Hit a bump car dies on 2008 Buick LaCrosse

I was driving to work this morning, I hit a bump and my car died. I got it to the edge of the road and stopped. I put it park turned the car off and sat there for a minute. I started it can and it started fine and ran ok, but i'm scared to drive it. what is wrong with it.

Asked by for the 2008 Buick LaCrosse
Get it to a Buick specialist and describe the incident to him. You may have a loose electrical connection or a failing crankshaft or camshaft position sensor which acts up when it's jolted.
If you want to find a specialist, here's a directory link for you: