Tip - How to Replace Spark Plug Wires on a Chevy Prizm | eHow

Spark plug wires are an essential part of your Chevrolet Prizm's performance. The spark plug wires are connected to the spark plugs and bring the electrical spark in order to ignite the fuel inside the engine's cylinders. A damaged spark plug wire can make your car run rough and affect gas mileage. You can replace your spark plug wires easily.