This is a question that someone will laugh at, having never owned a bmw and only jap built, I have a 83 528i, there are 2 dipsticks located on the left hand side of the engine, 1 is for oil , the other is for? can you also indicate which one is which..front and back..Your help is greatly appriciated.

maybe tranny fluid level.

i would say it's the tranny fluid. what color is the fluid?