With more than 130 million vehicles registered in the United States, the future looks very bright for the enterprising entrepreneur that starts a mobile oil change service. Assuming the average ...

Oil change intervals vary by manufacturer and engines, so consult your owner's manual or maintenance schedule to see how often to change the oil in your vehicle and what type of oil to use.

Oil changes won’t solve a busted axle or replace a missing headlight. But regular servicing is invaluable to your vehicle’s ...