2011 INFINITI G37 Engine Problems

Two weeks after having my G37 serviced at the Las Vegas dealership the engine shut down while driving on the freeway at full speed. The car rapidly lost power and speed. The gas peddle was unresponsive and after decelerating, the car would only move forward at very slow speed. A major accident was avoided only through the quick actions of trailing traffic which had to slam on their brakes. After towing back to the dealership they reported the heater hose failed. Their vehicle inspection report provided to me two weeks early reported the heater hoses and connectors where inspected and did not require replacement. When I Questioned this they stated it was a plastic part within the heater hose that failed and they don't check that. I consulted the maintenance manual for the car and at now mileage or time point does infiniti recommend replacing the hose. I have had...

DRIVER LOST COMPLETE CONTROL TODAY IN A PARKING LOT. THE BRAKES STEERING AND ENGINE SHUT DOWN PREVENTING ANY CONTROL BY THE DRIVER, THE CAR STOPPED ROLLED AND STOPPED ON ITS OWN. LUCKILY WAS IN A PARKING LOT AND WAS INVOLVED IN ANY ACCIDENT.