Where is the oil plug at to change the oil

Under the hood. It should be colored

Look to the lowest point of the motor. It has to be near the bottom of the oil pan in order for the oil to escape, so look around all the sides of the lowest part of the oil pan.

The oil drain plug is located on the rear side of the oil pan, facing the rear end of the car. It uses a 15mm socket. The oil filter is on the side of the engine closest to the front bumper in about the center of the car.