Veins and Venules: Veins are the large return vessels of the body and act as the blood return counterparts of arteries. Because the arteries, arterioles, and capillaries absorb most of the force of the heartâs contractions, veins and venules are subjected to very low blood pressures.
Wondering when to change your automatic transmission fluid (ATF)? Most manufacturers recommend replacing transmission fluid every 30,000 to 60,000 miles. If you tow, or do mostly city driving with constant changes of gears, it may be wise to change your ATF even more often. Here's why. Your automatic transmission has a lot of moving parts.
How often do you need to change differential fluid and break fluid? (self.subaru) submitted 2 years ago * by hamsterdamster. I was just at the dealer for my 80 dollar oil change (which is ridiculously overpriced, but I was told that if I get it done anywhere else or do it myself, I void the warranty). I'm at 30,000 miles and the guy told me that I needed 600 dollars worth of work done.