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Service bulletins for the 2011 BMW M3

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.

110 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Only bulletins with component: Heating and air conditioning are shown. Show all

Bulletins, newest first
B6507092018-12-10. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. Whistling Noise Coming from the Center Vent - A/C is Off . A very high pitched whistling or beeping noise is heard coming from the center vents. The flow of refrigerant through the expansion valve at certain temperature differentials.
B6403152018-11-05. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. Air Conditioning Cooling is Insufficient or Inoperative. The air conditioner system refrigerant level is low or empty. CAUSE The evaporator is leaking refrigerant.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.