Service bulletin 520313

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)
Type	Service bulletin
NHTSA id	10149601
Published by NHTSA	2018-11-26
Manufacturer's number	520313
Manufacturer's date	2013-05-01
NHTSA component	SEATS

NHTSA's summary

Rattle Noise from Rear Seat Backrest. A rattle noise can be heard from the rear seat area when the vehicle is driven. CAUSE The left and right rear seat backrest locks have insufficient lubrication.

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

Seats

Vehicles listed
BMW X3	2011, 2012, 2013, 2014
BMW X5	2007, 2008, 2009, 2010, 2011, 2012, 2013
BMW X5 M	2010 to 2012
BMW X6	2008, 2009, 2010, 2011, 2012, 2013, 2014
BMW X6 M	2010 to 2012

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

Recalls for the same vehicles and component
2016242	2016-05-20. Seats And Restraints

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
B521823	2024-01-03. Service bulletin. A noise can be heard from underneath the seat while the seat is being moved either forwards or backwards. This can occur to the driver’s and/or the passenger’s front seat.
B522319	2023-11-01. Service bulletin. Second seat row blocking access to third seat row, program seat modules. Visible stitching on first row sport seat. Third seat row backrest Bowden cable routing and length change.
B650414	2022-12-12. Service bulletin. According to the customer, the airbag warning light was on, but it may not be illuminated when the vehicle arrives in the workshop. 1. ACSM fault code "930A60 - Seat occupancy detection, front passenger; malfunction" is stored. The fault may or may not currently be present. Or 2. ACSM fault code "930A1C - Front passenger seat occupancy detection transmitting fault(moisture)" is stored. The fault may or may not currently be present.
B521919	2022-10-31. Service bulletin. The passenger's side (right rear) of the 60/40 split 2nd row seat may intermittently not fully latch into position on one side (inner rail).
B520622	2022-10-31. Service bulletin. When returning the 2nd row seat 40% (right) side from Easy-Entry: The seat stops moving before reaching the final home position, a check control message (CCM) appears alerting the customer that the seat back is unlocked. The passenger's side (right rear 40% seat) of the 60/40 split 2nd row seat may intermittently not fully latch into position on one side (inner rail).
B520422	2022-10-31. Service bulletin. When returning the 2nd row seat 60% (left) side from Easy-Entry: The seat stops moving before reaching the final home position, a check control message (CCM) appears alerting the customer that the seat back is unlocked.
B520419	2022-10-31. Service bulletin. The driver's side (left rear) of the 60/40 split 2nd row seat may intermittently not fully latch into position on one side (inner rail).
B520818	2019-02-25. Service bulletin. FRONT PASSENGER SEAT SPORADIC MOVEMENT. Occasional stopping of seat adjustability movement in the driver and front passenger seats when occupied.
652113	2018-11-13. Service bulletin. When Unlocking with Comfort Access the Outside Door Mirrors Are in the Wrong Position. The vehicle is locked with one remote key and then enters sleep mode. The vehicle is then unlocked using one of the outside door handles with the second remote key. The outside door mirrors do not move to the correct position. The seats do move into the correct position. CAUSE Software error in driver's seat module
B520318	2018-10-09. Service bulletin. MEMORY SEAT ADJUSTMENT IS LIMITED: After programming the vehicle with ISTA 4.10.2x, the adjustment range of the memory seat may restricted.