Service bulletins for the 2017 Chrysler Pacifica
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
553 on file from NHTSA, as of 2026-10-19.
About P1CC9 on the 2017 Chrysler Pacifica: what the code means, and the bulletins and recalls about the same components.
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By component
By trouble code
Only bulletins with trouble code: P1CC9 are shown. Show all
| 2102216 | 2022-10-17. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. 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: 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. |
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| 2100821 | 2022-09-26. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following DTCs:P0732-00 - Gear 2 Shift Incorrect Ratio(Software Has Been Updated to Better Address This Concern). P0887-00 - TCM Power Control Circuit High. 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 customers may also experience the following:Harsh upshifts, 1-2, 2-3, 3-4, or 4-5. Harsh coasting downshift, while braking when the vehicle is near a complete stop. The following improvement is also included in this update:Shifter interlocking improvement in an event of brake signal loss to the TCM. |
| 21-027-17 | 2022-09-15. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. 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. |
| 21-022-16 | 2022-08-08. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. 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. |
| 21-008-21 | 2021-04-26. Service bulletin. POWER TRAIN; EXTERIOR LIGHTING; ELECTRICAL SYSTEM. Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following DTCs:P0732-00 - Gear 2 Shift Incorrect Ratio(Software Has Been Updated to Better Address This Concern). P0887-00 - TCM Power Control Circuit High. 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 customers may also experience the following:Harsh upshifts, 1-2, 2-3, 3-4, or 4-5. Harsh coasting downshift, while braking when the vehicle is near a complete stop. The following improvement is also included in this update:Shifter interlocking improvement in an event of brake signal loss to the TCM. |
| 21-022-16 | 2018-06-11. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. 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. |
| 21-027-17 | 2018-06-04. Service bulletin. POWER TRAIN. 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. |
| 21-022-16 | 2016-09-14. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. "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." |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.