Over-the-air update 652.20
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.
| Type | Over-the-air update |
|---|---|
| NHTSA id | 11024671 |
| Published by NHTSA | 2025-10-31 |
| Manufacturer's number | 652.20 |
| Manufacturer's date | 2025-10-27 |
| Campaign id or software version | 652.20 |
| NHTSA component | UNKNOWN OR OTHER |
| Manufacturer's system | ACP, LRR: ACP (ADAS Compute Platform), LRR (Long Range Radar) |
NHTSA's summary
This software update includes the following, if your vehicle is equipped: •Improves Super Cruise and parking assist behavior •Reduces false alerts and feature interruptions •Fixes to help ensure accurate braking when a vehicle is detected. •Fixes to address erroneous braking. •Improvements to vehicle acceleration response in heavy traffic. •Improvements to braking responsiveness. 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.
| CHEVROLET BLAZER EV | 2025 (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.