The most common cause for surging is a vacuum leak
No, there should not normally be any engine surging while driving following installation of a new fuel pump.
bad battery. it gives off the rest of its power when its about dead. and that's what causes surging
mobile phones
Engine surging is usually due to insufficient fuel supply. Probable causes could be an air leak in the fuel system, or possibly a dirty fuel filter, causing fuel restriction.
The correct answer is : drinking and driving
Your check engine light will be on and you will feel bucking or jerking while you are accelerating. You will also have an idle surging, sudden stalling of the engine, and a sudden surge in speed while driving on the highway.
Drinking while driving
Oil in the distributor.
A lot of possible causes, I recommend a careful investigation.
Some of the main causes of road accidents include over speeding and distractions from texting while driving or doing other things while driving. Unroadworthy vehicles and bad weather are also common causes.
If you lost power while driving it could be the alternator. Its not charging your batter anymore