Q&A

so i was driving to get dinner the other night and when i let off the gas my transmission area started making a wierd clicking/grinding noise i managed to get it home with no problems other than the noise i did 55 with no problems and it was shifting perfectly but as i pulled into my driveway i went to back in and as i took it out of drive and put it into reverse i didnt feel anything engage so i tried putting it back in drive and still nothing then i tried park and it started rolling backwards. you can hear it engage but it goes no where. someone please help lol -mike