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Home >> Cadillac >> 2012 >> Escalade EXT >> Repair and Diagnosis >> External Pages >> Different car >> Section 587 (Front Suspension System) >> Repair Instructions >> Lower Control Arm Replacement >> Installation Procedure
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Installation Procedure

WARNING: This page is about a different car, the 2004 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Lower Control Arm & Bolts
    GM65339Courtesy of GENERAL MOTORS CORP.
  1. Install the lower control arm to the vehicle.

    Install the cam bolts, washers, and nuts retaining control arm to the crossmember.

    • Place the cam bolts at the position marked during disassembly.
    • Due to a required wheel alignment, tighten the cam bolts but do not set to final torque specifications at this time.
    2. Fig 2: Lower Control Arm Ball Joint, Stud & Nuts
    GM168544Courtesy of GENERAL MOTORS CORP.
  2. Support the lower control arm with a jackstand.
  3. Install the lower ball joint stud to the steering knuckle.
    4. NOTE: Refer to Fastener Notice in Cautions and Notices.
  4. Install the lower control arm ball joint stud nut.

    It may be necessary to use an Allen wrench to keep the ball joint stud from spinning while tightening the ball joint stud nut.

    Tighten:  Tighten the lower control arm ball joint stud nut to 30 N.m (20 lb ft) plus 180 degrees.

    5. Fig 3: Stabilizer Shaft Link & Lower Control Arm
    GM172678Courtesy of GENERAL MOTORS CORP.
  5. Install the stabilizer shaft link to the lower control arm.

    Tighten:  Tighten the stabilizer shaft link nut to 72 N.m (53 lb ft).

    6. Fig 4: Removing/Installing Transverse Spring Using J 33432-A
    GM65337Courtesy of GENERAL MOTORS CORP.
  6. Install the front transverse spring. Refer to Front Transverse Spring Replacement .
  7. Remove the spring compressor tool J 33432-A  . See Special Tools and Equipment .
    8. Fig 5: Lower Shock Absorber & Bolts
    GM65335Courtesy of GENERAL MOTORS CORP.
  8. Connect the shock absorber to the lower control arm.

    Tighten:  Tighten the shock absorber lower mounting nuts to 28 N.m (21 lb ft).

    9. Fig 6: Shock Absorber ESC Harness Connector
    GM581266Courtesy of GENERAL MOTORS CORP.
  9. Connect the ESC electrical connector to the shock, if equipped.
    10. Fig 7: View Of Rear Wheel Speed Sensor Harness Connector
    GM581404Courtesy of GENERAL MOTORS CORP.
  10. Connect the electrical connector to the wheel speed sensor.
  11. Remove the jackstand.
  12. Install the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  13. Lower the vehicle.
  14. Perform a front wheel alignment. Refer to Measuring Wheel Alignment in Wheel Alignment.

    Tighten:  Tighten the lower control arm cam bolt nuts to 170 N.m (125 lb ft).

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