Chrysler Pacifica 2022–2023 — technical service bulletin
Bulletin 9100221 · NHTSA communication 10247411 · issued Oct 26, 2023
Technical service bulletin
communication type
Electrical System
component
2022–2023
model years
4
vehicle entries
Official summary
Body Control Module For concern related to DTC U0140 - Lost Communication with Body Control Module, please follow published diagnostic information for this DTC to ensure all module connections are secure. Please check all the connections at BCM from other modules that could potentially report a loss of communication with the BCM and ensure that they are fully seated as per diagnostic information. Some affected modules may include : HVAC-R, Radio, Amplifier (AMP) & Premium, HVAC, ORC, LBSS, RBSS, PCM, EPS, MSMP, AHLM, PTS/PAM, ICS, ESM, RF Hub, RCCC, MSMD, ANC, PLGM, PSDML, DMRL, DMRR, PSDMR, T
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.