Symptoms of a faulty automatic transmission flywheel:
Vibrations:
* Strong vibrations at idle or when accelerating
* Vibrations are felt through the steering wheel, floor or seats
Noise:
*Loud grinding or rattling sound when starting engine
* The sound increases as the engine speed increases
Startup problems:
* Difficulty starting the engine
* Engine stalls after starting
Power reduction:
*Loss of power when accelerating
* Deterioration in fuel economy
Burning smell:
* Burnt clutch smell
Engine slipping or vibration:
* The flywheel may slip, causing engine slippage or vibration
Other possible symptoms:
* Noises when shifting gears
*Transmission fluid leak
* Gear shift delay
* Knocks or jolts when shifting gears
Please note that some of these symptoms may be caused by other transmission problems, such as clutch or gearbox problems. An accurate diagnosis can be performed by a qualified mechanic.