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Service bulletin B340319

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 id10169459
Published by NHTSA2019-12-16
Manufacturer's numberB340319
Manufacturer's date2019-11-01
NHTSA componentSTRUCTURE:BODY:DOOR

NHTSA's summary

HUMMING RUMBLING NOISES AFTER OPENING THE DOOR: After waking up/unlocking and entering the vehicle a humming/rumbling noise may occur.

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

Body and frame

Vehicles listed
BMW 530E2018
BMW 530I2017, 2018
BMW 540D2018
BMW 540I2017
BMW 640I2018
BMW 740E2017
BMW 740I2017
BMW 740LI2016 to 2017
BMW 750LI2016 to 2017
BMW M550I2017
BMW M760I2017

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

Other bulletins for the same vehicles and component
B5405212023-09-25. Service bulletin. ?The sunroof will not operate in either direction.
B5146162023-06-26. Service bulletin. Upon opening and closing the tailgate, a creaking/groaning sound can be heard from tailgate actuator.
B2402222023-01-30. Service bulletin. A cracking, metallic noise from under the center of the vehicle.
SIB0104212022-10-17. Service bulletin. For the eligible vehicles, BMW of North America, LLC (BMW NA) is extending the limited warranty for the vehicle's Radiator Grille Upper and Lower Active Air Flaps to: 15 years/150,000 miles as determined by the vehicle's original in-service date. This component-specific limited warranty extension applies to defects in materials or workmanship.This coverage is subject to the same vehicle eligibility requirements, limitations, and exclusions that apply to the BMW New Vehicle Limited Warranty for Passenger Cars and Light Trucks. Air flap issues caused by debris/blockage from outside influences is not a defect in materials or workmanship and is not claimable. During the extended limited warranty coverage period (Eligible vehicles that are beyond the 4 year/50,000 mileage New Vehicle Limited Warranty coverage), Active Air Flap repairs for surface appearance/cosmetic-related defect issues are not covered. 1. Air flap control (link), active upper. 1. Air flap control (drive), active upper. 2. Air flaps upper (assembly) 3. Air flaps, lower (assembly).
SIB0101192022-10-17. Service bulletin. For the eligible vehicles, BMW of North America, LLC (BMW NA) is extending the limited warranty for the vehicle's Radiator Grille Upper and Lower Active Air Flaps to: 10 years/120,000 miles as determined by the vehicle's original in-service date. This component-specific limited warranty extension applies to defects in materials or workmanship. This coverage is subject to the same vehicle eligibility requirements, limitations, and exclusions that apply to the BMW New Vehicle Limited Warranty for Passenger Cars and Light Trucks. Air flap issues caused by debris/blockage from outside influences is not a defect in materials or workmanship and is not claimable. During the extended limited warranty coverage period (Eligible vehicles that are beyond the 4 year/50,000 mileage New Vehicle Limited Warranty coverage), Active Air Flap cosmetic defect issues are not covered. 1. Air flap control (link), active, upper (G12, G30) 1. Air flap control (drive), active, upper. 2. Air flaps, upper (assembly). 3. Air flaps, lower (assembly).
B6122192022-01-24. Service bulletin. The customer states that the vehicle locks itself when the last door was closed, even though the remote control/display key was inside the vehicle.
B6101212021-02-22. Service bulletin. BATTERY DOES NOT CHARGE WITH EXTERNAL CHARGER AND CLOSED HOOD: After the vehicle has been charged using a 12 V charger with the hood closed during a long stationary period, the 48 V battery may be totally discharged, and possible replacement is needed.
B5408192020-12-21. Service bulletin. SUNROOF REVERSES WHEN CLOSING: The sunroof reverses direction (anti-traps) just as the sunroof glass meets the wind deflector. The sunroof may not properly initialize as a result.
B5127202020-12-21. Service bulletin. FUEL FILLER DOOR WILL NOT OPEN: The fuel filler door (aka flap) will not open. In rare cases, if the vehicle is locked using the remote control key and the fuel filler door is pushed closed simultaneously, the fuel door can enter a locked state that cannot be unlocked.
B0112192020-11-23. Service bulletin. FRONT GRILLE UPPER/LOWER ACTIVE AIR FLAPS: LTD WTY EXT TO 15 YEARS/150,000 MILES: Component-Specific Limited Warranty Extension This component-specific limited warranty extension applies to defects in materials or workmanship. This coverage is subject to the same vehicle eligibility requirements, limitations, and exclusions that apply to the BMW New Vehicle Limited Warranty for Passenger Cars and Light Trucks. Air flap issues caused by debris/blockage from outside influences is not a defect in materials or workmanship and is not claimable. During the extended limited warranty coverage period (Eligible vehicles that are beyond the 4 year/50,000 mileage New Vehicle Limited Warranty coverage), Active Air Flap cosmetic defect issues are not covered.