Domestic brands have the most American-made content in the U.S. according to a new index released by American Universityâs Kogod School of Business.
A mechanic can clean or replace spark plugs during a tune up. Most new cars have platinum spark plugs which don't need to be replaced as often as traditional spark plugs. Mechanics can replace a dirty air filter during a tune up. A tune up includes checking and topping off an vehicle's fluids. A tune up is a relatively simple job that some people prefer to do themselves.
TUNE UP GUIDE. Regular vehicle maintenance is one of the best ways to protect your investment; performing a tune up will extend the life of your vehicle. You can get great benefits from performing a tune up on your vehicle. It's one of the best ways to maintain original performance. In fact, fixing a car that is badly out of tune can give a noticeable boost to both engine performance and fuel economy*.