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.
Particularly useful is the TuneUp Utilities' automated maintenance feature, which performs a variety of tune-ups and clean-ups every three days. You can change how the length of the interval between the time it runs, as well as what maintenance to perform.