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RecallGazette

Vehicle problems, recalls & safety intelligence

Lexus CT 2012–2024technical service bulletin

Bulletin LSB004323 · NHTSA communication 10244114 · issued Aug 21, 2023

Technical service bulletin
communication type
Unknown OR Other
component
2012–2024
model years
60
vehicle entries

Official summary

TSB: The air conditioning dye injection tool kit has been developed to aid in identifying the location of air conditioning refrigerant leaks. Follow the procedures outlined in this service bulletin to aid in locating, inspecting, and repairing refrigerant leaks.

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.