Chrysler Pacifica Plug-In Hybrid 2023 — technical service bulletin
Bulletin 08-126-26 REV. A · NHTSA communication 11030411 · issued Mar 27, 2026
Technical service bulletin
communication type
Electrical System
component
2023
model years
1
vehicle entries
Official summary
Flash: Battery Pack Control Module (BPCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation SYMPTOM: the technician must find the following Diagnostic Trouble Code (DTC) has been set: ● P0A0A-00 - High Voltage System Interlock Circuit. IMPORTANT! ○ **This DTC must be Stored in the BPCM. ○ If the DTC is Active, this TSB does not apply. Perform normal diagnostics.** Customers **must** also comment on the following: ● The vehicle will not start, both propulsion systems (gas and electric), are inoperable. NOTE: **The 12 volt system is sti
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.