Chrysler Pacifica 2017 — technical service bulletin
Bulletin 21-022-16 · NHTSA communication 10217609 · issued Jun 11, 2016
Technical service bulletin
communication type
Electrical System
component
2017
model years
1
vehicle entries
Official summary
Flash: Transmission Shift And Drivability Enhancements This bulletin involves reprogramming the Transmission Control Module (TCM) with the latest available software. Some customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation, a technician may find the following Diagnostic Trouble Code (DTC) stored in the TCM memory: · P1CC9 - Unable To Engage Gear.
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.