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2021-2023 BMW HVAC Groaning Noise SIB 64 04 22
A common issue in 2021-2023 BMW models, including the 2023 BMW 340i, is an interference or groaning noise from the heating and air-conditioning unit. BMW Service Information Bulletin SIB 64 04 22 outlines the cause and repair procedure for this issue.
2021-2024 BMW Seat Module Inoperative TSB SI B52 17 23
BMW has issued Service Information Bulletin SI B52 17 23 to address instances where a front seat becomes inoperative, including the seat heater and power supply, due to a blown seat module fuse. This TSB outlines the cause and repair for affected 2021-2024 BMW models.