Overview GM’s mid-year 2022 split for the Silverado and Sierra 1500 created one of the most confusing identification issues in… Read more How to Tell If Your Silverado or Sierra Is a Refresh Model (2022.5+)—Even If It Looks Like the Old Interior
Category: GM Architecture
Engineering insights into GM Global A and Global B electrical architectures, including network behavior, module interaction, CAN/CAN-FD communication, and platform-specific design differences. Covers foundational concepts that determine retrofit compatibility, programming behavior, and system-level operation across modern GM vehicles.