My dryer is runs for 10 minutes and then all of a sudden it start a very hard pounding noise and I am forced to turn the dryer off. The heat is work fine…
Please help my clothes are now wet. 
It sounds like you have a bad bearing. It’s part #508 in this parts breakdown.
Drum replacement parts for General Electric DBXR453GT3WW Gas dryer | AppliancePartsPros.com