How do you check the transmittion fluid on a 03 semi auto corsa?

To check the Transmission Fluid on a 2003 semi-automatic Corsa, first ensure the vehicle is on a level surface and the engine is running. Locate the transmission dipstick, usually found near the back of the engine bay. Remove the dipstick, wipe it clean, reinsert it fully, and then remove it again to check the fluid level. The fluid should be within the marked range on the dipstick; if it's low, add the appropriate transmission fluid as specified in the owner's manual.