Dream about buying the wrong car is a message for the integration and merging of contrasting aspects of yourself. You feel that you are going nowhere or in a state of stagnation. You have broken from your routine or have escaped from a monotonous aspect of your life. This dream is a premonition for an obsessive behavior. The path to your goals are not going according to the way you planned it out.
Buying the wrong car dream expresses feelings of guilt and fear of being caught. You are feeling dead inside. You are having problems communicating your feelings and thoughts to others. This dream is a premonition for a loss of your independence. You feel freer to behave in a way that you normally would not in your life.
If you dreamt about buying the wrong car:
One of your more annoying traits may be that you find it hard to listen to good advice or to allow anyone to criticize you. Yet your partner (current or prospective) needs to let you know where their line is drawn. Best pay attention.