You're welcome! It's important to regularly replace spark plugs to ensure your car's engine runs smoothly. Typically, spark plugs should be replaced every 30,000 to 50,000 miles, so it seems like your vehicle is due for a spark plug replacement.

Over time, spark plugs can wear out, and the electrodes may become worn down or coated with residue. This can lead to poor fuel combustion, reduced engine performance, and decreased fuel efficiency. Replacing the spark plugs will help maintain optimal fuel combustion, improve ignition performance, and restore engine efficiency.

When replacing the spark plugs, make sure to use the correct type and heat range recommended by the vehicle manufacturer. It's also a good idea to inspect the spark plug wires or ignition coils for any signs of wear or damage. If necessary, consider replacing them as well.

If you have the necessary tools and feel confident in your mechanical abilities, you can replace the spark plugs yourself. However, if you're unsure or uncomfortable with the task, it's recommended to consult a professional mechanic. They will have the expertise and tools to perform the job correctly and ensure the best performance for your vehicle.