Jeep TSB #21-026-19

2019 Jeep Wrangler

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 excessive gear shifting above 120 kph (75 mph) at highway speeds.

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Date Published
MAY 10, 2019
NHTSA TSB #
10162547
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