Car warranties can also be very confusing because you don't know what great coverage is all the time or how much you should invest in one. Some vehicle warranties cover almost all repairs that are made while some auto warranties state that you are responsible for basic maintenance and they will only do major repairs on the vehicle if something happens to go wrong during the warranty period. The two major problems that people often need to use car warranties for are issues with the transmission or the engine, the two major components on a vehicle that are required for it to work and are the most costly parts to replace if it is necessary. US Direct Protect has the best warranties when it comes to looking to buy one or more Vehicle Service Contracts.