CTS 2006-2007, CTS-V 2005-2007, DTS 2006-2007

Lower Ball Joints

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Removal & Installation



  1. Before servicing the vehicle, refer to the Precautions Section.
  2.  
  3. Remove or disconnect the following:

    Front wheel
     
    Lower control arm
     

  4.  
  5. Using a 0.5 inch (13mm) drill, drill out the 3 rivet heads that attach the ball stud to the lower control arm.
  6.  
  7. Remove the ball stud from the lower control arm.

    Click image to see an enlarged view

    Fig. Drill out the rivets to remove the ball joint from the lower control arm

  8.  

To install:

  1. Install or connect the following:

    Ball stud to the lower control arm
     
    Bolts through the upper side of the lower control arm. Torque the new bolts to 26 ft. lbs. (35 Nm).
     
    Lower control arm
     
    Front wheel
     

  2.  
  3. Check and/or adjust the front end alignment.

    Click image to see an enlarged view

    Fig. The replacement ball joint will be bolted to the lower control arm with the bolts supplied in the kit

  4.  

FE1 & FE3 Suspensions

The lower control arm must be replaced. The ball joint is not serviced separately.

FE7 Suspension
  1. Before servicing the vehicle, refer to the Precautions Section.
  2.  
  3. Raise the vehicle.
  4.  
  5. Remove the tire and wheel.
  6.  
  7. Remove the wheel drive shaft nut.
  8.  
  9. Remove the brake caliper bolts.
  10.  
  11. Support and hang the caliper away from the brake rotor.
  12.  
  13. Remove the brake rotor.
  14.  
  15. Disconnect the wheel speed sensor connector.
  16.  
  17. Use the J 24319-B and separate the tie rod from the knuckle.
  18.  
  19. Remove the nut from the ball joint stud.
  20.  
  21. Use J 39549 to separate the ball joint from the lower control arm.
  22.  
  23. Remove the strut to knuckle attaching nuts and bolts.
  24.  
  25. Remove the steering knuckle from the vehicle.

    Click image to see an enlarged view

    Fig. Steering knuckle removal shown

  26.  
  27. Remove the snap ring from the steering knuckle.
  28.  
  29. Place the knuckle in a vise.
  30.  
  31. Install the J 44254 and press the ball joint out of the knuckle.

    Click image to see an enlarged view

    Fig. View of J 44254 pressing the ball joint out of the knuckle

  32.  
  33. Inspect the tapered hole in the lower control arm and remove any dirt. If this hole is out of round, deformed, or damaged, replace the control arm.
  34.  

To install:

  1. Using Loctite® Cleaning Solvent 755, or equivalent, clean the mounting surfaces of the steering knuckle and the new ball joint prior to installation. Do not apply solvent to the ball joint seal.
  2.  
  3. Install the ball joint into the steering knuckle.
  4.  
  5. Apply a 0.236 inch (6 mm bead) of Loctite® 680 evenly to the ball joint prior to installation.
  6.  
  7. Position the ball joint in the steering knuckle with the grease fitting toward the rear of the vehicle.
  8.  
  9. Use the J 44254 and press in the ball joint.
  10.  
  11. The ball joint will bottom on the steering knuckle.
  12.  
  13. When installing the ball joint, make sure the notch in the tool aligns with the grease fitting.
  14.  
  15. Install the snap ring into the steering knuckle.
  16.  
  17. Install the steering knuckle to the strut.
  18.  
  19. Tighten the strut to knuckle nuts to 131 ft. lbs. (177 Nm).
  20.  
  21. Install the ball joint nut.
  22.  
  23. Tighten the ball joint nut to 22 ft. lbs. (30 Nm). Then tighten the nut an additional 210 degrees.
  24.  
  25. Install the tie rod to the steering knuckle.
  26.  
  27. Tighten the tie rod to knuckle nut to 22 ft. lbs. (30 Nm). and then an additional 200 degrees. Do not loosen the nut to align the cotter pin.
  28.  
  29. Install the cotter pin to the tie rod stud.
  30.  
  31. Install the wheel speed sensor connector.
  32.  
  33. Install the brake rotor.
  34.  
  35. Install the caliper and caliper bolts.
  36.  
  37. Install the tire and wheel.
  38.  
  39. Lower the vehicle.
  40.  
  41. Check the front wheel alignment.
  42.  

 
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