Chrysler 300 2019–2020 — technical service bulletin
Bulletin S2018000008 · NHTSA communication 10177496 · issued Jun 19, 2020
Technical service bulletin
communication type
Power Train
component
2019–2020
model years
6
vehicle entries
Official summary
Engine Surge Feel and/or Diagnostic Trouble Code P0299 ? Turbo Underboost Condition After Updating The Powertrain Control Module (PCM) Software. (ETL, ETM, ETN Engines)
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.