What oil should you use for vauxhall vectra 2.2 sri 2002?

For a 2002 Vauxhall Vectra 2.2 SRI, it's recommended to use a high-quality engine oil that meets the specifications of ACEA A3/B3 and API SL. A 5W-30 or 10W-40 fully synthetic oil is typically suitable, depending on your climate and driving conditions. Always check the owner’s manual for specific recommendations and ensure the oil meets the manufacturer's standards.