Chrysler 300 2012 — technical service bulletin
Bulletin SB-21-007-12 · NHTSA communication 10044176 · issued Mar 8, 2012
Technical service bulletin
communication type
Power Train
component
2012
model years
2
vehicle entries
Official summary
Chrysler/dodge: when shifting transmission, would experience a shudder, harsh shifting or a launch and mil would illuminate. *pe
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.