YourMechanic.com: Cheapest & costliest vehicles to keep running for a decade
As reported by Forbes.com... According to YourMechanic.com, here are the 15 most-expensive vehicles to maintain and repair over a 10-year period: Porsche 911 sports coupe/convertible: $19,600. BMW 640i Gran Coupe midsize sports sedan: $15,700. BMW M4 high-performance luxury sports coupe/convertible: $14,900. Lincoln MKS large…