For 1990-2009 cars

1. Use a solvent and a stiff brush to clean the transfer case exterior.
2. Remove the following components from the front output shaft:

• | The front nut

• | The washer

• | The rubber sealing washer

• | The front output flange

3. Remove the four-wheel drive actuator switch and the O-ring seal.
4. Remove the vehicle speed sensor and the O-ring seal.
5. Remove the following components:

5.1. | The detent plug

5.2. | The O-ring seal

5.3. | The detent spring

5.4. | The detent plunger