Flash: Transmission Diagnostic And Shift Enhancements
Jeep technical service bulletin 21-014-17 for 2016 Jeep Cherokee.
- Bulletin number
- 21-014-17
- Component
- Power train
- Summary
- Flash: Transmission Diagnostic And Shift 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: Min spark changes to prevent catalytic converter overheating. 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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