When does an o5 plate suzuki alto need a oil and water change?

For a Suzuki Alto with an O5 plate, it is generally recommended to change the engine oil every 5,000 to 7,500 miles or every six months, whichever comes first. The coolant should typically be replaced every two years or as specified in the owner's manual. Always refer to the manufacturer's guidelines for the most accurate maintenance schedule. Regular checks can help ensure optimal performance and longevity of the vehicle.