# Service bulletin B540417

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.

- Type: Service bulletin
- NHTSA id: 10175280
- Published by NHTSA: 2020\-05\-18
- Manufacturer's number: B540417
- Manufacturer's date: 2020\-04\-01
- NHTSA component: VISIBILITY; STRUCTURE

## NHTSA's summary

CREAKING OR RATTLING NOISE FROM SUNROOF AREA: Creaking and/or rattling noise from the sunroof area especially when driving on uneven road surfaces. This can already take place as of low speeds. Incorrect torque applied to the mounting screws during production allowing flexing/movement around the sunroof cassette/glass unit. And/or Improperly installed \(loose\) threaded bushings in the roof panel.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10175280-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10175280-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Body and frame, Glass, wipers and mirrors

## Vehicles listed

- 2017 to 2019 BMW 740E
- 2017 to 2020 BMW 740I
- 2016 to 2017 BMW 740LI
- 2020 BMW 745E
- 2018 to 2019 BMW 750I
- 2016 to 2019 BMW 750LI
- 2018 to 2020 BMW B7 ALPINA
- 2017 to 2020 BMW M760I

## Other bulletins for the same vehicles and component

- [InVeh\-InApp\-Comm](/bulletins/11029007.md), 2026-02-25, Over\-the\-air update: STRUCTURE:BODY. It was found that a radio IHKA control panel without a CD slide compartment has been installed due to a logistics error in production. A CD cannot be inserted and the radio IHKA control panel should therefore be replaced.
- [B630418](/bulletins/11020927.md), 2025-07-28, Service bulletin: VISIBILITY/WIPER. One or more of the LED daytime running lights are dim or discolored.
- [B660325](/bulletins/11016446.md), 2025-04-03, Service bulletin: STRUCTURE:BODY. A check control message is displayed, indicating that the parking assistance systems have limitedfunctionality due to errors detected within PDC sensors. The warning indicates parking assistance featureshave limited functionality while the errors continue to be detected. Following faults may be stored 8031BA Ultrasonic Sensor Rear Side Left Software Error 8031CO Ultrasonic Sensor Rear outer left Software Error 8031AE Ultrasonic Sensor Rear Outer Right Software Error 8031A8 Ultrasonic Sensor Rear Side Right Software Error 8031B4 Ultrasonic Sensor Rear Middle Right Software Error 8031C6 Ultrasonic Sensor Rear Middle Left Software Error 8031CD Ultrasonic Sensor Voltage Supply Sensors Back: Short Circuit 8031CC Ultrasonic Sensor Voltage Supply Front: Short Circuit 8031CA Ultrasonic Sensors Front Extraneous Noise
- [B510819](/bulletins/10249437.md), 2024-02-01, Service bulletin: VISIBILITY:POWER WINDOW DEVICES AND CONTROLS; ELECTRICAL SYSTEM. The basic conditions for initializing the power windows are not met.
- [B612823](/bulletins/10245378.md), 2023-12-06, Service bulletin: VISIBILITY:POWER WINDOW DEVICES AND CONTROLS; ELECTRICAL SYSTEM. A thumping sound is heard when the window reaches the closing end stop.
- [B540521](/bulletins/10242698.md), 2023-09-25, Service bulletin: STRUCTURE:BODY:ROOF AND PILLARS; VISIBILITY:SUN/MOON ROOF ASSEMBLY. ?The sunroof will not operate in either direction.
- [B640821](/bulletins/10239614.md), 2023-07-24, Service bulletin: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. The air conditioning cycles from cold to warm air while driving or while at a stand still. The vent outlet temperatures vary by 25 degrees Fahrenheit or more \(38 F to 60 F \+\) without changing any climate control settings.
- [B514616](/bulletins/10238081.md), 2023-06-26, Service bulletin: STRUCTURE:BODY:TAILGATE. Upon opening and closing the tailgate, a creaking/groaning sound can be heard from tailgate actuator.
- [SIB510223](/bulletins/10236390.md), 2023-05-22, Service bulletin: STRUCTURE. POPPING SOUND AT THE TOP OF THE C\-PILLAR
- [B240222](/bulletins/10230725.md), 2023-01-30, Service bulletin: STRUCTURE. A cracking, metallic noise from under the center of the vehicle.

JSON: [/v1/bulletins/10175280](/v1/bulletins/10175280)

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