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HOMESERVICE MANUALSGMC1999FORWARD CONTROL 5.7 R, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 343 (REAR SUSPENSION)REPAIR INSTRUCTIONSKNUCKLE REPLACEMENTREMOVAL
1999 GMC Forward Control 5.7 R, Automatic

Knuckle Replacement: Removal

1999 GMC Forward Control 5.7 R, AutomaticSECTION Removal
WARNING: This page is about a different car, the 2003 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
  1. Raise and support the vehicle. Refer to LIFTING AND JACKING THE VEHICLE .
  2. Remove the tire and wheel.
  3. Remove the wheel bearing/hub assembly. Refer to WHEEL BEARING/HUB REPLACEMENT - REAR .
  4. Remove the upper control arm to knuckle bolt and nut.
    Fig 1: Removing Upper Control Arm-To-Knuckle Nut & Bolt
    G00370952Courtesy of GENERAL MOTORS CORP.
  5. Remove the lower control arm to knuckle bolt and nut.
    Fig 2: Removing Lower Control Arm-To-Knuckle Bolt & Nut
    G00370953Courtesy of GENERAL MOTORS CORP.
  6. Remove the toe link to knuckle bolt and nut.
    Fig 3: Removing Toe Link-To-Knuckle Bolt & Nut
    G00370954Courtesy of GENERAL MOTORS CORP.
  7. Remove the trailing blade to knuckle bolts.
    Fig 4: Removing Trailing Blade-To-Knuckle Bolts
    G00370955Courtesy of GENERAL MOTORS CORP.
  8. Remove the knuckle from the vehicle.
RENDER: 1.0x

NO RELATED

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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.