Georgia DDA 6-Hour Defensive Driver & Driver Improvement Practice Exam

To prevent brakes from locking in a vehicle without Anti-lock Braking System (ABS), the best method is to press the brakes hard but release slightly if you feel a wheel beginning to lock. This technique allows the driver to maintain control while still applying sufficient braking force to reduce speed effectively. By releasing the pressure slightly, it helps to prevent the wheels from fully locking up, which can lead to a loss of steering control and skid. Pumping the brakes quickly is generally less effective in emergencies as it may not provide the necessary deceleration needed in a critical situation, and only pushing gently on the brake pedal may not be sufficient to slow down the vehicle quickly enough in an emergency. Therefore, the approach of modulating brake pressure as outlined is the most effective and recommended method to prevent wheel lock-up and maintain vehicle control.