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Home › Saturn › 2004 › Ion Red Line › Repair and Diagnosis › External Pages › Different car › Section 75 (Rear Suspension System) › Repair Instructions › Control Arm Bushing Replacement › Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2005 Saturn Ion Red Line, 2005 Saturn Ion 3, 2005 Saturn Ion 2, and 2005 Saturn Ion 1. However, it is still accessible from the selected car via links, so may be relevant.
    IMPORTANT: The axle bushings must be installed in the correct orientation as shown.
  1. Slide the new bushings into the axle sleeve in the same orientation noted during removal. Make sure the rubber end (1) is facing inboard and the largest void (2) is in line with the wheel hub center (3).
    2. Fig 1: View Of Correct Axle Bushing Installation
    GM1381558Courtesy of GENERAL MOTORS CORP.
  2. Place the J 44570-1 (2) onto the bushing. Make sure the bushing is still oriented correctly.
  3. Insert the J 44570-3 (3) through the J 44570-1 (2) and the axle bushing.
    4. Fig 2: Replacing Bushing Using J 44570-2, J 44570-1 & J 44570-3
    GM855067Courtesy of GENERAL MOTORS CORP.
  4. Install the J 44570-2 (1) bearing, washer, and nut.
  5. Pull the bushing into the axle sleeve by holding the hex end of the threaded shaft while turning the nut.
  6. Disassemble and remove the bushing installation tool from the axle.
  7. Install the axle brackets to the axle bushings with the alignment slot on the outboard side.
    8. IMPORTANT: The axle bushing through bolts must be installed with the bolt head facing inboard.
  8. Loosely install the bushing bolts, park brake cable brackets and nuts.
  9. Using the jack stands, lower the rear of the axle until the bushing brackets contact the body.
  10. Hand tighten the axle bracket to body bolts just enough to hold the brackets flush to the body.
    11. Fig 3: View Of Bushing Bracket-To-Body Bolts
    GM888337Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: The axle through bolts must be tightened with the axle at the correct trim height and prior to torquing the axle bracket to body bolts.
  11. Using the jack stands, raise the axle to the proper trim height specification by measuring the vertical distance between the bottom edge of the upper spring seat and the bottom of the notch in the lower spring seat. Refer to Trim Height Inspection Procedure in Suspension General Diagnosis for D Height Measurement.
    12. NOTE: Refer to Fastener Notice in Cautions and Notices.
  12. Tighten the axle bushing through bolts.

    Tighten:  Tighten the bolts to 90 N.m (66 lb ft) +60 degrees

  13. Insert two 12 mm diameter pins through the axle brackets into the underbody.
  14. Align the left side axle bracket and snug down the bolts.
    15. Fig 4: View Of Left Side Of Axle Bracket
    GM855056Courtesy of GENERAL MOTORS CORP.
  15. Align the right side axle bracket and snug down the bolts.
    16. Fig 5: View Of Right Side Of Axle Bracket
    GM855058Courtesy of GENERAL MOTORS CORP.
  16. Tighten all the bracket to body bolts.

    Tighten:  Tighten the bolts to 90 N.m (66 lb ft) +30 degrees.

  17. With the axle supported by the jack stands, remove the lower shock bolts.
  18. Lower the jacks in order to install the coil springs.
  19. Install the coil springs, making sure the colored tag is facing the rear of the vehicle.
  20. Raise the jacks until the springs are slightly compressed in order to install the lower shock bolts. Refer to Shock Absorber Replacement .

    Tighten:  Tighten the lower bolts to 110 N.m (81 lb ft).

  21. Remove the jack stands.
  22. Reposition the rear brake hose brackets to the body.
  23. Install the brake hose bracket attaching nuts.
  24. Install the rear wheels. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  25. Lower the vehicle.
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