OLDSMOBILE 88 ENGINE SYMPTOM

So, I Changed The Lock Cylinder On My Car A Few Weeks Ago, It Ran Fine After That For About 2 Weeks And Then All Of A Sudden It Started...

After First Starting The Engine, Idle Speed Is Okay. But As Soon As The Accelerator Is Pushed Even Gently While In Forward Gear, The Idle...

Hey, When I First Started The Car Its Fine, But When I Put It In Drive It Seems To Have Power Then Not Have Power. It's Weird, It'...