2010 LEXUS RX350 Engine And Engine Cooling Problems

THE ENGINE MAKES A NOISE LIKE A SLOPPY PISTON OR A ROD KNOCKING. THE CAR IS A 2010 LEXUS RX350 WITH 69,000 MILES. WHAT IS INTERESTING HERE IA THE FACT THAT THE ISSUE WAS DISCUSSED WITH THE SERVICE GROUP ON A RECENT CONFRENCE CALL BUT THE STAFF WAS TOLD TO KEEP IT QUIET. IS TOYOTA PLAYING THE GAMES AGAIN? *TR

I HAVE A NEW 2010 LEXUS RX 350 KEEP STALLING WHILE I WAS WAITING FOR TRAFFIC LIGHT, PROBLEM STATED SOON AFTER I STARTED DRIVING , WHILE MILEAGE WAS AROUND 1500, WHEN THE CAR STALLED ABS (ANTI BRAKE SYSTEM) SIGN SHOWED UP. I TOOK THE CARS SEVERAL TIMES BACK TO LEXUS, THEY USED THEIR COMPUTER TO CHECK COMPUTER RECORDS OF MY CARS AND CLAIMED NOTHING WRONG WITH THE CAR, UNTIL THE THIRD TIME I WENT BACK , THE BRAKE MALFUNCTION WARNING SIGN SHOWED UP WHILE LEXUS'S TECHNICIAN WAS INSIDE THE CAR WITH ME, THEN THEY KEPT THE CAR 10 DAYS AND REPAIRED THE PROBLEM, BUT STILL CLAIMED NOTHING ELSE IS WRONG WITH THE CAR, CANNOT EXPLAIN WHY THE CAR STALLED, THEY CLAIMED COMPUTER OF MY CAR DIDN'T RECORD ANY STALLED HISTORY THEREFORE NO PROOF CAR STALLING PROBLEM. I TOLD THEM THE COMPUTER OF MY CAR IS SO DEFECT THAT THEY DIDN'T...