2021-2024 BMW X5 X6 X7 Sunroof Sunshade Loose TSB

Owners of 2021-2024 BMW X5, X6, and X7 models may experience issues with their front panoramic sunroof roller sunshade. This problem, where the sunshade is either bunching up during operation or appears loose and hangs down, is addressed by BMW Service Information Bulletin SI B54 13 19. This bulletin, dated January 5, 2024, is Revision 3 and supersedes the previous SI B54 13 19 dated February 2022.

This bulletin specifically applies to vehicles equipped with an Alcantara headliner (option codes 776 or XD5).

Symptoms

The primary symptom of this issue is a panoramic sunroof roller sunshade that is "bunching up during operation or may hang down and appear loose." If you notice your BMW X5 sunroof sunshade loose or behaving erratically, this bulletin may apply to your vehicle.

Cause of the Problem

The root cause identified for the roller sunshade malfunction is that the "Alcantara material may be too thick to operate correctly in the panoramic sunroof frame." This thickness can impede the smooth movement of the sunshade, leading to it becoming loose or bunched up. This is why the issue of a BMW X5 sunroof sunshade loose is specific to vehicles with Alcantara headliners.

Important Warnings for Owners

BMW has issued specific instructions and warnings regarding this repair:

• "This bulletin only applies to vehicles with an Alcantara headliner."
• During the repair process, technicians are explicitly instructed: "DO NOT ALLOW THE SHADE TO UNWIND." Unwinding the shade could complicate the repair.
• If a replacement sunshade is installed, technicians are warned: "Do not install a sunshade that is below PHL 095-2." This indicates a specific version or specification for the replacement part.

Repair Procedure Summary

To correct the issue of a BMW X5 sunroof sunshade loose, BMW outlines a multi-step procedure. The correction may involve one or more of the following actions:

1. Inspection: Inspecting the panoramic sunroof frame ID label.
2. Replacement: Replacing the roller sunshade or the entire panoramic sunroof frame.
3. Adjustment: Adjusting the tension of the roller sunshade.

The detailed procedure involves completely opening the roller sunshade and then removing the FZD (Roof function center) following repair instructions REP 61 31 544. Technicians then inspect the "PHL" number on the ID sticker of the sunroof frame. Depending on the model (G05, G06, G07) and whether the vehicle has option code 407 "Panoramic Sky Lounge LED Roof," different PHL number thresholds determine the next steps.

If replacement is necessary, the complete sunroof assembly may be replaced following REP 54 13 085, along with the roller sunshade using REP 54 13 548. A critical step involves adding tension to the roller sunshade by turning its reel clockwise two complete revolutions and reinserting a locking pin, ensuring the shade material is held tight to prevent unwinding.

Required Parts and Materials

For the repair, specific parts and materials may be required:

• Carbaflo KSP 105 (50 g): Part Number 83 23 0 309 627. This perfluorinated high-performance lubricant is used to lightly lubricate the guide bands when reinstalling the sunshade.
• Roller sunblind: Refer to ETK/AIR for specific part numbers.
• Panoramic roof frame: Refer to ETK/AIR for specific part numbers.
• Screw for glass slide/tilt sunroof panel: Refer to ETK/AIR for specific part numbers.

Warranty Information

This repair, identified by Defect Code 5412213700, is covered under the terms of the BMW New Vehicle Limited Warranty for Passenger Cars and Light Trucks. Dealers should refer to SI B01 01 20 or B01 07 20 for applicable procedures regarding documenting and claiming work time.

Owner Action

If you are experiencing a loose or bunched-up panoramic sunroof sunshade in your 2021-2024 BMW X5, X6, or X7, especially if your vehicle has an Alcantara headliner, it is recommended to contact your authorized BMW dealer. Reference Service Information Bulletin SI B54 13 19 when discussing the issue to ensure they are aware of the specific repair procedure.

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Source: NHTSA ID: 10249025