Quote:
Originally Posted by Alek Melkonian
This happened to me before. Usually when this happens, it is either the spark plugs or the fuel injectors. Replace all the spark plugs and see if the problem goes away. If not, I would move on to the coil packs. If that doesn’t work, fuel injectors. My bet is spark plugs.
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This is called guessing and throwing parts at the car. If something specific happened to your car, it doesn't make it usual. Diagnostics comes before parts. Step one is to read the error codes and/or get the mechanic to check their work on the charge pipe they replaced.