Creo Expert Moldbase Extension > About the Moldbase Assembly Structure > About Deleting a Subassembly
  
About Deleting a Subassembly
Before you can delete a subassembly, you must delete its assembled components.
1. Click EMX Assembly > Structure > Remove Subassemblies. The Delete Subassembly dialog box opens.
2. Select the subassembly to delete from the list on the left. The subassembly components appear in the list on the right.
3. Click to delete the subassembly.