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Home >> Cadillac >> 2021 >> CT4 Sport, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 274 (Rear Suspension) >> Repair Instructions >> Rear Suspension Lower Control Arm Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2022 Cadillac CT5. However, it is still accessible from the selected car via links, so may be relevant.
  1. GM5504138Courtesy of GENERAL MOTORS COMPANY

    Rear Suspension Lower Control Arm (1) - Install

  2. GM5504137Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    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 fastener could cause damage to the vehicle or component.

    Rear Suspension Lower Control Arm Inner Bolt (3) - Install NEW

  3. Rear Suspension Lower Control Arm Inner Washer (2) - Install
    4. NOTE:

    The final torque on the rear suspension lower control arm inner nut (1) is to be applied during the rear camber setting procedure.

  4. Rear Suspension Lower Control Arm Inner Nut (1) - Install and hand tighten
  5. GM5504136Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Correctly orient the rear coil spring as noted upon removal of the rear suspension lower control arm.

    Rear Coil Spring (1) - Install

  6. Support the rear suspension lower control arm (2) with an appropriate jack stand.
  7. Slowly lower the vehicle to apply tension on the rear coil spring (1) and rotate the rear suspension lower control arm (2) and align the rear suspension lower control arm (2) with the rear suspension knuckle.
  8. GM5337541Courtesy of GENERAL MOTORS COMPANY

    Rear Suspension Lower Control Arm Outer Bolt (3) - Install NEW

  9. Rear Suspension Lower Control Arm Outer Nut (1) - Install, but do NOT tighten
    10. CAUTION:

    Refer to Fastener Caution .

  10. Rear Suspension Lower Control Arm Outer Bolt (3) - Tighten
    1. First Pass: 150 N.m (111 lb ft)
    2. Final Pass: 90 - 105 degrees
  11. GM5335007Courtesy of GENERAL MOTORS COMPANY

    Rear Shock Absorber Bolt (2) @Rear Suspension Lower Control Arm (3) - Install NEW and tighten - Rear Shock Absorber Replacement (FE3, FE4 with F55) , or Rear Shock Absorber Replacement (FE2, FE3 without F55) 

  12. Remove the jack stand from beneath the rear suspension lower control arm.
  13. GM5334525Courtesy of GENERAL MOTORS COMPANY

    Rear Suspension Lower Control Arm Cover (2) - Install

  14. Install the 4 rear spring pins (1).
  15. Install the rear tire and wheel assembly. Tire and Wheel Removal and Installation (without J57) , or Tire and Wheel Removal and Installation (with J57)
  16. Remove the support and lower the vehicle.
  17. Adjust the rear camber. Rear Camber Adjustment
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