How do y ou change Rad hose in back of motor?

Changing the radiator hose in the back of a motor requires the following steps:

1. Disconnect the negative battery terminal.
2. Drain the coolant from the radiator.
3. Remove the old radiator hose.
4. Clean the hose connection with a wire brush.
5. Install the new radiator hose.
6. Re-fill the radiator with coolant.
7. Re-connect the negative battery terminal.

It is important to note that when removing the old radiator hose you may need to use a pair of pliers to loosen the clamp. Additionally when replacing the new radiator hose it is important to ensure that it is securely connected to the motor.