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Service bulletin 25-NA-001

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 id11016963
Published by NHTSA2025-04-14
Manufacturer's number25-NA-001
Manufacturer's date2025-03-13
NHTSA componentPOWER TRAIN

NHTSA's summary

This service bulletin provides repair information to correct a customer concern of a transmission fluid leak.

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

Transmission and driveline

Vehicles listed
BUICK ENCLAVE2024, 2025
BUICK ENCORE GX2024, 2025
CADILLAC XT42024, 2025
CADILLAC XT52024, 2025
CADILLAC XT62024, 2025
CHEVROLET BLAZER2024, 2025
CHEVROLET EQUINOX2025
CHEVROLET TRAILBLAZER2024, 2025
CHEVROLET TRAVERSE2024, 2025
GMC ACADIA2024, 2025
GMC TERRAIN2024, 2025

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
N252502891-012026-08-20. Service campaign. Certain vehicles may have a condition in which the internal differential nut was cross threaded or missing during assembly. Dealers will review the vehicles service history in IVH, and if necessary, replace the rear electric drive transmission module.
N252502890-012026-08-20. Service campaign. Certain vehicles may have a condition in which the internal differential nut was cross threaded or missing during assembly. Dealers will review the vehicles service history in IVH, and if necessary, replace the front electric drive transmission module.
N242471460-012026-08-20. Service campaign. Certain vehicles may have been built with an Electric Drive Unit mounting bolt that is too long, causing damage to the Drive Unit case. Dealers will inspect and replace the Electrical Drive Unit if necessary.
PIE0814B2025-09-10. Service bulletin. This engineering information (EI) closure ends the need for requesting further information from technicians in regard to the Service AWD Lamp illuminated on Driver Information Center (DIC) and to refer to SI for further diagnosis.
PI0281L2025-06-12. Service bulletin. This preliminary informational (PI) bulletin provides information to dealership personnel that may be helpful when addressing underbody component corrosion with customers.
PIE0814A2025-04-15. Service bulletin. This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regard to the Service AWD Lamp illuminated on Driver Information Center (DIC).
19-NA-2002025-04-10. Service bulletin. This service bulletin provides a repair procedure to correct a customer concern of start/stop inoperative, MIL illuminated w/DTC P2797.
PIP6036A2025-04-07. Service bulletin. This Preliminary information communicates diagnostic aids for a surge or fishbite concern
25-NA-0012025-03-14. Service bulletin. This service bulletin provides repair information to correct a customer concern of a transmission fluid leak.
24-NA-2322025-03-14. Service bulletin. This technical bulletin provides repair information to correct a customer concern of Metallic Noise from Rear Differential on Acceleration.