That is exactly the kind of products mercedes uses nowadays!
You have to pull it out, but the chance of breaking anything is obvious there...
The connectors and plugs mercedes uses for their vacuum system are not half as repair-friendly as they used to be.
The plugs on the vacuum lines into the pumps and pump itself, however, do not break that easily (as long as you rotate/pull the line gently).
with a minor 600+k