Can I use Sea Foam in my 2007 GL-450 Mercedes Benz oil? [SOLVED] Asked by Zig N. In Michigan Hello Jim. Can I use Sea Foam in my 2007 GL-450 Mercedes Benz to clean residue oil sludge? It has 167,789 mileage on it.
Hi Zig. Sea Foam will work great in your GL-450’s oil. Be sure to add half a can every oil interval to clean away (or prevent) harmful oil residue whether sticky varnish or heavier sludge.