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Home >> Chevrolet >> 2006 >> Uplander Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 267 (Front Suspension System) >> Repair Instructions >> Lower Ball Joint Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2007 Chevrolet Monte Carlo and 2007 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the ball stud to the lower control arm.
    Fig 1: Removing/Installing Lower Ball Joint
    GM385752Courtesy of GENERAL MOTORS CORP.
  2. Install the NEW ball stud bolts facing down, away from the ball stud.
    Fig 2: Identifying Ball Joint Retaining Nuts
    GM385756Courtesy of GENERAL MOTORS CORP.
  3. Install the NEW ball stud nuts.

    Tighten:  Tighten the NEW ball stud nuts to 68 N.m (50 lb ft).

    NOTE: Refer to Fastener Notice in Cautions and Notices.
  4. Install the ball stud to the steering knuckle.
  5. Install the ball stud castle nut.

    Tighten:  Tighten the nut to 20 N.m (15 lb ft) plus an additional 120 degrees

    IMPORTANT: Verify the nut is torqued to a minimum of 55 N.m.
  6. Install a new cotter pin and bend the ends.
    Fig 3: Securing Cotter Pin In Ball Joint Castle Nut
    GM384428Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Do NOT loosen the ball stud nut in order to align the ball stud nut slots to the ball stud cotter pin hole. If necessary, tighten the ball stud castle nut in order to align the ball stud castle nut slot to the ball stud cotter pin hole.
    IMPORTANT: Ensure the cotter pin ends do NOT contact the ABS wheel speed sensor, the ABS sensor connector or the drive axle.
  7. Install the tire and wheels. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  8. Lower the vehicle.
  9. Check the wheel alignment. Refer to Measuring Wheel Alignment in Wheel Alignment.
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