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For interior pieces or painted body panels, the EPC utilizes specific "X" codes or trim codes from your VIN to identify the exact fabric pattern or paint code required. Summary for Mechanics and Parts Specialists
If all you have is a number stamped on a part (likely the GM number), enter it into the search function. The catalog will often cross-reference it to display the ordering catalog number and the diagrams where that part is used.
Automotive manufacturers frequently change parts mid-production. The VIN identifies the exact day and factory where the car was built, filtering out parts designated "Up to chassis number..." or "From chassis number...". opel epc online catalog work
If a VIN does not fully filter a sub-category, you may see notes like or H1000001- . The hyphen before the number means "up to this chassis number," while the hyphen after means "from this chassis number onward." You must compare these digits against the final eight characters of your vehicle's VIN to determine the correct cutoff point. Summary of Benefits
Tracks if a part number was replaced by a newer, updated version. How the Opel EPC Interface Works For interior pieces or painted body panels, the
If you work with the Opel EPC online, you must understand the chronological split in how the catalog data is structured, resulting from Opel’s corporate history.
Automatically updates old part numbers to active, superseding replacements. ⚙️ How the Opel EPC Online Catalog Works The hyphen before the number means "up to
You feed the engine your unique 17-digit alphanumeric VIN string. The algorithm reads the manufacturer code, vehicle attributes, engine variant, transmission specs, and factory origin options. It systematically hides components that do not belong to that exact build.
A unique and important feature of the Opel EPC is that it displays two numbers for each part:
Extracts factory build sheets to filter parts specific to one vehicle.