Dropped valve seat and piston damage in HEMI engine
ENGINE
9 NHTSA complaints · 2016-07 → 2019-06
“WITHOUT WARNING VALVE RING SEAT BROKE OFF FELL INTO CYLINDER PUNCHING HOLE IN PISTON. BOUGHT A REBUILT MOTOR FOR $7,000 AND 70K MILES LATER THE SAME THING HAPPENS. BOTH INSTANCES THE MOTOR WAS RUNNING”
“DROPPED VALVE SEAT: AFTER TRAVELING ABOUT 800 MILES FROM MASSACHUSETTS TO NORTH CAROLINA, WITHOUT ANY INDICATION OF A PROBLEM, I GOT OFF THE FREEWAY AND I STOPPED AT A MCDONALDS TO USE MY CELL PHONE AND I TURNED OFF THE CAR, AFTER ABOUT 5 MINS. I ATTEMPTED TO RESTART THE CAR AND”
“I HAVE A 2006 DODGE MAGNUM R / T V8 5.7LTS. ON JULY 24, 2015 I WAS USING MY CAR AS USUAL, I WENT TO THE BANK, I WENT TO TURN OFF THE VEHICLE MAIL WHEN I RETURN TO MY CAR I'LL LIGHTS ON AND THE ENGINE FAILING WITH AN INTERNAL NOISE. I TURN OFF THE ENGINE IMMEDIATELY, I CALL MY”