
S21080000012021-02-16. Service bulletin. EQUIPMENT. Intermittent No Crank, Multiple CAN Communication Faults Present
90043422021-02-16. Service bulletin. VISIBILITY. WINDSHIELD Windshield cracked or blemish. When customer comes in for a cracked windshield, please note the location of crack and take pictures before repair. Please send pictures to FCA Redacted Content or load to the warranty claims system.
25-003-202020-12-28. Service bulletin. EQUIPMENT; FUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING. Evaporative Emission Control System (EVAP) Purge Line Kinked This bulletin involves inspecting and possibly replacing the EVAP purge valve assembly. 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) has been set:P0441 - EVAP Purge System Performance. P0452 - EVAP Pressure Switch Stuck Closed.
S20080001722020-12-28. Service bulletin. ELECTRICAL SYSTEM. Radio Screen Flickering When Using Apple CarPlay Or Android Auto.
25-003-202020-12-21. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. Evaporative Emission Control System (EVAP) Purge Line Kinked This bulletin involves inspecting and possibly replacing the EVAP purge valve assembly. 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) has been set:P0441 - EVAP Purge System Performance. P0452 - EVAP Pressure Switch Stuck Closed.
S20080001722020-12-21. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Radio Screen Flickering When Using Apple CarPlay Or Android Auto.
31-002-202020-11-30. Service bulletin. STRUCTURE. Aluminum Body Panel Corrosion Repair This bulletin involves inspecting and if necessary removing corrosion and refinishingthe suspect aluminum panels on the vehicle, hood, door, fenders, hinges, swing gates or liftgate panels.
05-002-202020-11-30. Service bulletin. ELECTRICAL SYSTEM; BACK OVER PREVENTION; VISIBILITY. Front Click Noise at Low Speed Turns This bulletin involves installing a friction disc kit on both front hub bearings and rotors. The customer may comment on the following:When making a sharp turn at low speed (parking lot) maneuvers, a click noise is heard. Most of the time the noise can be heard if the windows are open.
08-092-202020-11-30. Service bulletin. STEERING; EQUIPMENT; POWER TRAIN. Improper Up Shift With Paddle Shift This bulletin involves replacing both steering wheel paddle shifter. Customers may experience the following:When trying to upshift using the paddle shifter on the steering, the transmission will downshift instead.
22-001-202020-10-26. Service bulletin. WHEELS. Incorrect Wheels Installed This bulletin involves replacing all four wheels to the correct wheel options ordered if required. The customer may notice:The vehicle has the incorrect wheels on it.FCA will contact each customer for the RRT and inquire their wheel preference. For the customers who are satisfied and want to retain possession of their current wheels, FCA will remove them from the RRT population from VIP. For the customers that are dissatisfied and want their wheels replaced, FCA will schedule an appointment at the customers local dealership during the initialphone call. The dealership will then be contacted by FCA and finalize the appointment time and notify them to order the correct wheels
18-081-202020-10-26. Service bulletin. POWER TRAIN. 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 following Diagnostic Trouble Code (DTC):P04FC - Crankcase Ventilation System Performance. Customer may also experience the following:Unable to set the cruise control above 132 km/h (82 mph). A hard brake pedal at higher altitudes. Software enhancements also includes the following: Improved brake pedal feel at higher altitude. Cruise control enhancement.

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