How you fill the oil in the transmition of 99 mersedes 320?

To fill the transmission oil in a 1999 Mercedes-Benz E320, first, ensure the vehicle is on a level surface and the engine is warmed up. Locate the Transmission Fluid dipstick or fill plug, typically found on the side of the transmission. Use a funnel to add the appropriate type of transmission fluid, checking the level with the dipstick periodically to avoid overfilling. After filling, run the engine and cycle through the gears to ensure proper distribution of the fluid.