Such an installer would have to contain a special edition of CSC, CIS itself, and maybe an auto-uninstaller thing if the special CSC won't plainly hunt down and destroy all files and registry keys- Symantec.
Is Symantec getting SO cruel that it hides it removal tool now? Well that goes to show a guy how much more they suck.

(You might less understand if you don't know about Symantec's campaign
dissing free protection software.)