05 Buick LaCrosse car stops running while driving?

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Probably too many things to list but the basics are: fuel, spark and compression.
Fuel pump, fuel pump relay - other fuel delivery system malfunctions.
The car probably has individual ignition coils so maybe crankshaft position sensor, spark plug wires or even the engine management computer.
Compression? not likely a problem here unless all the rings are worn out or the head gasket is blown - you would see unusual smoke from somewhere if that was the case I think.
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