When at cold idle i see what appears to be small bubbles rising from the radiator to the top. Its hard to tell if its actually air or just particles in the water being stirred around by the water pump.

I'll try and make a video of it tomorrow, idk if it will show up or not, we'll see.

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1985 300TD Turbo Euro-wagon
1979 280CE 225,200 miles
1985 300D Turbo 264,000 miles
1976 240D 190,000 miles
1979 300TD 220,000

GONE but not forgotten
1976 300D 195,300 miles
1983 300D Turbo 175,000 miles

http://i42.photobucket.com/albums/e3...e485-1-2-1.jpg