Chevrolet Silverado / GMC Sierra. Service manual — part 1412

2. Fill the rear axle. Use the proper fluid. Refer to Approximate Fluid Capacities and Fluid

and Lubricant Recommendations .

Fig. 44: View Of Rear Axle Fill Plug
Courtesy of GENERAL MOTORS CORP.

3. Install the rear axle fill plug.

Tighten: Tighten the rear axle fill plug to 33 N.m (24 lb ft).

4. Lower the vehicle.

VENT HOSE REPLACEMENT

Removal Procedure

2008 Chevrolet Silverado 1500

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

1. Raise and support the vehicle.

Fig. 45: Vent Hose & Rear Axle
Courtesy of GENERAL MOTORS CORP.

2. Remove the vent hose (1) from the top of the rear axle (2).

IMPORTANT: Make note of the routing in order to aid in reassembly.

2008 Chevrolet Silverado 1500

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

Fig. 46: Vent Hose & Frame Clip
Courtesy of GENERAL MOTORS CORP.

3. Remove the vent hose (1) from the clip (2) on the frame.

2008 Chevrolet Silverado 1500

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

Fig. 47: Vent Hose & Filler Hose Clamp
Courtesy of GENERAL MOTORS CORP.

4. Remove the vent hose (1) from the clamp (2) on the filler hose.

Installation Procedure

2008 Chevrolet Silverado 1500

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