 Making your money work for you. Here's Dave Ramsey with today's Ramsey Reality Check. The only people that should be buying brand new cars are millionaires who can pay cash and are debt free. A new car will lose 60 to 70% of its value in the first four years that you drive it. Buying a new car is not an option when you're broke. Instead, decide to live without the new car smell and buy slightly used cars. For more common sense advice on life and money, go to DaveRamsey.com.