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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 204 (Rear Suspension System) >> Repair Instructions >> Lower Control Arm Replacement (without F55) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2017 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
    WARNING:

    This vehicle is equipped with torque-to-yield or single use fasteners. Install a NEW torque-to-yield or single use fastener when installing this component. Failure to replace the torque-to-yield or single use fasteners could cause damage to the vehicle, component, or bodily injury.

    Fig 1: Rear Suspension Lower Control Arm
    GM3967581Courtesy of GENERAL MOTORS COMPANY
  1. Install Rear Suspension Lower Control Arm(1).
    2. Fig 2: Rear Suspension Lower Control Arm Inner Nut And Bolt
    GM3967579Courtesy of GENERAL MOTORS COMPANY
  2. Install the rear suspension lower control arm inner nut (1) and NEW bolt (2). Do not tighten at this time.
    3. Fig 3: Rear Suspension Lower Control Arm Outer Nut And Bolt
    GM3966969Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    When removing/installing the lower control arm bolt, use care to not damage the park brake cable housing. If the housing is damaged, park brake failure may occur

  3. Install Rear Suspension Lower Control Arm Bolt (2) a NEW bolt.
    4. CAUTION:

    Refer to Fastener Caution .

    NOTE:

    Tighten the bolt and hold the nut.

  4. Install Rear Suspension Lower Control Arm Nut (1)

    Tighten 

    1. First Pass: 150 (111 lb ft)
    2. Final Pass: plus 90-105 degrees
    5. Fig 4: Rear Shock Absorber Lower Bolt
    GM3967577Courtesy of GENERAL MOTORS COMPANY
  5. Install the NEW rear shock absorber lower bolt (1).

    Tighten 

    1. First Pass: 100 N.m (74 lb ft)
    2. Final Pass: plus 90-105 degrees
    6. Fig 5: Rear Suspension Lower Trailing Link Outer Nut And Bolt
    GM4341606Courtesy of GENERAL MOTORS COMPANY
  6. Install NEW Rear Suspension Lower Trailing Link Outer Bolt (2)
  7. Install Rear Suspension Lower Trailing Link Outer Nut (1)
    NOTE:

    Tighten the bolt and hold the nut.

    Tighten

    1. First Pass:100 N.m (74 lb ft)
    2. Final Pass: plus 90-105 degrees
    8. Fig 6: Stabilizer Shaft Link Bolt
    GM4341598Courtesy of GENERAL MOTORS COMPANY
  8. Install Stabilizer Shaft Link Bolt (1) and tighten 58 N.m (43 lb ft)
  9. Install the electronic suspension rear position sensor linkage onto the rear suspension lower control arm. Electronic Suspension Rear Position Sensor Replacement
  10. Remove the jack stand supporting the rear suspension lower control arm.
    11. Fig 7: Rear Suspension Lower Control Arm Cover
    GM3967575Courtesy of GENERAL MOTORS COMPANY
  11. Install Rear Suspension Lower Control Arm Cover (2)
  12. Install the rear suspension lower control arm cover push pins (1).
  13. Install the rear tire and wheel assembly. Tire and Wheel Removal and Installation (Non V-Series)Tire and Wheel Removal and Installation (V-Series)
    14. Fig 8: Rear Suspension Lower Control Arm Inner Nut And Bolt
    GM3967579Courtesy of GENERAL MOTORS COMPANY
  14. Perform rear camber adjustment. Tighten the rear suspension lower control arm inner nut (1). Rear Camber Adjustment
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