The contact owns a 2014 Lincoln Navigator. The contact stated while driving approximately 10 MPH and reversing into a parking space, the brake pedal was depressed and went to the floorboard and failed to stop the vehicle as needed. The contact stated the vehicle was stopped by the curb. The contact stated that the low brake fluid warning light was illuminated. The contact stated that she purchased brake fluid and had filled the reservoir however, the brake pedal failed to return to the normal position. The brake functionality did not return. The vehicle was taken to an independent mechanic, where it was diagnosed and determined that the power brake booster and brake master cylinder needed to be replaced. The vehicle was repaired. The manufacturer had been informed of the failure. The contact researched online and related the failure to NHTSA Campaign Number: 22V150000 (Service Brakes, Hydraulic). The failure mileage was approximately 40,000.

- Marathon, FL, USA