The contact owns a 2016 BMW X5. The contact stated that the vehicle was repaired under NHTSA Campaign Number: 21V586000 (Fuel System, Diesel); however, the repair failed to prevent the failure from occurring. The contact stated that on three separate occasions, the same recall failure had occurred. The vehicle was towed to the same local dealer where it was diagnosed with a fuel pump failure due to debris inside the fuel pump. The vehicle was not repaired due to the cost. The manufacturer was made aware of the failure. The failure mileage was approximately 40,239.