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Installation Procedure

    Fig 1: Right Side Rear Frame & Wiring Harness Retainers
    GM3459281Courtesy of GENERAL MOTORS COMPANY
  1. Install the right side rear frame wiring harness (2), to the rear frame, with the harness retainers (1).
    2. Fig 2: Rear Frame & Wiring Harness Retainers
    GM3459282Courtesy of GENERAL MOTORS COMPANY
  2. Install the rear frame wiring harness (2), to the rear frame, with the harness retainers (1).
    3. Fig 3: Left Side Rear Frame & Wiring Harness Retainers
    GM3459279Courtesy of GENERAL MOTORS COMPANY
  3. Install the left side rear frame wiring harness (2), to the rear frame, with the harness retainers (1).
    4. Fig 4: View Of Marks On Eccentric Washers
    GM1943723Courtesy of GENERAL MOTORS COMPANY
    NOTE:
    • The eccentric washers (1) must be fitted correctly in terms of their orientation and alignment marks.
    • The I-Link to rear subframe retaining bolt (2) and NEW nut (5) must not be fully tightened at this stage.
  4. Install the I-Link (3) into the rear subframe (4).
  5. Install the I-Link to rear subframe retaining bolt (2).
  6. Install the eccentric washer (1) and the NEW nut (5).

    Do not fully tighten at this stage.

    7. Fig 5: View Of Y-Link
    GM1943700Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    The Y-Link to subframe retaining bolt (3) and nut (4) must not to be fully tightened at this stage.

  7. Install the Y-Link (5) to the rear subframe.
    8. NOTE:

    The Y-Link to subframe retaining bolt (1) and nut (2) must not to be fully tightened at this stage.

  8. Install the Y-Link to rear subframe retaining bolt (3) and NEW nut (4). Do not fully tighten at this stage..
  9. Install the Y-Link to knuckle retaining bolt (1) and NEW nut (2).

    Do not fully tighten at this stage.

    10. Fig 6: View Of Upper Control Arm
    GM1943682Courtesy of GENERAL MOTORS COMPANY
  10. Install the upper control arm (4) into the rear subframe.
  11. Install the upper control arm ball joint bushing to rear subframe retaining bolt (1) and NEW nut (5).
    12. CAUTION:

    Refer to Fastener Caution .

  12. Tighten the retaining bolt (1) and NEW nut (5) to:
    • First pass: 80 (59 lb ft).
    • Final pass: 120 Degrees.
  13. Install the upper control arm to knuckle retaining bolt (3) and NEW nut (2).
  14. Tighten the retaining bolt (1) and NEW nut (2) to:
    • First pass: 60 (44 lb ft).
    • Final pass: 120 Degrees.
  15. Install the upper control arm pivot bushing. Refer to Knuckle Replacement .
    16. Fig 7: View Of Bolt, Eccentric Washers, Subframe, Lower Control Arm & Nut
    GM1943697Courtesy of GENERAL MOTORS COMPANY
    NOTE:
    • The eccentric washers (2) must be fitted correctly in terms of their orientation and alignment marks.
    • Do not fully tighten the lower control arm to rear subframe retaining bolt (1) and nut (5) at this stage.
  16. Install the lower control arm (4) into the rear subframe (3).
  17. Install the lower control arm to rear subframe retaining bolt (1).
  18. Install the eccentric washer (2) and the NEW nut (5).

    Do not fully tighten at this stage.

    19. Fig 8: Identifying Lower Control Arm To Strut Assembly Retaining Bolt & Nut
    GM1943680Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Do not fully tighten the lower control arm to strut assembly retaining bolt (2) and nut (1) at this stage.

  19. Connect the rear strut assembly (4) to the lower control arm (3).
  20. Install the lower control arm to strut assembly retaining bolt (2) and NEW nut (1). Do not fully tighten at this stage.
  21. Install the rear wheel hub and knuckle assembly. Refer to Knuckle Replacement .
  22. Install the stabilizer shaft. Refer to Stabilizer Shaft Replacement .
  23. Install the stabilizer shaft link. Refer to Stabilizer Shaft Link Replacement .
  24. Install the electronic parking brake control module. Refer to Electronic Parking Brake Control Module Replacement .
  25. Install the right side parking brake rear cable. Refer to Parking Brake Rear Cable Replacement - Right Side .
  26. Install the left side parking brake rear cable. Refer to Parking Brake Rear Cable Replacement - Left Side .
    27. NOTE:

    Do not perform a wheel alignment at this time.

  27. Install the rear suspension support assembly. Refer to Rear Suspension Support Removal and Installation .
  28. Bounce the vehicle several times to settle the suspension.
    29. Fig 9: View Of Lower Control Arm To Subframe Retaining Bolt & Nut With Eccentric Washers
    GM1943696Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    The lower control arm to the subframe retaining bolt (1) and nut (2) eccentric washers (3) are used to adjust rear suspension camber.

    NOTE:

    Make sure that the vehicle is positioned on a suitable hoist to load the rear suspension bushes to the correct position.

  29. Align the marks on the eccentric washers (3) with the marks on the subframe.
  30. Tighten the lower control arm to subframe retaining bolt (1) to 175 (129 lb ft).
    31. Fig 10: Identifying Lower Control Arm To Knuckle Retaining Bolt & Nut
    GM1943699Courtesy of GENERAL MOTORS COMPANY
  31. Tighten the lower control arm to knuckle retaining bolt (2) and NEW nut (1) to:
    • First pass: 40 (30 lb ft).
    • Final pass: 120 Degrees
    32. Fig 11: Identifying Y-Link To Subframe Retaining Bolt & Nut
    GM1943704Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Make sure that the vehicle is positioned on a suitable hoist to load the rear suspension bushings to the correct position.

  32. Tighten the Y-Link to subframe retaining bolt (2) and NEW nut (1) to 100 (74 lb ft).
    33. Fig 12: Identifying Y-Link To Knuckle Retaining Bolt & Nut
    GM1943702Courtesy of GENERAL MOTORS COMPANY
  33. Tighten the Y-Link to knuckle retaining bolt (2) and NEW nut (1) to:
    • First pass: 40 (30 lb ft).
    • Final pass: 120 Degrees
    34. Fig 13: View Of Marks On Eccentric Washers
    GM1943723Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Make sure that the vehicle is positioned on a suitable hoist to load the rear suspension bushes to the correct position.

  34. Align the marks on the eccentric washers (1) with the marks on the subframe (3).
  35. Tighten the I-Link to subframe retaining bolt (2) and NEW nut (5) to 175 (129 lb ft).
  36. Check the wheel alignment of the vehicle. Refer to Wheel Alignment Measurement .
  37. Correct the wheel alignment of the vehicle, if necessary. Refer to Rear Camber Adjustment , and Rear Toe Adjustment .
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