There are several reasons why your vehicle could be backfiring in this manner. It could be due to unburnt fuel pooling the exhaust or a faulty plug or an injector dumping too much fuel.
catalytic converter?
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 .
it doesn't or it shouldent'
Slowing down
If by "popping noise" you mean backfire, it could be crossed ignition wires, or some sort of misfire.
You would have to call 911!Another AnswerSounds like the timing is off or plug wires in the wrong order.
No! A car backfires because unburned fuel is getting to the muffler. The heat of the exhause system causes the fuel to combust, thus a backfire. A bad alternator will just not charge your car battery.
A sparkplug misfiring.
Could be in need of a tune-up.
Its either too much fuel coming from the carbeuator and causing it to backfire or it could be spark plugs wired wrong. try to be more specific on where backfire is coming from. either out of the carbeuator or the tailpipes.
Your car is running too rich.
bad compression