Flash: Transmission Shift And Drivability Enhancements
Jeep technical service bulletin 21-040-16 for 2016 Jeep Cherokee.
- Bulletin number
- 21-040-16
- Component
- Power train: automatic transmission: control module (TCM/PCM/tecm)
- 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 less than desirable upshift in the transmission.The following enhancements are included in the software update: Transmission up shift quality enhancement in conjunction with Powertrain Control Module (PCM) reprogram.
Owners of these vehicles have filed 638 complaints in the transmission category.
Vehicles covered
- Jeep Cherokee 2016 2016
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