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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Repairpal verified 2007 Chrysler 300 problems
A transmission fluid leak can develop at the electrical connector on the automatic transmission. Replacement of the electrical connector may be necessary to correct the leak.
Software updates are available which may correct various electrical problems with the interior features and lighting.
Rear differential and axle seals are prone to repeated leaks.
A squeak may be heard from the base of the steering column while turning the steering wheel. The noise may be coming from the lower seal on the steering shaft. Lubrication of the seal will commonly correct this problem.