GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
2007
🢒
Yukon Denali
🢒
Transmission/Transaxle
🢒
Automatic Transmission - 4L80-E/4L85-E
🢒 Propeller Shaft Front Slip Yoke Oil Seal Replacement
Tools Required
•
J 41505
Output Shaft Seal Installer
•
J 6125-1B
Slide Hammer
•
J 23129
Universal Seal Remover
•
J 36850
Transjel® Lubricant
Removal Procedure
Place a drain pan under the vehicle.
Remove the propeller shaft. Refer to
Rear Propeller Shaft Replacement
.
Using
J 6125-1B
(1) and
J 23129
(2), remove the output shaft seal (3) from the extension housing (4).
Inspect the case extension housing for damage. Replace the extension housing if necessary. Refer to
Case Extension Assembly Replacement
.
Installation Procedure
Lubricate the inside diameter of the NEW seal with
J 36850
.
Using
J 41505
(1) and a soft faced mallet, install the seal (2).
Install the seal (2) to the extension housing (3).
Install the propeller shaft. Refer to
Rear Propeller Shaft Replacement
.
Remove the drain pan and lower the vehicle.
Fill the transmission to the proper level with DEXRON® VI transmission fluid. Refer to
Transmission Fluid Check
.