Removal Procedure
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2012 GMC Yukon XL, 2012 GMC Yukon, 2012 Chevrolet Tahoe, 2012 Chevrolet Suburban, and 2012 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
- Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
- Drain the axle lubricant. Refer to Differential Oil Replacement (8.6 Inch Axle) , Differential Oil Replacement (10.5 Inch Axle) , Differential Oil Replacement (9.5LD Inch Axle) .
- Remove the rear axle shafts. Refer to Rear Axle Shaft and/or Gasket Replacement .
- Remove the rear propeller shaft from the vehicle. Refer to Rear Propeller Shaft Replacement .
- Remove the drive pinion flange/yoke and/or oil seal. Refer to Drive Pinion Flange/Yoke and/or Oil Seal Replacement .
- Using a hydraulic press and an appropriate tool, remove the pinion.
- Remove the collapsible spacer.
- Using a hammer and a brass drift in the slots provided, remove the outer pinion bearing cup.
- Using a hammer and a brass drift in the slots provided, remove the inner pinion bearing cup.
NOTE:
Observe and mark the positions of all the driveline components, relative to the propeller shaft and the axles, prior to disassembly. These components include the propeller shafts, drive axles, pinion flanges, output shafts, etc. Reassemble all the components in the exact places in which you removed the parts. Follow any specifications, torque values, and any measurements made prior to disassembly.
NOTE:
When performing the following service procedure, move the drift back and forth between one side of the cup and the other in order to work the cups out of the retainer evenly.
NOTE:
When performing the following service procedure, move the drift back and forth between one side of the cup and the other in order to work the cups out of the retainer evenly.