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Over-the-air update 654.20

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)
TypeOver-the-air update
NHTSA id11028952
Published by NHTSA2026-02-24
Manufacturer's number654.20
Manufacturer's date2026-02-03
Campaign id or software version654.20
NHTSA componentUNKNOWN OR OTHER
Manufacturer's systemBCM, SRR, LRR: "BCM (Body Control Module), SRR (Short Range Radar), LRR (Long Range Radar)"

NHTSA's summary

• Fixes to help ensure proper functionality for heating and cooling features • Improvements to night mode lights for shifting gears • Fixes for Daytime Running Lamps turning on when set to Off • Fixes to help prevent erroneous missing key messages on driver display • Fixes for accuracy of low tire pressure alert • Fixes for speed threshold for pedestrian alerts • Improvements to the performance of driver assistance features • Fixes to help ensure accurate driver display messages and alerts • Improvements to adaptive cruise control, collision imminent braking, and diagnostic functionality

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 ESCALADE IQ2026
CADILLAC ESCALADE IQL2026

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