Since that time, I have found a reputable mechanic who is honest that can work on my car. Another thing you should know could be that the workers of the oil change places don't need to go to school to tell you what you should have done to your car. That's why you are better off locating a certified mechanic. . We've since come across an honest mechanic and I don't bring my cars anywhere else anymore. One thing that I discovered is many of the employees who work at these quick oil change places are not trained to fix cars, they just learn how to con people. For this reason you are better off selecting a certified repair shop. . oil change coupon I've since come across an honest mechanic and I don't bring my cars anywhere else anymore. Another thing you need to know could be that the staff of the oil change places aren't required to go to school to tell you what you need to have done to your car. Still a mechanic who's certified is more than qualified to help maintain your car..