Abs Brake Fail problems of the 2007 Dodge Dakota

Tl-the contact owns a 2007 Dodge Dakota. The contact stated that the vehicle abs system failed and causes the contact to increases the brake distance and brake pedal to stick to the floor. The vehicle was taken to the dealer numerous times for the failure. The dealer adjusted the rear brake booster shoe however the failure was not corrected. The manufacturer was made aware of the failure. The failure mileage was 400 and the approximate current mileage was 20,000. Li.