I HAVE a93 grand prix se it runs fine until it warms up then it dies sometimes it starts back up then dies again i can drive it around the block runing fine shut it off ,start it right back up and it misses like crazy,ive put a new cmputer,new coils,new map sensor,new crankshaft sensor,new plugs and wires and still when it warms up it starts to sound like its missing then dies