Maybe your car sucks.
When the car is coming to a stop, it is decelerating--or it has negative acceleration.
No, when anything is slowing down it is decelerating.
Have the brakes checked.
out of balance
ABSOLUTELY! ( IF the BUS is coming to or at a full stop!)
Detente ahi viene un carro
A stop- Rotor out of round, possibly bad wheel bearing.
probably a vacuum leak
You may need rotors
Locate the flasher control switch and turn it off.
What year, model, make is your car? it could be anything from the computer to the wire coming from your wheel.
It COULD be a motor mount or worn suspension component.