Lexus RX350 2017–2022 — technical service bulletin
Bulletin LTT031322 · NHTSA communication 10214330 · issued Mar 21, 2022
Technical service bulletin
communication type
Engine and Engine Cooling
component
2017–2022
model years
6
vehicle entries
Official summary
TT: Some 17-22MY RX350 vehicles with engine serial numbers that start with F or G, may experience an engine oil leak condition from the No.2 Oil pan. This issue is currently under investigation. Please take detailed pictures of the location of the oil pan leak condition before repair. If the condition is on applicable vehicles with engine serial numbers that do not start with F or G, disregard and proceed with normal repair.
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.