Car dealers don't just sell cars they will push any related product that has juicy commision. Accesoiries, insurance or extended warranties are just some examples. Often thses product can be had from an idependant party at a serious discount.
Get insurance directBuy extended warranty independently
Be extremely wary of purchasing service contracts or extended warranties on new automobiles through your dealer. Many of them have very limited coverage (in spite of what the salesman may lead you to believe) and they cost much more than policies purchased directly from providers like *affiliate*.Do your own small maintenance jobs
Change the oil and oil filter in your car every 3,000 miles, regardless of how often your owner's manual recommends. More frequent oil changes are the single most important factor in extending the life of your engine, and will more than pay for themselves in savings on repairs and engine wear.source: http://financialplan.about.com/cs/cars/a/101Car_2.htm