Can we customize the Summary section of a Test Case in RQM 6.0.4
One answer
I don't think currently RQM allows section contents customization.
There are some RFEs in this area such as :
https://jazz.net/jazz02/web/projects/Rational%20Quality%20Manager#action=com.ibm.team.workitem.viewWorkItem&id=41701
You may create a similar one for your use case from the above site.