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RecallGazette

Vehicle problems, recalls & safety intelligence

Chrysler 300 2018–2027 — technical service bulletin

Bulletin S2621000004 · NHTSA communication 11038329 · issued Sep 30, 2026

Technical service bulletin
communication type
Power Train
component
2018–2027
model years
60
vehicle entries

Official summary

The Customer May Complain About a Popping Noise, Grinding Noise, or an Intermittent No Reverse or Forward Transmission Engagement. The Tech May Find Damaged and/or Worn Transmission Output Shaft Splines (850RE Transmission Only)

Vehicles covered

What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.