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July 26, 2021 Service bulletin

Some 2007 ? 2022 model year Lexus vehicles in particular geographic areas may exhibit a condition where...

Lexus technical service bulletin L-SB-0024-21 for 2007-2022 Lexus ES350, 2010-2022 Lexus RX350 and 2011-2022 Lexus RX Hybrid and others.

Bulletin number
L-SB-0024-21
Component
Equipment: appliance: air conditioner
Summary
TSB: Some 2007 ? 2022 model year Lexus vehicles in particular geographic areas may exhibit a condition where the HVAC evaporator drain hose has become obstructed with an insect nest. An insect repellent drain hose tip (ARINIX® Tip) is available to help minimize future occurrences of this environmental condition. For some models, a new drain hose is required to properly fit the ARINIX® Tip. Follow the procedures in this bulletin for proper handling and installation of this optional service part.

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