UK vehicle population (at Dec 2012) = 170,861. Model still current. Models covered Vauxhall / Opel Astra Hatchback and Estate models. Does not cover GTC or VXR Coupe models. Does not cover vans. Petrol: 1.4 litre (1364cc & 1398cc) & 1.6 litre (1598cc). Does not cover 2.0 litre (1998cc) engine. Diesel: 1.3 litre (1248cc), 1.7 litre (1686cc) & 2.0 litre (1956cc). Does not cover 2.0 litre (1956cc) bi-turbo engine.