Even though the engine is the biggest concern with regard to breaking in a new car, drivers should also be mindful of the brakes and tires. Their surfaces aren't yet optimized for performance because they may have a film left over from the manufacturing process. Since tires and brakes both work by creating friction, they're less efficient if they're too smooth. So give yourself extra stopping distance for the first couple hundred miles in a new car, or whenever you get new brakes or tires. … [Read more...] about Do You Have to ‘Break In’ a New Car?