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: Exhaust and emissions are shown. Show all
| S2008000096 | 2022-09-26. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. MIL Lamp On, DTC?s U113F, U1140, Lost Communications With Active Exhaust Valves 1 and 2 |
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| 25-003-20 | 2020-12-21. 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. |
| S2008000096 | 2020-08-24. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. MIL Lamp On, DTC?s U113F, U1140, Lost Communications With Active Exhaust Valves 1 and 2 |
| S2008000076 | 2020-06-22. 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 |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.