GM has issued a new service update with a remedy for the 2024 GMC Sierra 1500 when its brake system control module is affected by a programming ... GMC Sierra 1500 Units Need Brake Control ...

GM Issues Fix For Chevy Express, GMC Savana Body Control Module Problem In Canada . By Sam McEachern. October 26, 2020 2:58 pm . ... whereas US vehicles allow self-programming.