Lower Control Arm Replacement (2500)

Lower Control Arm Replacement (2500)

Special Tools

* J 43631 - Ball Joint Separator
* J 45851 - Ball Joint Separator Protector Adapters

Removal Procedure

Note: For vehicles equipped with the aluminum control arm, the ball joint is NOT serviced separately. If the ball joint is found to have excessive wear and is damaged, replace the lower control arm as an assembly.

1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle (Service and Repair).
2. Remove the tire and wheel. Refer to Tire and Wheel Removal and Installation (Service and Repair).
3. Remove the stabilizer shaft link from the lower control arm. Refer to Stabilizer Shaft Replacement (1500) (Stabilizer Shaft Replacement (1500))Stabilizer Shaft Replacement (2500) (Stabilizer Shaft Replacement (2500)).
4. Remove the torsion bars. Refer to Torsion Bar and Support Assembly Replacement (Bushing Style) (Torsion Bar and Support Assembly Replacement (Bushing Style))Torsion Bar and Support Assembly Replacement (Link Style) (Torsion Bar and Support Assembly Replacement (Link Style)).
5. Remove the shock absorber. Refer to Shock Absorber Replacement (2500 Series) (Shock Absorber Replacement (2500 Series)).
6. Remove the wheel drive shaft. Refer to Wheel Drive Shaft Replacement (2500) (Wheel Drive Shaft Replacement - 2500 Series)Wheel Drive Shaft Replacement (1500) (Wheel Drive Shaft Replacement - 1500 Series).





Note: There are two type of nuts. One type has a captured washer and the second type does not have a captured washer.

7. Remove and discard the lower ball joint retaining nut.




8. Using the J 43631 - separator and the J 45851 - adapters , remove the lower ball joint from the steering knuckle.




9. Remove the lower control arm nuts (1) and washers (2).
10. Remove the control arm bolts (3).
11. Remove the control arm (4).

Installation Procedure




1. Install the lower control arm (4).
2. Install the lower control arm bolts (3).
3. Install the washers (2).

Caution: Refer to Fastener Caution (Fastener Caution).

4. Install the lower control arm retaining nuts (1) and tighten to 175 Nm(129 lb ft).
5. Install the lower ball joint into the steering knuckle.





Note: There are two styles of nuts. One style has a captured washer and the second style does not have a captured washer

6. Install the NEW lower ball joint retaining nut and tighten to 125 Nm(92 lb ft) or the nut without the captured nuts, tighten to 70 Nm(52 lb ft) plus an additional 90 degrees..
7. Install the wheel drive shaft. Refer to Wheel Drive Shaft Replacement (2500) (Wheel Drive Shaft Replacement - 2500 Series)Wheel Drive Shaft Replacement (1500) (Wheel Drive Shaft Replacement - 1500 Series).
8. Install the shock absorber. Refer to Shock Absorber Replacement (2500 Series) (Shock Absorber Replacement (2500 Series)).
9. Install the torsion bars. Refer to Torsion Bar and Support Assembly Replacement (Bushing Style) (Torsion Bar and Support Assembly Replacement (Bushing Style))Torsion Bar and Support Assembly Replacement (Link Style) (Torsion Bar and Support Assembly Replacement (Link Style)).
10. Remove the support for the knuckle and upper control arm.
11. Install the stabilizer shaft link to the lower control arm. Refer to Stabilizer Shaft Replacement (1500) (Stabilizer Shaft Replacement (1500))Stabilizer Shaft Replacement (2500) (Stabilizer Shaft Replacement (2500)).
12. Install the tire and wheel. Refer to Tire and Wheel Removal and Installation (Service and Repair).
13. Remove the supports and lower the vehicle.
14. Verify the front end alignment. Refer to Wheel Alignment Measurement (Service and Repair).