i have a 1994 chevy caprice police pckage.. my lt1 motor runs great but somthing is making a funny noise under it . When i try to drive it, it will go for about 10 seconds than stops. so i will hve to cut the car off for about 30 sec and back it up in the parking spot where it will stop again.... people say its my tranny went bad. others say its my dive shaft gone bad. some say its the filter in my tranny. If it was my tranny why would it go in drive and reverse,,,, ? i done hurd it all but need to hear the real thing... any help please.