Lexus GS300 2001 — technical service bulletin
Bulletin 00502 · NHTSA communication 10000250 · issued Oct 18, 2002
Technical service bulletin
communication type
Engine and Engine Cooling
component
2001
model years
2
vehicle entries
Official summary
Engine control module (ecm) calibration update. Harsh 2-3 shift condition during acceleration with light throttle input. *tt
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.