Chrysler Pacifica 2022 — technical service bulletin
Bulletin 18-026-26 · NHTSA communication 11029755 · issued Feb 26, 2026
Technical service bulletin
communication type
Power Train
component
2022
model years
2
vehicle entries
Official summary
Flash: Powertrain Control Module (PCM) Updates **Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs):** ● **P152F – Engine Hood Switch 2 / Engine Hood Switch 1 Correlation.** **Customers may also comment on one or more of the following:** ● **Engine Start/Stop feature is inoperable.** ● Battery depletes. ● Rough shifting while driving. ● Poor vehicle response and drop in engine speed when making light changes to the accelerator pedal position. ● Drop in engine speed when
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.