Dodge Challenger 2019–2020 — technical service bulletin
Bulletin S2008000096 · NHTSA communication 10178637 · issued Jul 3, 2020
Technical service bulletin
communication type
Engine and Engine Cooling
component
2019–2020
model years
4
vehicle entries
Official summary
MIL Lamp On, DTC?s U113F, U1140, Lost Communications With Active Exhaust Valves 1 and 2
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.