| Feature | GM Global EPC | Aftermarket Catalogs | | :--- | :--- | :--- | | | GM factory engineering | Scraped/Re-keyed data | | Diagram Quality | Official vector exploded views | Scanned line drawings or photos | | VIN Specificity | RPO-level precision (e.g., distinguishes between 4 different alternator amperages for same VIN) | Only year/engine basic match | | Supercession | Live, automatic, with notes | Often static or missing | | Cost | Paid subscription (approx $800–$1500/year) | Free or low-cost | | Accuracy for New Models | Same day as release | 3–12 months lag |
With a few clicks, Frank zoomed in on the exact axle assembly. He clicked the part on the illustration, and the system instantly provided the correct part number, local inventory, and pricing. gm global epc -electronic parts catalogue-
It links directly with Dealer Management Systems (DMS) to provide real-time inventory levels and customer pricing. | Feature | GM Global EPC | Aftermarket
before ordering. If a part shows “Disc – No Service,” it’s no longer available from GM. before ordering
: Users can search by VIN (Vehicle Identification Number) , part number, description, or model to ensure exact compatibility.