
How To Change Your BMW Automatic Transmission Fluid (320i, 325i, 328i, 330i, 335i, 530i, 630i, X3, Z4)
If you haven't serviced your BMW's automatic transmission, you're driving around in a ticking time bomb. Just like your engine, your transmission relies on oil for cooling and lubrication. Servicing your transmission will extend its service life as well as ensuring it continues to operate at it's...