It could be running out of fuel .More of a description of the vehicle could help narrow the fault down more.
Is there a lot of backfire? Check your oil, see if it looks milky, in color. If so a blown head. I hope it's a lesser problem. From Mytyme
it means your ignition timing is not correct or maybe your accelerating pump sytem is not function at all
Plug might be cracked .And might be arching
Look for a loose plug, or plug wire.
A car can backfire and die if the spark plugs are bad. The car could also have a problem with the timing or the catalytic converter .
Bad plugs and or wires.
Yes, it will backfire quite a bit, possibly stalling. This will foul your plugs.
Not sure what you mean but, maybe broken motor mounts?
There are several things that can cause your 2000 Chevrolet to backfire and die. The most common cause is a plugged catalytic converter.
timing belt
Check your springs and u bolts, it sounds like theres movement there.
Signs of a worn timing chain are difficulty starting in cold weather with backfire and sudden brief loss of power while accelerating or decelerating ("stumbling").