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Service bulletin 21930Aa

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 id10248437
Published by NHTSA2024-01-08
Manufacturer's number21930Aa
Manufacturer's date2016-01-25
NHTSA componentSEATS

NHTSA's summary

Third Row Seat Crossbar Weld

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
BUICK ENCLAVE2016
CHEVROLET TRAVERSE2016
GMC ACADIA2016

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

Recalls for the same vehicles and component
15V8330002015-12-11. SEATS

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
06-00-89-029V2024-05-16. Service bulletin. This service bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
21930A2024-01-08. Service bulletin. Third Row Seat Crossbar Weld
PIE0509B2019-09-23. Service bulletin. This engineering information (EI) closure ends the need for information from the field for a condition of drivers seat track will not adjust forward and/or backwards and becomes seized.
PIE0509A2019-07-01. Service bulletin. This engineering informational bulletin is requesting information from the field to determine a root cause for a condition of drivers seat track will not adjust forward and/or backwards and becomes seized. This PIE revision adds the Acadia, XT5, Traverse and Enclave Models.
060850009J2019-03-25. Service bulletin. This informational bulletin provides information for information on passenger presence sensing system (PPS or PSS) concerns with custom upholstery, accessory seat heaters or other comfort enhancing devices.
12-09-41-002D2017-08-31. Service bulletin. This informational bulletin explains not to put anything metal or conductive on the passenger seat or it may set the reminder chime off.
PI0521E2017-08-15. Service bulletin. This preliminary informational bulletin provides a procedure to reposition the driver or passenger seat and install shims to correct a condition of a creak noise originating from the seat track due to a malfunction within the seat mount.
06-08-50-009I2017-08-15. Service bulletin. This informational bulletin provides Information on Passenger Presence Sensing System (PPS or PSS) Concerns with Custom Upholstery, Accessory Seat Heaters or Other Comfort Enhancing Devices
16-NA-2322017-07-18. Service bulletin. This informational bulletin provides information on the inboard seat airbag is mounted in this area and creates a slightly different contour of the seat causing an appearance concern, and that this should be considered normal and no parts should be replaced for this concern.