Signs of automatic transmission failure:
1. Difficulty shifting gears
*Unable to shift to a specific gear
*Slippage when shifting gears
* Jerks or bumps when shifting gears
2. Strange noises and vibrations
*Buzzing, humming, or squealing noise from transmission
* Vibration or shaking while driving
* Noise when shifting gears
3. Automatic transmission fluid leaks
* A puddle of red liquid under the car next to the gearbox
* Low automatic transmission fluid level
4. Problems with switching in certain modes
* Car does not upshift at speed
* The car does not downshift when braking
* Problems with reverse gear
5. Strange gear shift behavior
* Car upshifts too early or late
* Vehicle downshifts too aggressively
* Gear shifting is unpredictable
6. Emergency mode
* Flashing or lit automatic transmission indicator on the dashboard
* Limited vehicle functionality, for example, only low gears
7. Burnt smell
* Smell of burning or burnt clutch from transmission
8. Foreign odors
* Smell of burning automatic transmission fluid
* Metal or burnt plastic smell
9. Problems with idle speed
* Car stalls at idle
* Engine speed is unstable at idle
10. Other symptoms
* Increased fuel consumption
* Deterioration of vehicle dynamics
* Inability to start the car