Pulled the pan today, easy job don't know why i did not do it sooner! The pan had silicone on it FROM the factory, no gasket..Go figure....Wondering what fluid to use, ATF 3 or a 4....Replacing the filter and have cleaned to pan ..About 3/8 inch of guck on the magnet...Vehicle has 155000 km or 96000 miles on it mostly highway..