| Source | Free? | VIN input | Diagrams | New models | Ads | Legit? | |--------|-------|-----------|----------|-------------|-----|--------| | | Yes | Yes | Good | Up to ~2018 | Yes | Unofficial | | gmepc.com | Yes | Partial | Basic | Up to ~2012 | Few | Unofficial | | opel.epc-data.com | Yes | Yes | Good | Limited | Yes | Unofficial | | ECAT24.com | No (~$8/day) | Yes | High-res | Up to current | No | Unofficial but stable | | Opel dealer portal | No (subscription) | Yes | Full | Current | No | Official |
The core entry point for accurate parts identification. opel epc online catalog work