Lexus TSB #LSB006023

2016 Lexus RX 450h

TSB Document:

Affected Component: ENGINE AND ENGINE COOLING

Summary
TSB: Some 2019 ? 2023 model year ES 350, 2018 ? 2023 model year IS 350, IS 300, RC 350, RC 300, 2016 ? 2022 model year RX 350, and 2016 ? 2020 model year GS 350 vehicles equipped with a 2GR-FKS engine may exhibit a knocking noise from the vacuum pump at idle. Follow the Repair Procedure in this bulletin to improve this condition.

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Date Published
NOV 15, 2023
NHTSA TSB #
10247804
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