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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 Bushing Replacement (GNC) >> Installation Procedure

Installation Procedure

NOTE:

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

    Fig 1: Locating Front Bushings
    GM2019063Courtesy of GENERAL MOTORS COMPANY
  1. Locate the front bushings as shown in the picture.
  2. Fig 2: Rear Bushing
    GM2019064Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    The bushing can be damaged if it is pressed to deep. The bushing should be pressed so that the flange on the bushing is resting on the rear suspension support.

  3. Position the rear bushings in the frame.
  4. Fig 3: Bushing & Removal/Installation Tools
    GM2321609Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Apply a small amount of silicone grease on the bushing prior to installing.

  5. Use the DT-4912610  tool (1), CH-50196  tool (3) and the CH-49233  tool (2), install the bushing.
  6. With the aid of an assistant, position the rear support onto the transmission jack and firmly secure the support to the jack with straps.
  7. Position the rear support assembly to the vehicle.
  8. Fig 4: Rear Support To Body Bolts
    GM2018676Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Fastener Caution .

  9. Install 4 NEW rear support to body bolts (1).

    Tighten 

    Tighten to 90 N.m (66 lb ft) + 180 degrees + 15 degrees.

  10. Connect the electrical connection.
  11. Install rear springs. Refer to Rear Spring, Insulator, and Jounce Bumper Replacement .
  12. Install the propeller shaft. Refer to Propeller Shaft Replacement .
  13. Fig 5: Reinforcement Arm Bolts
    GM2018675Courtesy of GENERAL MOTORS COMPANY
  14. Install NEW reinforcements arm bolts (1) to body.

    Tighten 

    Tighten the bolts to 150 N.m (111 lb ft) + 30 degrees + 15 degrees.

  15. Install shock absorber lower fastener. Refer to Shock Absorber Replacement (GNC) .
  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. Lower the vehicle.
  19. Check the rear alignment. Refer to Wheel Alignment Measurement .