a tune-up
His car needs a tune-up, so it’s time to take it to the mechanic. A tune-up is a service that helps keep your car running smoothly and efficiently. It includes checking and replacing spark plugs, air filters, and other parts that can wear out over time. It also includes checking the engine’s timing and fuel system, and making sure all the fluids are at the right levels. A tune-up can help improve your car’s performance and fuel economy, and can help prevent more serious problems down the road.