Lexus GS 350 2008–2009 — technical service bulletin
Bulletin LSB-0004-10 · NHTSA communication 10033626 · issued Jan 14, 2010
Technical service bulletin
communication type
Engine and Engine Cooling
component
2008–2009
model years
8
vehicle entries
Official summary
Lexus: some vehicles equipped with a 2gr-fse or 4gr-fse engine may exhibit a mil on condition with one or more of the following diagnostic trouble codes (dtcs)-p0128-coolant thermostat (coolant thermostat below thermostat regulating temperature), p0116-engine coolant temperature range/performance problem. *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.