機油要經常自己查，在哪裏換無所謂。輪胎要看磨損度，可以用一美分測量法。總之，要學習自己動手

The Penny Test

The easiest way to check wear on your tire is with a penny. Place a penny upside down in between the tire tread as shown on the right. If you can see the top of Lincoln’s head, the treads are worn and tire replacement is needed.