Jeep Wrangler 2018–2021 — technical service bulletin
Bulletin S2208000022 · NHTSA communication 10222943 · issued Jan 1, 2022
Technical service bulletin
communication type
Power Train
component
2018–2021
model years
4
vehicle entries
Official summary
No Crank, No Start, Battery Light On
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.