Flash: Transmission Shift and Drivability Enhancements This bulletin involves reprogramming the...
Chrysler technical service bulletin 21-027-17 for 2017 Chrysler Pacifica.
- Bulletin number
- 21-027-17
- Component
- Power train
- 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 Codes (DTCs) stored in the TCM memory:P1B13-00 - Park by Wire Unintended Out Of Park Position. P1DCD-00 - TCM Monitoring Processor Performance Multiple Clutches Locked Up. U0103-00 - Lost Communication With Electric Gear Shift Module. P1CC9 - Unable To Engage Gear. P1DDE-00 - Ignition Run/Start Input 1-2 Correlation. The following improvement is also included in this update:Shifter interlocking improvement in an event of brake signal loss to the TCM.
Owners of these vehicles have filed 474 complaints in the transmission category.
Vehicles covered
- Chrysler Pacifica 2017 2017
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