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Fig. 125: Pinion Nut And Washer 2. Apply sealant GM P/N 12346004 (Canadian P/N 10953480) or equivalent to the splines of the pinion yoke. 3. Install the pinion yoke. Align the marks made during removal. 4. Seat the pinion yoke onto the pinion shaft by tapping it with a soft-faced hammer until a few pinion shaft threads show through the yoke. 5. Install the washer and a NEW pinion nut. NOTE: Refer to Pinion Flange/Yoke Installation Notice .
2008 Chevrolet Silverado 1500 2008 Driveline/Axle Rear Drive Axle - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Fig. 126: Holding Pinion Yoke With Special Tool 6. Install the J 8614-01 onto the pinion yoke as shown. 7. Tighten the pinion nut while holding the J 8614-01 . Tighten: Tighten the nut until the pinion end play is just taken up. Rotate the pinion while NOTE: Refer to Fastener Notice . IMPORTANT: If the rotating torque is exceeded, the pinion will have to be removed and a new collapsible spacer installed.
2008 Chevrolet Silverado 1500 2008 Driveline/Axle Rear Drive Axle - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Fig. 127: Measuring Pinion Rotating Torque 8. Measure the rotating torque of the pinion. Compare this measurement with the rotating torque recorded during removal. Tighten: Tighten the nut in small increments, as needed, until the rotating torque is 0.40- 9. Once the specified torque is obtained, rotate the pinion several times to ensure the bearings have seated. Recheck the rotating torque and adjust if necessary.
2008 Chevrolet Silverado 1500 2008 Driveline/Axle Rear Drive Axle - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Fig. 128: Identifying Driveshaft Pinion, Yoke Retainers & Bolts 10. Install the propeller shaft (3) to the pinion yoke (4). Align the reference marks made during removal. 11. Install the propeller shaft yoke retaining clamps and the bolts. Tighten: Tighten the bolts to 25 N.m (18 lb ft). 12. Inspect and add axle lubricant to the axle housing, if necessary. Refer to Rear Axle Lubricant Level Inspection (11.5 Inch Axle) or Rear Axle Lubricant Level Inspection 13. Lower the vehicle.
2008 Chevrolet Silverado 1500 2008 Driveline/Axle Rear Drive Axle - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
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