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Service bulletin N252521591

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 id11031258
Published by NHTSA2026-04-10
Manufacturer's numberN252521591
Manufacturer's date2026-04-10
NHTSA componentUNKNOWN OR OTHER

NHTSA's summary

This message is to inform dealers that Service Update bulletin N252521591, is being temporarily suspended for the models above equipped with RPO UKL or UK0. Involved vehicles will be temporarily removed from IVH. Dealers will be notified when repairs can be resumed. We apologize for any inconvenience this situation may cause.

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.

Vehicles listed
CADILLAC ESCALADE2026
CADILLAC ESCALADE ESV2026
CHEVROLET SUBURBAN 15002026 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET TAHOE2026
GMC YUKON2026
GMC YUKON XL2026

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