Automatic transmission shudder and harsh shifting
POWER TRAIN
18 NHTSA complaints · 2015-10 → 2025-04
“The contact owns a 2015 Chevrolet Corvette. The contact stated that the vehicle experienced severe shuddering and vibration while accelerating from a stationary position and while driving at slower speeds. The cause of the failure has not yet been determined”
“8 SPEED AUTOMATIC TRANSMISSION DOWN SHIFTS AT A STOP WITH SUCH FORCE IT FEELS AS YOU HAVE BEEN HIT FROM BEHIND BY ANOTHER CAR WHILE COMING TO A STOP. TRANSMISSION ALSO WILL NOT ALWAYS ENGAGE PROPERLY AND WILL OVER REV AND SLAM INTO GEAR POSSIBLY CAUSING AN ACCIDENT”
“8-SPEED AUTOMATIC TRANSMISSION ALWAYS SHIFTS ERRATICALLY WHEN STARTING OUT COLD (LAZY SHIFT, SLOW SHIFT, ETC.) AND OCCASIONALLY DOES NOT DOWNSHIFT WHEN CAR COMES TO A STOP, ONLY TO SLAM HARD INTO 1ST WHEN GAS PEDAL IS PRESSED TO RESUME TRAVEL”