2000 buick regal

While driving down the road I have a loud humming and thumping noise. RESPONSE How to narrow down a Noise

1995 Buick Regal

Car cuts off when I slow down New wires, plugs, fuel filter.

1997 buick regal

I changed my serpintine belt tensioner pully and my belt comes off periodically mostly when it rains. I’ve used many different size belts. Plz help… Read More »1997 buick regal