Chrysler Pacifica 2024–2025 — technical service bulletin
Bulletin 9100637 · NHTSA communication 11021572 · issued Jul 29, 2025
Technical service bulletin
communication type
Electrical System
component
2024–2025
model years
6
vehicle entries
Official summary
Actions: Perform a check for the internal defect failure description or DTC B2232-00 Fault momentarily not present: If (fault frequency counter <= 3) then clear the fault code memory, do NOT exchange the ECU, retest. If frequency counter > 3 then check whether there are sources of potential EMI close to the installed position of the ECU that do not comply with the standard vehicle configuration. Test not OK: Eliminate the source of EMI, Test OK: Inspect the ECU for any damages like water intrusion/corrosion damage inside the ECU from water? Test not OK: Rectify the damage to the ECU, clear the
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.