Chevrolet Recalls EVs Over Battery Module Glitch: Blazer and Silverado Affected

General Motors has launched a service campaign to address a battery management software error affecting several of its electric vehicles — including the Chevrolet Blazer EV, Silverado EV, and BrightDrop 400 and 600 delivery vans. The issue stems from a malfunction in the Battery Energy Control Module, which can prevent the system from exiting its initialization mode if the cell monitoring unit fails to activate properly.

The fix, identified under the internal code N232401570, involves a software reflash of the battery control module. The good news for owners: no hardware replacement is required. The update can be installed either at dealerships or remotely over-the-air (OTA), provided the owner has opted in to receive OTA updates. The recall covers 2023 and 2024 model-year vehicles, and the campaign will remain active until October 31, 2027.

GM hasn’t disclosed how many vehicles are affected, though analysts expect the total to be relatively modest due to the limited production of both the Blazer EV and Silverado EV. The recall also includes BrightDrop vans, which were initially marketed under a separate brand but have since been integrated into Chevrolet’s lineup starting in 2025. The move simplifies service and unifies GM’s EV ecosystem under one umbrella.

By addressing the issue promptly, General Motors continues to reinforce customer confidence in its EV lineup. While the glitch doesn’t pose a safety risk, the proactive software correction underscores GM’s commitment to reliability and transparency — key factors as automakers face growing scrutiny over electronic systems in next-generation electric vehicles.