Differential Carrier Assembly Replacement
REMOVAL PROCEDURE1. Raise the vehicle and support with jack stands.
2. Drain the front axle. Refer to Lubricant Change.
3. Remove the front propeller shaft at the carrier yoke. Refer to Propeller Shaft Replacement (Front Axle-All Except NP8).
4. Wire the propeller shaft out of the way.
5. Remove the left and right drive axle (halfshaft).
Refer to Halfshaft Assembly Replacement.
6. Remove the screws (1), nuts (6), and washers (2).
7. Remove the wiring at the axle (5).
8. Remove the vent hose at the axle. Refer to Vent Hose Replacement
9. Remove the carrier lower mounting bolt.
10. Remove the right side inner tie rod end from the relay rod. Refer to Tie Rod Replacement (All Except C3500HD) in Steering Linkage
11. For some models, remove the engine oil filter.
12. Attach a transmission jack to the carrier (5).
13. Remove the upper carrier mounting bolt (6).
14. Remove the carrier from the vehicle.
INSTALLATION PROCEDURE
1. Install the carrier to the vehicle.
2. Install the carrier mounting bolts (6), nuts (2) and washers (3).
- Tighten the bolts to 110 Nm (80 ft. lbs.).
NOTICE: Refer to Fastener Notice in Service Precautions.
3. Remove the transmission jack.
4. Install the new engine oil filter if your model required that you remove the engine oil filter.
5. Install the tie rod. Refer to Tie Rod Replacement (All Except C350OHD) in Steering Linkage
6. Install the axle tube bolts (1), nuts (6), and washers (2).
- For K2 models tighten the nuts to 100 Nm (75 ft. lbs.).
- For K3 models tighten the nuts to 145 Nm (106 ft. lbs.).
7. Install the vent hose. Refer to Vent Hose Replacement
8. Install the wiring,
9. Install the left and right drive axle (halfshaft). Refer to Halfshaft Assembly Replacement.
10. Install the front propeller shaft to the carrier yoke.
- Tighten the universal joint clamp bolts to 20 Nm (15 ft. lbs.).
11. Fill the front axle. Refer to Lubricant Change.
12. Add engine oil as necessary. Refer to Approximate Fluid Capacities in Maintenance and Lubrication.