Chrysler 300M 2003 — technical service bulletin
Bulletin 1803402 · NHTSA communication 10000448 · issued Nov 22, 2002
Technical service bulletin
communication type
Power Train
component
2003
model years
4
vehicle entries
Official summary
Malfunction indicator light illumination and erroneous diagnostic trouble codes (dtc) - transaxle shift improvements. *tt
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.