I was changing the seals on the fuel injectors in the fall as one of them was leaking a little... and when I took the charge cooler off I noticed:
Coolant in the intake. The heat exchange in the charge cooler was leaking. So, I ordered a new one, 6 week lead time they say. 6 months later I had it in my hands.
Before:
During:
Done
Aside from actually getting the part, and getting the trunk lid back on, it was refreshingly easy to do. Having said that, the old cover for the cooler doesn't fit on the new one, which is a bit annoying. Not sure if it matters though really.