Sierra Classic 3500 4WD V8-6.0L (2007)
Installation Procedure
1. Install the new PTO cover gasket (1) and cover (2).
2. Notice:
Refer to Fastener Notice in Service Precautions.
Start the top-center bolt (3) first. Install the other 5 bolts.
Tighten all bolts to 43 Nm (32 ft. lbs.).
Rear Propshaft Shaft Seal Replacement
Rear Propshaft Shaft Seal Replacement
Tools Required
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J 24171-A Seal and Dust Shield Remover
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J 43782 Rear Seal Installer
Removal Procedure
1. Remove the yoke assembly from the transmission. Refer to Output Flange/Yoke Replacement.
2. Obtain J 24171-A and install a 90° hook onto the end of the slide-hammer (1).
3. Position the 90 degree hook behind the rear face of the seal's outer case (2).
4. Remove the rear seal using the slide-hammer.
5. Inspect the seal bore for scratches. Remove any scratches in the seal bore using crocus cloth.
Installation Procedure
1. Important: