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Home >> Buick >> 2015 >> Regal GS, AWD >> Repair and Diagnosis >> Body & Frame >> Frames, Subframes & Crossmembers >> Frame And Underbody >> Repair Instructions >> Rear Suspension Support Replacement (GNE) >> Installation Procedure

Installation Procedure

    NOTE:

    When transferring any suspension components, refer to each suspension component replacement procedure for the proper torque specifications.

  1. With the aid of an assistant, position the rear support onto the transmission jack and firmly secure the support to the jack with straps.
  2. Install the inner fastener to adjustments links. Refer to Adjust Link Replacement (GNE) .
  3. Carefully lower the vehicle until contacts the frame assembly and is correctly positioned within the spray painted areas.
  4. Fig 1: Rear Support To Body Bolts
    GM2018676Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Fastener Caution .

  5. Install 4 NEW rear support to body bolts (1) and tighten to:
    • First Pass: 90 N.m (66 lb ft)
    • Second Pass: plus 180 degrees
    • Final Pass: plus 15 degrees
  6. Install the differential. Refer to Differential Carrier Assembly Replacement .
  7. Install the rear wheel drive shafts. Refer to Rear Wheel Drive Shaft Replacement .
  8. Install the outer fastener adjustment links. Refer to Adjust Link Replacement (GNE) .
  9. Fig 2: Reinforcement Arm Bolts
    GM2018675Courtesy of GENERAL MOTORS COMPANY
  10. Install NEW reinforcements arm bolts (1) to body and tighten to:
    • First Pass: 150 N.m (111 lb ft)
    • Second Pass: plus 30 degrees
    • Final Pass: plus 15 degrees
  11. Install the upper control arms. Refer to Upper Control Arm Replacement (GNE) .
  12. Install the lower control arms. Refer to Rear Axle Lower Control Arm Replacement (GNE) .
  13. Install the rear wheel hub brackets. Refer to Rear Wheel Hub Bracket Replacement .
  14. Install the shock absorber lower fastener. Refer to Shock Absorber Replacement (GNE) .
  15. Install the park brake cable. Refer to Parking Brake Rear Cable Replacement .
  16. Install the exhaust muffler. Refer to EXHAUST MUFFLER REPLACEMENT (SINGLE) or EXHAUST MUFFLER REPLACEMENT (DUAL) .
  17. Install the tires and wheels. Refer to Tire and Wheel Removal and Installation .
  18. Check the rear alignment. Refer to Wheel Alignment Measurement .