Ram TSB #21-042-19

2020 Ram 1500

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 the following:Harsh 3-2 downshift. Harsh 1-2 and 2-3 upshifts when cold. 4-5 shift clunk.

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Date Published
NOV 15, 2019
NHTSA TSB #
10169242
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