Alternator/generator/regulator problems of the 2005 Lexus ES330

The contact owns a 2005 Lexus Es330. While driving 35 mph, the vehicle stalled without warning. The vehicle was able to restart on the first attempt and was driven home. The vehicle was towed to an independent mechanic who diagnosed that the steering pump and alternator failed and needed to be replaced. In addition, the contact needed to replace her key with another key chip. The manufacturer was not made aware of the failure. The failure mileage and VIN were unknown.