Jeep Wrangler 2019–2022 — technical service bulletin
Bulletin S2108000056RevD · NHTSA communication 10225360 · issued Aug 24, 2022
Technical service bulletin
communication type
Electrical System
component
2019–2022
model years
4
vehicle entries
Official summary
U0111-00 Lost Communication With Battery Energy Control Module Set In The HCP. BPCM Offline, Multiple Low Voltage DTC?s.
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.