Chevrolet Silverado / GMC Sierra. Service manual — part 1333

Fig. 47: Axle Shaft Inner Flange - Front Drive Axle
Courtesy of GENERAL MOTORS CORP.

1. If only the left side inner axle shaft was removed, install the shaft by performing the

following steps:

1. Install the inner axle shaft into the differential case side gear using a soft-faced mallet

until the retaining ring on the inner axle shaft is fully seated within the groove in the
differential case side gear. Pull back on the inner axle shaft to ensure that the inner
axle shaft is properly retained in the differential case side gear.

NOTE:

Refer to Fastener Notice .

2008 Chevrolet Silverado 1500

2008 Driveline/Axle Front Drive Axle - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

2. Connect the wheel drive shaft to the inner axle shaft.

3. Install the wheel drive shaft inboard flange to inner axle shaft bolts.

Tighten: Tighten the wheel drive shaft inboard flange to inner axle shaft bolts to 79
N.m (58 lb ft).

2. If the right side inner axle shaft and/or housing was removed, install the shaft and/or housing

following the steps below.

3. Install the new inner axle shaft bearing and the new seal to the inner axle shaft housing.

Refer to Front Drive Axle Inner Shaft Seal and Inner Shaft Bearing Replacement.

Fig. 48: View Of Inner Axle Shaft & Components
Courtesy of GENERAL MOTORS CORP.

IMPORTANT: Do not install the inner axle shaft completely into the inner

2008 Chevrolet Silverado 1500

2008 Driveline/Axle Front Drive Axle - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

4. Install the inner axle shaft (1) into the inner axle shaft housing (4).

5. Install the new inner axle shaft housing gasket (3).

6. Install the inner axle shaft (1) and the inner axle shaft housing (4) to the differential carrier

assembly.

7. Install the inner axle shaft housing bolts (2).

Tighten: Tighten the inner axle shaft housing bolts to 40 N.m (30 lb ft).

Fig. 49: View Of Inner Axle Shaft Housing Nuts To Bracket (8.25 F4WD Axle)
Courtesy of GENERAL MOTORS CORP.

8. Install the inner axle shaft housing nuts to the bracket.

axle shaft housing at this time.

2008 Chevrolet Silverado 1500

2008 Driveline/Axle Front Drive Axle - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

Tighten: Tighten the inner axle shaft housing nuts to 100 N.m (75 lb ft).

9. Install the inner axle shaft into the differential case side gear by doing the following:

1. Turn the inner axle shaft and align the splines of the inner axle shaft with the splines on

the differential side gear.

2. Install the inner axle shaft into the differential case side gear using a soft-faced mallet

until the retaining ring on the inner axle shaft is fully seated within the groove in the
differential case side gear.

3. Pull back on the inner axle shaft to ensure that the inner axle shaft is properly retained

in the differential case side gear.

10. Install the wheel drive shaft inboard flange to the inner axle shaft.

Fig. 50: View Of Wheel Drive Shaft Inboard Flange Bolt - Front Drive Axle
Courtesy of GENERAL MOTORS CORP.

2008 Chevrolet Silverado 1500

2008 Driveline/Axle Front Drive Axle - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado