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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1370 (Rear Suspension System) >> Repair Instructions >> Crossmember Replacement (AWD) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2004 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.
  1. If you are replacing a control arm, copy the match marks from the old components to the new components.
  2. Install the differential carrier and the support to the crossmember. Refer to Differential Carrier Assembly Replacement .
    3. Fig 1: Suspension Components
    GM829795Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Do not tighten the nuts or the bolts on the suspension components. The weight of the vehicle must be on the tire and wheel assemblies before tightening the nuts and the bolts.
  3. Install the nut (1) and the bolt (3) in order to retain the left rear lower control arm to the crossmember.
  4. Install the nut and the bolt in order to retain the right rear lower control arm to the crossmember.
  5. Align the match marks and install the cam and the cam bolt and the left rear upper control arm to the crossmember.
  6. Install the nut to the cam bolt on the left rear upper control arm.
  7. Align the match marks and install the cam and the cam bolt and the right rear upper control arm to the crossmember.
  8. Install the nut to the cam bolt on the right rear upper control arm.
  9. Install the rear wheel drive shafts. Refer to Wheel Drive Shaft Replacement - Rear in Wheel Drive Shafts.
  10. Install backing plates and the knuckles. Refer to Knuckle Replacement (AWD) .
  11. Install the left rear park brake cable to the backing plate. Refer to Park Brake Cable Replacement - Left Rear in Park Brake.
  12. Install the right rear park brake cable to the backing plate. Refer to Park Brake Cable Replacement - Right Rear in Park Brake.
  13. Install the brake shoes and the brake hardware. Refer to Brake Shoe Replacement (FWD) or Brake Shoe Replacement (AWD) in Drum Brakes.
  14. Install the brake drums. Refer to Brake Drum Replacement in Drum Brakes.
  15. Install the stabilizer shaft. Refer to Stabilizer Shaft Replacement (FWD)  or Stabilizer Shaft Replacement (AWD) .
  16. Install the stabilizer shaft links. Refer to Stabilizer Shaft Link Replacement (AWD) .
  17. Use a jack in order to raise the rear drive module.
    18. Fig 2: Rear Drive Module Bolts And Nuts
    GM829793Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  18. Install the 2 nuts (1,2) and the 2 bolts (3,4) in order to retain the crossmember and the rear drive module to the body.

    Tighten:  Tighten the nuts and the bolts to 105 N.m (77.4 lb ft).

    19. Fig 3: Lower Control Arm And Bolts
    GM829784Courtesy of GENERAL MOTORS CORP.
  19. Install the 3 bolts (1,3,4) in order to retain the front of the left rear lower control arm (2) to the body.

    Tighten:  Tighten the bolts to 65 N.m (47.9 lb ft).

  20. Install the 3 bolts in order to retain the front of the right rear lower control arm to the body.

    Tighten:  Tighten the bolts to 65 N.m (47.9 lb ft).

  21. Install the nut and the bolt in order to retain the left rear shock absorber to the lower control arm.
  22. Install the nut and the bolt in order to retain the right rear shock absorber to the lower control arm.
  23. Install the brake pipe to the left wheel cylinder.

    Tighten:  Tighten the brake pipe fitting to 15 N.m (11.1 lb ft).

  24. Install the brake pipe to the right wheel cylinder.

    Tighten:  Tighten the brake pipe fitting to 15 N.m (11.1 lb ft).

  25. If the vehicle has ABS, install the 2 rear wheel speed sensors and pigtails. Refer to Wheel Speed Sensor Replacement - Rear (FWD) or Wheel Speed Sensor Replacement - Rear (AWD) in ABS.
  26. Install the left rear park brake cable to the equalizer. Refer to Park Brake Cable Replacement - Left Rear in Park Brake.
  27. Install the right rear park brake cable to the equalizer. Refer to Park Brake Cable Replacement - Right Rear in Park Brake.
  28. Install the propeller shaft. Refer to Propeller Shaft Replacement - Two Piece in Propeller Shaft.
  29. Install the catalytic converter. Refer to Catalytic Converter Replacement (LV6 Engine) or Catalytic Converter Replacement (LNK Engine) in Engine Exhaust.
  30. Install the 2 rear tire and wheel assemblies. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  31. Lower the vehicle.
  32. Bounce the rear of the vehicle in order to stabilize the suspension.
    33. IMPORTANT: The weight of the vehicle must be on the tire and wheel assemblies.
  33. Tighten the nut and the bolt that retains the left rear upper control arm to the knuckle.

    Tighten:  Tighten the nut and the bolt to 74 N.m (54.6 lb ft).

  34. Tighten the nut and the bolt that retains the right rear upper control arm to the knuckle.

    Tighten:  Tighten the nut and the bolt to 74 N.m (54.6 lb ft).

  35. Align the match marks and tighten the nut and the cam bolt that retains the left rear upper control arm to the crossmember.

    Tighten:  Tighten the nut and the bolt to 74 N.m (54.6 lb ft).

  36. Align the match marks and tighten the nut and the cam bolt that retains the right rear upper control arm to the crossmember.

    Tighten:  Tighten the nut and the bolt to 74 N.m (54.6 lb ft).

    37. Fig 4: Left Rear Lower Control Arm, Crossmember, Nuts And Bolts
    GM829799Courtesy of GENERAL MOTORS CORP.
  37. Tighten the nut and the bolt (1) that retains the left rear lower control arm to the crossmember (2).

    Tighten:  Tighten the nut and the bolt to 74 N.m (54.6 lb ft).

  38. Tighten the nut and the bolt that retains the right rear lower control arm to the crossmember.

    Tighten:  Tighten the nut and the bolt to 74 N.m (54.6 lb ft).

  39. Tighten the nut and the bolt on that retains the left rear shock absorber to the lower control arm.

    Tighten:  Tighten the nut and the bolt to 140 N.m (103.3 lb ft).

  40. Tighten the nut and the bolt on that retains the right rear shock absorber to the lower control arm.

    Tighten:  Tighten the nut and the bolt to 140 N.m (103.3 lb ft).

    41. Fig 5: Rear Right Lower Control Arm Match Marks And Nuts
    GM829425Courtesy of GENERAL MOTORS CORP.
  41. Align the match marks (1,2) and tighten the nut (3) and the bolt that retains the rear of the left rear lower control arm to the knuckle.

    Tighten:  Tighten the nut and the bolt to 74 N.m (54.6 lb ft).

  42. Align the match marks and tighten the nut and the bolt that retains the rear of the right rear lower control arm to the knuckle.

    Tighten:  Tighten the nut and the bolt to 74 N.m (54.6 lb ft).

    43. Fig 6: Front Left Rear Lower Control Arm Nut
    GM829426Courtesy of GENERAL MOTORS CORP.
  43. Tighten the nut (1) and the bolt that retains the front of the left rear lower control arm to the knuckle.

    Tighten:  Tighten the nut and the bolt to 74 N.m (54.6 lb ft).

  44. Tighten the nut and the bolt that retains the front of the right rear lower control arm to the knuckle.

    Tighten:  Tighten the nut and the bolt to 74 N.m (54.6 lb ft).

  45. Bleed the brake system. Refer to Hydraulic Brake System Bleeding in Hydraulic Brakes.
  46. Measure the wheel alignment. Adjust if necessary. Refer to Measuring Wheel Alignment in Wheel Alignment.
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