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HOMESERVICE MANUALSGMC1999FORWARD CONTROL 5.7 R, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 572 (FRONT SUSPENSION SYSTEM)REPAIR INSTRUCTIONSLOWER BALL JOINT REPLACEMENTINSTALLATION PROCEDURE
1999 GMC Forward Control 5.7 R, Automatic

Installation Procedure

1999 GMC Forward Control 5.7 R, AutomaticSECTION Installation Procedure
WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Removing/Installing Lower Ball Joint
    GM385752Courtesy of GENERAL MOTORS CORP.
  1. Install the ball joint to the lower control arm.
    2. Fig 2: Identifying Ball Joint Retaining Nuts
    GM385756Courtesy of GENERAL MOTORS CORP.
  2. Install the new ball joint bolts facing downward, away from the ball stud.
    3. NOTE: Refer to Fastener Notice in Cautions and Notices.
  3. Install the new ball joint retaining nuts.

    Tighten:  Tighten the ball joint retaining nuts to 68 N.m (50 lb ft).

  4. Install the lower control arm. Refer to Lower Control Arm Replacement .
  5. Install the tire and wheels. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  6. Lower the vehicle.
  7. Align the front suspension. Refer to Measuring Wheel Alignment in Wheel Alignment.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.