Lexus RX350 2010–2013 — technical service bulletin
Bulletin L-TT-0135-13 · NHTSA communication 10131965 · issued Jan 23, 2014
Technical service bulletin
communication type
Back Over Prevention
component
2010–2013
model years
4
vehicle entries
Official summary
Some 2010-2013 RX350 vehicles may exhibit an exhaust ?rattle? type noise from one or both of the two exhaust manifold heat shields pictured below:
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.