In Reply to: How easy to change tranny and differential fluids posted by Nikolay on January 26, 2000 at 16:40:59:
just make sure the car is level (on ramps on all wheels).
Do you have a limited slip differential? Make sure you get the right oil (oil w/lim slip additive)!
'90 535i 5-speed (Jim C. chip, Bilstien's, K&N/Kirban intake, Redline ATF and synth gear oil in rear diff)