Pulling to the left or right is the most common sign of suspension problems. It can also be one of the hardest problems to diagnose without the help of a professional. Worn steering and suspension parts can means uneven tire wear, annoying pulling, a constant fight with the steering wheel, and even decreased gas mileage. There can be a number of reasons you car is pulling one way or the other. It can be as simple as Uneven tire pressure or more involved worn suspension parts.