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Over-the-air update 625.30

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 id11022230
Published by NHTSA2025-08-29
Manufacturer's number625.30
Manufacturer's date2025-08-29
Campaign id or software version625.30
NHTSA componentUNKNOWN OR OTHER
Manufacturer's systemBCM, BSM, ICCM, TCM, WCM: BCM (Body Control Module), BSM (Bi-directional Switching Module), ICCM (Integrated Chassis Control Module), TCM (Transmission Control Module), WCM (Wireless Charging Module)

NHTSA's summary

Software Update GM 625.30 • Improves Check Engine Light accuracy • Improves center display adjustment to ambient lighting changes. • Improves warnings when a key is missing. • Improves tuning for interior lighting in Stealth mode. • Improves automatic low beam headlamp logic. • Improves AWD notifications. • Fixes a known iPhone 15 charging issue that affects some devices During the update process, your radio may stay on up to 5 minutes after you exit the vehicle. This is expected behavior when an update package is onboard the vehicle. Do not service your vehicle during installation.

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
CHEVROLET CORVETTE2025

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