GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2009 🢒 Omega VE 🢒 Preface 🢒 Cautions and Notices 🢒 Knuckle Replacement

Tools Required

    • 7208 Drive Shaft Remover.
    • KM-468 Hub Holding Tool.

Removal Procedure - Up to 13 Aug 2007

    Caution: Refer to Safety Glasses Caution in the Preface section.

    Caution: Refer to Vehicle Lifting Caution in the Preface section.

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
  2. Remove the rear wheel. Refer to Tire and Wheel Removal and Installation.
  3. Remove the rear brake disc. Refer to Rear Brake Rotor Replacement.

    4. Object Number: 1959112 Size: SH
  4. Install the KM-468   (1) to the wheel hub (2) with two inverted wheel nuts (3).

    5. Support the KM-468 outer end on a safety stand.


    Object Number: 1958984 Size: SH

    Important: The wheel drive shaft retaining nut (2) and washer (1) must be discarded after removal.

  5. Remove the wheel drive shaft retaining nut (2) and washer (1).
    6. • Discard the nut.
    • Discard the washer.
  6. Remove the 7208 from the wheel hub.

    7. Object Number: 1959076 Size: SH

    Important: The wheel speed sensor cable must be secured to protect it from damage.

  7. Disconnect the wheel speed sensor electrical connector (1).
  8. Detach the wheel speed sensor wiring harness mounting clip (2) from the knuckle (3).

    9. Object Number: 1946998 Size: SH

    Important: Prevailing torque nuts must be discarded after removal.

  9. Remove the lower control arm to knuckle retaining bolt (2) and nut (1).

    10. Discard the nut.


    Object Number: 1959063 Size: SH
  10. Remove the I-Link to knuckle retaining bolt (1).

    11. Object Number: 1946995 Size: SH

    Important: Mark the location of the bolt and nut relative to the Y-Link for correct re-assembly.

    Important: Prevailing torque nuts must be discarded after removal.

  11. Remove the Y-Link to knuckle retaining bolt (2) and nut (1).

    12. Discard the nut.


    Object Number: 1959066 Size: SH

    Important: Mark the location of the bolt and nut relative to the upper control arm for correct re-assembly.

  12. Loosen the upper control arm to knuckle retaining bolt (2) and nut (1).

    13. Do not remove the bolt and nut.


    Object Number: 1958987 Size: SH
  13. Secure the rear driveshaft with wire to protect it from damage.
  14. Install the 7208 to the wheel hub.
  15. Press the wheel drive shaft from the wheel hub using the 7208  (1).
  16. Remove the 7208 from the wheel hub.

    17. Object Number: 1959068 Size: SH

    Important: Prevailing torque nuts must be discarded after removal.

  17. Remove the upper control arm to knuckle bolt (2) and nut (1).
  18. Remove the wheel hub and knuckle assembly.
  19. Disassemble the wheel hub and knuckle assembly. Refer to Rear Wheel Bearing and Hub Replacement.

Installation Procedure - Up to 13 Aug 2007
  1. Assemble the wheel hub and knuckle assembly. Refer to Rear Wheel Bearing and Hub Replacement.

    2. Object Number: 1959068 Size: SH
  2. Install the wheel hub and knuckle assembly to the upper control arm.

    3. Important:  The upper control arm to knuckle retaining bolt (2) and nut (1) must not to be fully tightened at this stage.

  3. Install the upper control arm to knuckle retaining bolt (2) and nut (1).

    4. Do not fully tighten at this stage.


    Object Number: 1958994 Size: SH

    Important: Lightly lubricate the wheel drive shaft outer splined end (4) with the recommended differential lubricant.

    Important: Do not excessively push the wheel drive shaft (3) through the wheel hub (1).

  4. Push the wheel drive shaft outer splined end (4) into the splined cavity (5) of the wheel hub (1).
  5. Remove the wheel drive shaft securing wire, used in the removal process to prevent damage.

