2018 LEXUS LS Engine Problems

VIN: [XXX] Current Mileage: 70,440 Vehicle: 2018 Lexus LS500 In November 2021, I purchased this vehicle with approximately 19,000 miles. Routine maintenance was performed every 7,500 miles. At approximately 44,000 miles (in 2023), the vehicle experienced severe engine failure following warning lights for Parking Support Brake Malfunction, Secondary Collision Brake System Malfunction, Check Engine, Reduced Engine Power, and Traction Control Off. The vehicle lost power and stalled. The engine began emitting smoke and was replaced under manufacturer warranty in March 2024 at a Lexus dealership. The repair exceeded $50,000 and included a new engine block and related components. Shortly after receiving the vehicle back, additional major failures occurred: Fuel pump failure resulting in “Reduced Engine Power” and restricted speed (~20 mph). The pump was replaced under warranty (approx. $4,600 cost). Brake system failure occurring three days after that repair (January 2024). As of October 28, 2025, the vehicle has again...