She started 'making noises''about' running for office. [=she started saying things that showed she was thinking about running for office]
Politicians are 'making (all) the right noises' about improving the schools, but they don't want to spend any money to do it.
Congress has been 'making' (a lot of) 'noise' about lowering taxes, but no one expects it to happen.
(..) All right! I got your chocolate, buddy. What's the matter? What are you makin' that awful noise for? Whoo! What you got there? It's a toy that I made for Willy. Big slap! (..)1993 Free Willy