    6. Object Number: 1959106 Size: SH
  6. Install the lower control arm (3) to the knuckle (4).

    7. Important: The lower control arm to knuckle retaining bolt (2) and nut (1) must not to be fully tightened at this stage.

  7. Install the lower control arm to knuckle retaining bolt (2) and NEW nut (1).

    8. Do not fully tighten at this stage.


    Object Number: 1958993 Size: SH
  8. Install the Y-Link (4) to the knuckle (2).

    9. Important: The Y-Link to knuckle retaining bolt (1) and nut (3) must not to be fully tightened at this stage.

  9. Install the Y-Link to knuckle retaining bolt (1) and NEW nut (3).

    10. Do not fully tighten at this stage.


    Object Number: 1959070 Size: SH
  10. Install the I-Link (4) to the knuckle (1).

    11. Important: The I-Link to knuckle retaining bolt (2) and nut (3) must not to be fully tightened at this stage.

  11. Install the I-Link to knuckle retaining bolt (2) and washer (3).

    12. Do not fully tighten at this stage.


    Object Number: 1959076 Size: SH
  12. Connect the wheel speed sensor electrical connector (1).
  13. Attach the wheel speed sensor wiring harness mounting clip (2) to the knuckle (3).

    14. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1958984 Size: SH

    Important: A NEW nut and NEW washer must be used when installing the wheel drive shaft.

  14. Install NEW retaining washer (1) and NEW nut (2) to the wheel drive shaft.

    15. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 2034147 Size: SH
  15. Install the KM-468

    16. Support the KM-468

    Notice: Refer to Fastener Notice in the Preface section.

    Important: There are two suitable methods of tightening the wheel drive shaft retaining nut. DO NOT EXCEED THE SPECIFIED TIGHTENING VALUES, otherwise premature bearing failure may result.

  16. Preferred Method

    17. Tighten
    Tighten the nut on first pass to 150 N·m (111 lb ft).

    Loosen
    Loosen the nut on second pass by 180 Degrees.

    Tighten
    Tighten the nut on third pass to 425 N·m (313 lb ft)

    Crimp nut.

    Alternate Method

    Tighten
    Tighten the nut on first pass to 150 N·m (111 lb ft).

    Loosen
    Loosen the nut on second pass by 180 Degrees.

    Tighten
    Tighten the nut on the third pass to 50 N·m (37 lb ft)

    Tighten
    Tighten the nut on the forth pass by 45 Degrees

    Crimp nut.

  17. Remove the KM-468  (1).
  18. Install the rear brake disc. Refer to Rear Brake Rotor Replacement
  19. Install the rear wheel. Refer to Tire and Wheel Removal and Installation
  20. Remove the safety stands.
  21. Lower the vehicle to the ground.
  22. Bounce the vehicle several times to settle the suspension.

    23. Object Number: 1959072 Size: SH

    Important: The weight of the vehicle must be on a level surface and on all four wheels before fully tightening the nuts and bolts.

    Important: Align the bolt to the mark made prior to removal.

  23. Tighten the upper control arm to knuckle retaining bolt (2) and NEW nut (1).

    24. Tighten
    Tighten the bolt and nut first pass to 60 N·m(44 lb ft).

    Tighten the bolt and nut final pass to 90 Degrees.


    Object Number: 1943699 Size: SH
  24. Tighten the lower control arm to knuckle retaining bolt (2) and NEW nut (1).

    25. Tighten
    Tighten the nut a first pass to 40 N·m (30 lb ft).

    Tighten the nut in a final pass 120 Degrees.


    Object Number: 1943702 Size: SH

    Important: Align the mark from bolt to Y-Link made prior to removal.

  25. Tighten the Y-Link to knuckle retaining bolt (2) and NEW nut (1).

    26. Tighten
    Tighten the bolt and nut a first pass to 40 N·m (30 lb ft).

    Tighten the bolt and nut in a second pass 120 Degrees.


    Object Number: 1959074 Size: SH
  26. Tighten the I-Link to knuckle retaining bolt (1).

