Dodge Challenger 2018–2021 — technical service bulletin
Bulletin S1814000005RevA · NHTSA communication 10220544 · issued Feb 12, 2021
Technical service bulletin
communication type
Vehicle Speed Control
component
2018–2021
model years
6
vehicle entries
Official summary
Customer complaint may include ticking noise with engine running coming from under the hood or under the vehicle on the passenger side.
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.