K Yukon/Denali 4WD V8-5.7L VIN R (2000)
Extension Housing: Service and Repair
Removal Procedure
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Tools Required
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J38805 Main Shaft Nut Socket
1. Raise the vehicle. Refer to Vehicle Lifting.
2. Remove the transfer case.
3. Perform the following:
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Remove the bolts securing the extension housing to the transmission.
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Remove the extension housing from the transmission.
4. Remove the mainshaft nut and washer from the mainshaft using J38805.
5. Remove the vibration damper from the mainshaft using a suitable gear puller.
6. Mark the main drive gear bearing retainer and case for alignment.