    27. Tighten
    Tighten the bolt to 140 N·m (103 lb ft).

  27. Check the vehicle rear wheel alignment and adjust if necessary. Refer to Wheel Alignment Specifications.

Removal Procedure - After 13 Aug 2007

    Caution: Refer to Safety Glasses Caution in the Preface section.

    Caution: Refer to Vehicle Lifting Caution in the Preface section.

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
  2. Remove the rear wheel. Refer to Tire and Wheel Removal and Installation.
  3. Remove the rear brake disc. Refer to Rear Brake Rotor Replacement.

    4. Object Number: 1959112 Size: SH
  4. Install the KM-468 (1) to the wheel hub (2) with two inverted wheel nuts (3).

    5. Support the KM-468 (1) outer end on a safety stand.


    Object Number: 1958984 Size: SH

    Important: The wheel drive shaft retaining nut (2) and washer (1) must be discarded after removal.

  5. Remove the wheel drive shaft retaining nut (2) and washer (1).
    6. • Discard the nut.
    • Discard the washer.

    Object Number: 2034142 Size: SH

    Important: The wheel speed sensor cable must be secured to protect it from damage.

  6. Disconnect the wheel speed sensor electrical connector (1).
  7. Detach the wheel speed sensor wiring harness mounting clips (2, 3 and 4).

    8. Object Number: 1946998 Size: SH

    Important: Prevailing torque nuts must be discarded after removal.

  8. Remove the lower control arm to knuckle retaining bolt (2) and nut (1).

    9. Discard the nut.


    Object Number: 2034143 Size: SH
  9. Remove the I-Link to knuckle retaining bolt (1).

    10. Object Number: 1946995 Size: SH

    Important: Mark the location of the Y-Link to knuckle retaining bolt and nut relative to the Y-Link for correct re-assembly.

    Important: Prevailing torque nuts must be discarded after removal.

  10. Remove the Y-Link to knuckle retaining bolt (2) and nut (1).

    11. Discard the nut.


    Object Number: 2034145 Size: SH

    Important: Mark the location of the bolt and nut relative to the upper control arm for correct assembly.

  11. Loosen the upper control arm to knuckle retaining bolt (2) and nut (1).

    12. Do not remove the bolt and nut.


    Object Number: 2034151 Size: SH

    Important: Secure the wheel drive shaft with wire to protect it from damage.

  12. Install the 7208 (1) to the wheel hub (2).
  13. Press the wheel drive shaft from the wheel hub using the 7208 (1).
  14. Remove the 7208 (1) from the wheel hub (2).

    15. Object Number: 2034146 Size: SH

    Important: Prevailing torque nuts must be discarded after removal.

  15. Remove the upper control arm to knuckle bolt (2) and nut (1).

    16. Discard the nut.

  16. Remove the wheel hub and knuckle assembly.
  17. Disassemble the wheel hub and knuckle assembly. Refer to Rear Wheel Bearing and Hub Replacement.

Installation Procedure - After 13 Aug 2007
  1. Assemble the wheel hub and knuckle assembly. Refer to Rear Wheel Bearing and Hub Replacement.
  2. Install the wheel hub and knuckle assembly to the upper control arm.

    3. Object Number: 2034146 Size: SH

    Important:  The upper control arm to knuckle retaining bolt (2) and NEW nut (1) must not to be fully tightened at this stage.

  3. Install the upper control arm to knuckle retaining bolt (2) and NEW nut (1).

    4. Object Number: 2034150 Size: SH

    Important: Lightly lubricate the wheel drive shaft outer splined end (3) with the recommended differential lubricant.

    Important: Do not excessively push the wheel drive shaft (2) through the wheel hub (1).

  4. Push the wheel drive shaft outer splined end (3) into the splined cavity (4) of the wheel hub (1).
  5. Remove the wheel drive shaft securing wire, used in the removal process to prevent damage.

    6. Object Number: 1946998 Size: SH

    Important: The lower control arm to knuckle retaining bolt (2) and NEW nut (1) must not to be fully tightened at this stage.

