Over-the-air update N25-252332
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.
| Type | Over-the-air update |
|---|---|
| NHTSA id | 11034038 |
| Published by NHTSA | 2026-06-24 |
| Manufacturer's number | N25-252332 |
| Manufacturer's date | 2026-06-16 |
| Campaign id or software version | N25-252332 |
| NHTSA component | UNKNOWN OR OTHER |
| Manufacturer's system | TCP: TCP (Telematics Connectivity Platform) |
NHTSA's summary
• Fixes to help prevent loss of functionality for connectivity features such as OnStar, Wi-Fi, Navigation, and Super Cruise.
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.
| BUICK ENCLAVE | 2025, 2026 |
|---|---|
| BUICK ENVISION | 2026 |
| CADILLAC CELESTIQ | 2025, 2026 |
| CADILLAC CT4 | 2025, 2026 |
| CADILLAC CT5 | 2025, 2026 |
| CADILLAC LYRIQ | 2023, 2024, 2025, 2026 |
| CADILLAC OPTIQ | 2025, 2026 |
| CHEVROLET BLAZER EV | 2024, 2025, 2026 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET COLORADO | 2023, 2024 |
| CHEVROLET CORVETTE CONVERTIBLE | 2026 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET CORVETTE CONVERTIBLE E-RAY | 2026 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET CORVETTE COUPE | 2026 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET CORVETTE COUPE E-RAY | 2026 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET EQUINOX | 2026 |
| CHEVROLET EQUINOX EV | 2024, 2025, 2026 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET SILVERADO EV | 2024 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET SILVERADO EV | 2026 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET TRAVERSE | 2025, 2026 |
| GMC ACADIA | 2025, 2026 |
| GMC CANYON | 2023, 2024 |
| GMC SIERRA EV | 2024 (the catalog's model; the bulletin names a series or trim of it) |
| GMC SIERRA EV | 2026 (the catalog's model; the bulletin names a series or trim of it) |
| GMC TERRAIN | 2026 |
Listing a model year does not mean every vehicle of it is concerned: the document says which.