Dodge Challenger 2019 — technical service bulletin
Bulletin S2011000002 · NHTSA communication 10175095 · issued Mar 31, 2020
Technical service bulletin
communication type
Engine and Engine Cooling
component
2019
model years
2
vehicle entries
Official summary
Customer complaint includes a Check Engine/MIL lamp-on condition with fault codes U113F-Lost Communication With Active Exhaust Valve 1 and/or U1140-Lost Communication With Active Exhaust Valve 2 active or stored in the powertrain control module (PCM).
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.