Like other car parts that have been made to last longer, most car batteries are maintenance-free and can last more than three years. The first sign that may indicate you need a new battery is if you have trouble starting the engine.
Changing tyre position is very important and reduces uneven wear and tear on the tread, thus extending the life of the tyres. Generally they should be rotated diagonally - front right to rear left and front left to rear right. You also need to check the tyre pressure regularly. Proper tyre inflation will help the tyres handle better and last longer. It will also help you get the most out of a tank of petrol. It's a good idea to have your tyres checked for wear regularly.
Wash it, wax it and vacuum it and treat all leather surfaces. You will protect both the paint and the interior from ageing prematurely. Premlall says these tips are valid irrespective of whether you own a new or used vehicle.