How do you tune up Hyundai Sonata v6?

To tune up a Hyundai Sonata V6, start by changing the engine oil and replacing the oil filter to ensure proper lubrication. Next, check and replace the air filter to enhance airflow, and inspect or replace the spark plugs to maintain efficient combustion. Additionally, examine the fuel system, including the fuel filter, and clean or replace as necessary. Finally, ensure that the battery and electrical connections are clean and secure for optimal performance.