Generation
OPEL SIGNUM 2003 (2003–2008)
The OPEL SIGNUM (2003) was produced from 2003 to 2008. MotorDox lists 1 trim for this generation. The OPEL SIGNUM 2003 was produced from 2003 to 2008. The catalogue lists 1 trim. Published specification figures are not available for these trims yet. Open a trim for the full specification.
Last updated 4 November 2026. Unpublished figures are shown as Not available. Fuel economy, CO₂, engine size, fuel, transmission, Euro standard and noise can come from the Vehicle Certification Agency car fuel data, which data.gov.uk lists as Creative Commons Attribution. See the spec glossary. Report a correction.