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Chevrolet Silverado / GMC Sierra. Manual - part 1564
Fig. 41: View Of Bearing Cup & Trunnion Yoke
Courtesy of GENERAL MOTORS CORP.
2. Assemble 1 bearing cup part way into 1 side of the yoke. Turn the yoke ear toward the
bottom.
3. Assemble the cross into the yoke so that the trunnion seats freely into the bearing cup.
2008 Chevrolet Silverado 1500
2008 DRIVELINE/AXLE Propeller Shaft - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Fig. 42: Identifying Bearing Cup & Yoke Ear
Courtesy of GENERAL MOTORS CORP.
4. With the trunnion seated in the bearing cup, press the bearing cup into the yoke until the
bearing cup is flush with the yoke ear.
5. Install the opposite bearing cup part way into the yoke ear.
6. Ensure that the trunnions start straight and true into both bearing cups.
7. Press the opposite bearing cup into the yoke ear while working the cross all the time in
order to inspect for free unbinding movement of the trunnions in the bearing cups.
8. Press the bearing cup into the yoke until the bearing cup retainer groove is visible over the
top of the bearing cup.
IMPORTANT: If there seems to be a hang up or binding, stop pressing.
Inspect the needle bearings for misalignment in the bearing
cup.
2008 Chevrolet Silverado 1500
2008 DRIVELINE/AXLE Propeller Shaft - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Fig. 43: Assembling Bearing Retainer In Retainer Groove
Courtesy of GENERAL MOTORS CORP.
9. Assemble the bearing retainer in the retainer groove.
10. Continue pressing until both retainers can be snapped into place.
2008 Chevrolet Silverado 1500
2008 DRIVELINE/AXLE Propeller Shaft - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Fig. 44: Seating Retainer Using Hammer (External Snap Ring)
Courtesy of GENERAL MOTORS CORP.
11. If the retainer is difficult to seat, the yoke can be sprung slightly with a firm blow from a
dead blow hammer.
12. It may be necessary to lubricate the snap ring with a slight amount of chassis grease so that
the snap ring seats in the bearing cup groove.
DESCRIPTION AND OPERATION
PROPELLER SHAFT DESCRIPTION AND OPERATION
The propeller shaft is a tube with universal joints at both ends which do not require periodic
maintenance, that transmit power from the transfer case or transmission output shaft to the
differential.
Front Propeller Shaft Description
2008 Chevrolet Silverado 1500
2008 DRIVELINE/AXLE Propeller Shaft - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
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