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Service bulletin 21NA119

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 id10200128
Published by NHTSA2021-08-09
Manufacturer's number21NA119
Manufacturer's date2021-06-29
NHTSA componentTIRES:PRESSURE MONITORING AND REGULATING SYSTEMS

NHTSA's summary

This technical bulletin provides repair information to correct a customer concern of Tire Pressure Monitor System Sensors Display Dashes with Trailer Connected.

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

Tires, Tire pressure monitoring

Vehicles listed
CADILLAC ESCALADE ESV2021
CADILLAC ESCALADE NA2021 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SUBURBAN2021
CHEVROLET TAHOE2021
GMC YUKON2021
GMC YUKON XL2021

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
07-03-16-004E2023-02-08. Service bulletin. This service bulletin provides information for tire pressure monitoring (TPM) system concerns.
000090002L2022-06-13. Service bulletin. This service bulletin provides information for accurate tire pressures that ensure the safe handling and appropriate ride characteristics of GM cars and trucks.