The asr 9000's use XR.  I find that when removed SAT's or modules leave preconfigured interfaces and I wish to remove them all:configno int preconfig *can generally do the trick.  You can in config mode use "show config" to see what it's going to imp...

I like to use the "request platform software package clean" command.  Similar to the ASR's it will scan packages that aren't being used and let you know what it's going to delete before it removes it.