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Service bulletin B640124

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10250603
Published by NHTSA2024-03-02
Manufacturer's numberB640124
Manufacturer's date2024-02-20
NHTSA componentVISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM; UNKNOWN OR OTHER

NHTSA's summary

A drumming noise is heard when the air conditioning system is operating.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Glass, wipers and mirrors, Heating and air conditioning

Vehicles listed
BMW I52024
BMW I72023, 2024

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
20235192023-09-21. Visual System
23V6440002023-09-20. VISIBILITY/WIPER

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
B5102242024-04-01. Service bulletin. A squeaking sound is heard when folding either of the exterior mirrors assemblies in or out.
SIB6404232023-05-15. Service bulletin. A noise can briefly be heard from the front left of the engine compartment near the air conditioning refrigerant line. The noise can be heard in the passenger compartment with the hood closed.
B5103232023-03-20. Service bulletin. On the G70 vehicles, all panes are installed as laminated safety glass panes when SA 0356 Climate comfort laminated glass is ordered.