Opel Astra 1998 1.8 petrol service and maintenance

Engine oil

Engine oil capacity: 4.3 litres (4.5 quarts)
Recommended oil type (Oil Viscosity Classification SAE) is 5W-30

Timing belt

Manufacturers recommended timing belt replacement interval for Opel Astra 1.8 petrol is 60,000 km.

Running your car in aggressive environments (e.g. salt, sand, etc.) causes timing belt to degrade faster and reduces its lifespan; under such conditions, the belt may need to be replaced sooner.