PCM/TCM Software Updates Will Address Shifting Problems on Chrysler 300

Submitted by Vehicle Owner · Sep 11, 2025
Published by RepairPal

Problem overview

If you experience rough shift and/or shuddering during gear shifting, software updates to the powertrain control and transmission control modules (PCM and TCM) are available which may address these problems. On higher mileage vehicles, a mechanical failure may exhibit similar symptoms. Proper diagnoses should be performed before any repairs or software upgrades are attempted

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