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Jeep TSB #21-034-21
2021 Jeep Renegade
TSB Document:
Affected Component: ELECTRICAL SYSTEM
- Summary
- Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. Customers may experience one or more of the following concerns:Harsh 1-2 or 3-4 upshifts
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