2003 LEXUS GX470 Power Train Problems

DT*: THE CONTACT STATED AFTER THE VEHICLE WAS PLACE IN THE PARK POSITION WITH THE ENGINE RUNNING AND THE VEHICLE WAS EXITED, A WITNESS OBSERVED THE VEHICLE REVERSING. THE VEHICLE'S DOOR KNOCK THE CONTACT TO THE GROUND AND FRONT LEFT WHEEL ROLLED OVER TO THE CONTACT'S CHEST, BACK, SPINE AND FACE.

MY LEXUS GX470 HAS BEEN RETURNED ON FOUR SEPARATE OCCASIONS FOR THE SAME DEFECT, THE LAST TIME(4TH) MY CAR WAS IN FOR SERVICE, I WAS NOTIFIED THAT NOTHING ELSE COULD BE DONE FOR MY CAR AT THIS CURRENT TIME. ACCORDING TO LEXUS, THE THUMPING SENSATION FROM THE DRIVE SHAFT IS NORMAL, DESIGN CHARACTERISTIC I BELIEVE IS WHAT ONE LEXUS REP. REFERRED TO IT AS. OTHER LEXUS REPS. SAY IT IS AN ISOLATED PROBLEM, IT DOESN'T HAPPEN TO ALL GX 470'S. REGARDLESS, AFTER ATTEMPTING FOUR (4) SEPARATE TIMES TO FIX THIS PROBLEM 1ST TIME- LEXUS DISASSEMBLED THE DRIVE SHAFT AND RE-PACKED IT, SEEMED FINE FOR 3000 MILES THEN THE PROBLEM REAPPEARED. 2ND TIME- LEXUS REPLACED THE PROPELLER SHAFT, PROBLEM REAPPEARED AFTER 1500 MILES. 3RD TIME - LEXUS REPLACED THE ENTIRE DRIVE SHAFT, PROBLEM REAPPEARED AFTER 6000 MILES. 4TH TIME - SORRY! I WAS TOLD BY MY LOCAL SERVICING DEALER THAT AT...

WHEN HARD ACCELERATING SULFUR SMELL ENTERS CABIN MAKES ME NAUSEATED... WONDER IF CARBON MONOXIDE IS ENTERING CABIN ALSO . WHEN STOPPING OR STOPPED DRIVE SHAFT BUMPS HARD LIKE SOMEONE HITTING BACK OF VEHICLE. *JB

WHEN RELEASING THE BRAKE PEDAL, THE VEHICLE MAKES A THUMPING NOISE. AT TIMES IT FEELS LIKE SOMEONE IS TAPPING ME IN THE REAR OF THE VEHICLE. I HAVE BROUGHT THE VEHICLE IN FOR SERVICE 3 TIMES BECAUSE OF THIS ISSUE AND EACH TIME I AM TOLD IT IS A "NORMAL CHARACTERISTICS OF THE VEHICLE." *NLM