# Over\-the\-air update N24\-248403 \(V604.01\)

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: 11021064
- Published by NHTSA: 2025\-07\-31
- Manufacturer's number: N24\-248403 \(V604.01\)
- Manufacturer's date: 2025\-07\-22
- Campaign id or software version: N24\-248403 \(V604.01\)
- NHTSA component: UNKNOWN OR OTHER
- Manufacturer's system: ACP2, BCM,CGM, ELM, SBZA, SRR, TCP, LRR, TPIM: ACP2, BCM,CGM, ELM, SBZA, SRR, TCP, LRR, TPIM

## NHTSA's summary

This software update includes the following, if your vehicle is equipped: • Improvements to accuracy of Lane Keep Assist warnings. • Fixes to allow driver to connect to Wi\-Fi for software updates. • Fixes for software updates and key card responsiveness. • Improvements to rear view camera performance. • Fixes to help prevent battery drain. • Fixes to responsiveness issues with Wi\-Fi, Navigation, Super Cruise, and OnStar. • Improvements to software updates. • Improvements to OnStar emergency calls. • Fixes to address cellular connectivity issues. 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

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2025/MC-11021064-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2025/MC-11021064-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Vehicles listed

- 2024 CHEVROLET BLAZER EV

JSON: [/v1/bulletins/11021064](/v1/bulletins/11021064)

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