Locking Differential Clutch Disc Assembly Disassemble (8.6 Inch Axle)
WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: View Of Locking Differential Clutch Disc Assembly (8.6 Inch Axle)
Courtesy of GENERAL MOTORS CORP.
Remove the guide clips (3).
Remove the clutch discs and the splined discs (2, 4-6) from the locking differential side gear (1).