  6. Install the lower control arm to knuckle retaining bolt (2) and NEW nut (1).

    7. Object Number: 1958993 Size: SH
  7. Install the Y-Link (4) to the knuckle (2).

    8. Important: The Y-Link to knuckle retaining bolt (1) and NEW nut (3) must not to be fully tightened at this stage.

  8. Install the Y-Link to knuckle retaining bolt (1) and NEW nut (3).

    9. Object Number: 2034143 Size: SH

    Important: The I-Link to knuckle retaining bolt (1) must not to be fully tightened at this stage.

  9. Install the I-Link to knuckle retaining bolt (1).

    10. Object Number: 2034142 Size: SH
  10. Connect the wheel speed sensor electrical connector (1).
  11. Attach the wheel speed sensor wiring harness mounting clips (2, 3 and 4).

    12. Object Number: 1958984 Size: SH

    Important: A NEW wheel drive shaft retaining nut and NEW washer must be used when installing the wheel drive shaft.

  12. Install the NEW wheel drive shaft retaining nut (2) and NEW washer (1).

    13. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 2034147 Size: SH
  13. Install the KM-468 (1) to the wheel hub (2) with two inverted wheel nuts (3).

    14. Support the KM-468 (1) outer end on a safety stand.

    Notice: Refer to Fastener Notice in the Preface section.

    Important: There are two suitable methods of tightening the wheel drive shaft retaining nut. DO NOT EXCEED THE SPECIFIED TIGHTENING VALUES, otherwise premature bearing failure may result.

  14. Preferred Method

    15. Tighten
    Tighten the nut on first pass to 150 N·m (111 lb ft).

    Loosen
    Loosen the nut on second pass by 180 Degrees.

    Tighten
    Tighten the nut on third pass to 425 N·m (313 lb ft)

    Crimp nut.

    Alternate Method

    Tighten
    Tighten the nut on first pass to 150 N·m (111 lb ft).

    Loosen
    Loosen the nut on second pass by 180 Degrees.

    Tighten
    Tighten the nut on the third pass to 50 N·m (37 lb ft)

    Tighten
    Tighten the nut on the forth pass by 45 Degrees

    Crimp nut.

  15. Remove the KM-468  (1).
  16. Install the rear brake disc. Refer to Rear Brake Rotor Replacement.
  17. Install the rear wheel. Refer to Tire and Wheel Removal and Installation.
  18. Remove the safety stands.
  19. Lower the vehicle to the ground.
  20. Bounce the vehicle several times to settle the suspension.

    21. Object Number: 2034149 Size: SH

    Important: The weight of the vehicle must be on a level surface and on all four wheels before fully tightening the nuts and bolts.

    Important: Align the bolt to the mark made prior to removal.

  21. Tighten the upper control arm to knuckle retaining bolt (2) and NEW nut (1).

    22. Tighten
    Tighten the bolt and nut first pass to 60 N·m(44 lb ft).

    Tighten the bolt and nut final pass to 90 Degrees.


    Object Number: 1943699 Size: SH
  22. Tighten the lower control arm to knuckle retaining bolt (2) and NEW nut (1).

    23. Tighten
    Tighten the nut a first pass to 40 N·m (30 lb ft).

    Tighten the nut in a final pass 120 Degrees.


    Object Number: 1943702 Size: SH

    Important: Align the mark from bolt to Y-Link made prior to removal.

  23. Tighten the Y-Link to knuckle retaining bolt (2) and NEW nut (1).

    24. Tighten
    Tighten the bolt and nut a first pass to 40 N·m (30 lb ft).

    Tighten the bolt and nut in a second pass 120 Degrees.


    Object Number: 2034148 Size: SH
  24. Tighten the I-Link to knuckle retaining bolt (1).

    25. Tighten
    Tighten the bolt to 140 N·m (103 lb ft).

  25. Check the vehicle rear wheel alignment and adjust if necessary. Refer to Wheel Alignment Specifications.