The contact owns a 2010 BMW 528I. The contact stated while making a left turn and depressing the brake pedal, the vehicle failed to respond as needed. The brake and transmission warning lights illuminated. A dealer was contacted. The contact pulled over to the side of the road, turned off the vehicle, and then attempted to restart the vehicle; however, the vehicle failed to respond as intended and was towed back to the residence. The vehicle was next towed to an independent mechanic, where it was diagnosed and determined that the camshaft and timing belt chain needed to be replaced. The vehicle was not repaired. The contact related the failure to NHTSA Campaign Numbers: 23V707000 (ENGINE AND ENGINE COOLING) and 22V119000 (ENGINE AND ENGINE COOLING); however, the parts to do the recall repairs were unavailable. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue but offered no assistance. The failure mileage was 124,000.