Models covered: Vectra Saloon, Hatchback & Estate models, including special/limited editions. Petrol engines: 1.6. litre (1598cc), 1.8 litre (1796 & 1799cc), 2.0 litre (1998cc) & 2.2. litre (2198cc). Turbo-Diesel engines: 2.0 litre (1994cc) & 2.2 litre (2172cc). Does not cover 2.5 or 2.6 litre V6 petrol engines or dual fuel models