How to change your automobile spark plugs

A worn spark plug on your vehicle can cost you big time. Avoid these expensive repairs by replacing them every 30,000 miles.

Watch this video to see how to change your car's spark plugs. So, open your auto's hood, find the row of spark plugs, and change them, one by one. Then, check to make sure your engine purrs like a cat. IT's all the same, whether you have a car, truck, or SUV.