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Service bulletin 21NA112

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 id10199274
Published by NHTSA2021-07-19
Manufacturer's number21NA112
Manufacturer's date2021-05-11
NHTSA componentELECTRICAL SYSTEM:ADAS:BLINDSPOT:SOFTWARE

NHTSA's summary

This technical bulletin provides repair information to correct a customer concern of Escalade Vehicle Software Configuration Management Update (VesCom) 21.10 for Customer Unable to Download the OTA.

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

Driver assistance, Electrical system, Blind spot detection

Vehicles listed
CADILLAC ESCALADE ESV2021
CADILLAC ESCALADE NA2021 (the catalog's model; the bulletin names a series or trim of it)

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
PIT5698B2021-09-13. Service bulletin. This Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when working on a LIN bus.