Can you use dextron III in Mercedes 190e transmission?

No, you should not use Dexron III in a Mercedes 190E transmission. Mercedes-Benz vehicles, including the 190E, typically require specific transmission fluids that meet their standards, such as Mercedes-Benz ATF 236.1 or similar specifications. Using the wrong fluid can lead to poor performance or damage to the transmission. Always refer to the owner's manual or consult a professional for the correct fluid type.