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.
The cost of a tune-up varies widely based on location, the mechanic and what work is being done. A very basic servicing can cost as little as $30 to $50 as of 2010. A dealership tune-up for a 90,000-mile checkup, for example, can run anywhere from $250 to $1,000.