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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

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
18089192022-09-15. Service bulletin. ENGINE AND ENGINE COOLING. wiTECH Small Leak Verification Test (SLVT) - P0456-EVAP SYSTEM SMALL LEAK
S21080000012022-07-18. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE; COMMUNICATION. Intermittent No Crank, Multiple CAN Communication Faults Present
S18090000072022-05-31. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION. Customer Complaint May Include Engine Oil Leak Or Consumption
05001222022-05-31. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Front Click Noise at Low Speed Turns This bulletin involves installing a friction disc kit on both front hub bearing surfaces between the hub and rotor. 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.
S1809000007 Rev.2021-06-28. Service bulletin. ENGINE AND ENGINE COOLING. Customer Complaint May Include Engine Oil Leak Or Consumption
S1809000007 Rev.2021-04-26. Service bulletin. ENGINE AND ENGINE COOLING. Customer complaint may include engine oil leak/consumption.
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.
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.
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.
90014962020-10-26. Service bulletin. ENGINE; EQUIPMENT. CAP, Engine Oil, Fill (O RING, Oil Filler Cap) For all model years, models and engines using oil fill caps with O-Ring seals: These O-Rings are now available for service. The green O-Ring is part 68029299A$. The black O-Ring is to be serviced by the green O-Ring. The blue O-Ring (thicker cross section than green & black) is part 68029300A$.~ If ordering this oil filler cap for a warranty repair due to a damaged/missing O-ring, please note that returned caps replaced for an O-ring issue will be subject to chargeback.
S20080001132020-09-28. Service bulletin. ENGINE; ELECTRICAL SYSTEM. No Start Intermittently, Vehicle Requires Multiple Keyless Push To Start Attempts To Start Vehicle
S20080000962020-08-24. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. MIL Lamp On, DTC?s U113F, U1140, Lost Communications With Active Exhaust Valves 1 and 2
S20080000762020-06-22. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; EQUIPMENT; ELECTRICAL SYSTEM. Exhaust Manifold Heat Shield Rub Through Of MDS Solenoid Wiring. P3449, P3441, P3425, And P3401 May Be Set In The PCM
11-001-202020-05-26. Service bulletin. ENGINE AND ENGINE COOLING. Active Exhaust Valve Rattle This bulletin involves inspecting the active exhaust actuator motor and tightening to specifications, if necessary. The customer may describe that vehicle has an exhaust rattle on acceleration and deceleration in1500-2400 RPM range when the sport mode is off.
90042272020-04-27. Service bulletin. ENGINE AND ENGINE COOLING. CORE, Heater (with tubes) When replacing the heater core for LA, LX, and LD vehicles, make sure to return not only the heater core but also the connecting tubes, seals and retainers. For any questions contact FCA Redacted Content. If no response in 15 minutes, proceed with repair.

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