If you don’t have a VIN (e.g., you are restoring a classic or working on a junkyard engine), you can search by Year, Make, and Model. For example: 2023 > GMC > Sierra 2500 HD . You will then need to manually select the specific engine (L5P Duramax) and transmission.
When GM discontinues a part, they don't delete it. They mark it as "Obsolete" and link it to the new part number. For example, a brake pad set might be replaced three times over a decade. The EPC traces the lineage. It also shows parts that are "Interchangeable" with other GM models. gm global epc -electronic parts catalogue-
: For dealerships and authorized repair facilities, the EPC often integrates with inventory management systems. This feature enables users to check the availability of parts in real-time, streamlining the repair process. If you don’t have a VIN (e