{"nhtsa_id":11025934,"type":"over_the_air","type_name":"Over-the-air update","date_added":"2025-12-02","date":"2025-11-20","document_id":"653.10","mfr_campaign":"653.10","replaces":null,"component":"UNKNOWN OR OTHER","mfr_system":"BCM, ECP, TCP: BCM (Body Control Module), ECP (Electrification Control Processor), TCP (Telematics Communication Platform)","summary":"(There may be future updates under this same release number.) This software update includes the following, if your vehicle is equipped: • 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 One-Pedal Driving • Improvements to propulsion and acceleration. • Fixes for vehicle diagnostics. • Improvements to the accuracy of propulsion messaging. • Improvements to vehicle safety features. • Fixes to help prevent loss of functionality for OnStar, infotainment apps, and connectivity features. 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.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11025934-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11025934-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11025934","components":[],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"BLAZER EV","year_from":2024,"year_to":2026,"match":"base","vehicle_ids":["2024_chevrolet_blazer","2025_chevrolet_blazer","2026_chevrolet_blazer"]}],"as_of":"2026-10-19","note":"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.","attribution":[]}