Automotive FTC Offers Tips on Making the Most of Your Auto Warranty by Gary Kopycinski on January 14, 2011 Gary Kopycinski Author More in Automotive: BMW Recalling 1 Million Vehicles November 3, 2017 Consumer Financial Protection Bureau Report Finds Sharp Increase in Riskier Longer-term Auto Loans November 2, 2017 Report: Electric Vehicle Adoption in Illinois Will Lead to Billions of Dollars in Benefits September 28, 2017 Washington, D.C.–(ENEWSPF)–January 14, 2011. Can a dealer void your car’s warranty if you have someone else do routine maintenance on the vehicle? The answer is no, and the Federal Trade Commission wants to make sure consumers know it.