lack of fuel? fuses? fuel pump gone bad?
your throttle body could be sticking i'd start by cleaning that
its loose
Running out of gas, timing chain breaks.
Some things that can cause a car to stall while driving it include a bad fuel pump, running out of gas, and low fuel pressure. A clogged catalytic converter can also cause this to happen.
if your car has air con on it while the engine is running it will be the aircon pump switching on and off hope this helps you out nate
Alternator is no longer working properly.
dirty trans fluid might be the cause. have it changed, but not flushd
it might be a bent piton rod if you or water or somthing into the engine
Defective fuel pump would be the most likely cause, but it can be other things.
It is important to maintain speed while driving, unless coming to a stop. A car would decelerate if there was not enough fuel or electricity to keep the car running.
if the power wires for the motor happen to be hooked up backwords
check your ( TPS ) sensor