Power Transfer Unit (PTU) Seal

Power Transfer Unit (PTU) Seal

Special Tools:

Removal
1. With the vehicle in NEUTRAL, position it on a hoist.
2. Remove the intermediate shaft.

3. NOTE: The seal deflector will be damaged during removal. Be careful not to damage the cover seal directly behind the seal deflector.

Remove the seal deflector.

4. Using the special tools, remove the intermediate shaft seal.
- Clean the area around the seal deflector and seal.

5. If necessary, remove the cover seal.

Installation
1. If necessary, install a new cover seal. Using the special tools, seat the cover seal.

2. Using the special tools, install a new intermediate shaft seal.

3. NOTE: Do not overheat (melt) the seal deflector. If the deflector is damaged, a new one must be used.

Using a suitable heat gun, heat the new seal deflector. Concentrate the heat across the back of the deflector near the white colored tabs. Install the seal deflector immediately after heating.
- If necessary, use special tools 308-430 and 308-431 to seat the seal deflector. Make sure the deflector is fully seated and there are no cracks on the face or inner diameter white colored tab.
- An alternate method to heat the seal deflector, place the deflector in boiling water for 3 to 5 minutes. Dry off deflector and install.
- After installing, make sure the deflector is completely seated all the way around.

4. Install the intermediate shaft.