Lexus GS 350 2013 — technical service bulletin
Bulletin CSC-2013-350 · NHTSA communication 10044561 · issued May 16, 2012
Technical service bulletin
communication type
Engine
component
2013
model years
1
vehicle entries
Official summary
Lexus: click document search button for owner letter. Engine control module (ecm) will be reflashed to eliminate the sensation felt when upshifting, while in economy (eco) mode, into 3rd gear. *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.