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Ram TSB #21-018-21
2021 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. The customer may describe one or more of the following:During a 2 - 3 transmission upshift, the engine is hitting rev limit. Hesitation feel during a pedal tip in, while engine is warming up below 1 °C (30 °F) ambient temp.
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