Chrysler Pacifica 2021–2024 — technical service bulletin
Bulletin 08-170-26 · NHTSA communication 11031665 · issued Apr 21, 2026
Technical service bulletin
communication type
Structure
component
2021–2024
model years
12
vehicle entries
Official summary
Flash: Power Sliding Door Module (PSDM) System Updates Customers **must** experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle **must** exhibit/set the following Diagnostic Trouble Code (DTC): ● U0140-00 - Lost Communication With Body Control Module. Customers may also comment on one or more of the following: ● Left power sliding door inoperable. ● Right power sliding door inoperable. NOTE: **Doors will open manually** This bulletin involves **reprogramming the left PSDM (PSDML) and the right PSDM (PSDMR)** with the latest available software
Vehicles covered
- 2021 Chrysler Pacifica
- 2022 Chrysler Pacifica
- 2023 Chrysler Pacifica
- 2024 Chrysler Pacifica
- 2021 Chrysler Pacifica Plug-In Hybrid
- 2022 Chrysler Pacifica Plug-In Hybrid
- 2023 Chrysler Pacifica Plug-In Hybrid
- 2024 Chrysler Pacifica Plug-In Hybrid
- 2021 Chrysler Voyager
- 2022 Chrysler Voyager
- 2023 Chrysler Voyager
- 2024 Chrysler Voyager
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.