Dodge Charger 2021 — technical service bulletin
Bulletin 18-038-25 REV. A · NHTSA communication 11020839 · issued Jul 17, 2025
Technical service bulletin
communication type
Electrical System
component
2021
model years
1
vehicle entries
Official summary
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.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.