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HOMESERVICE MANUALSCHEVROLET2008CHEVY EXPRESS G2500, VAN CARGO, 6.6 6REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 445 (FRONT SUSPENSION SYSTEM)REPAIR INSTRUCTIONSUPPER CONTROL ARM REPLACEMENTREMOVAL PROCEDURE
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6

Removal Procedure

2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Removal Procedure
WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. 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 in General Information.
  2. Remove the tire and wheel. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
    3. Fig 1: View Of Retaining Bolts For Brake Hose And Wheel Speed Sensor Brackets
    GM367084Courtesy of GENERAL MOTORS CORP.
  3. Remove the retaining bolt for the brake hose and the wheel speed sensor brackets.
  4. Remove the wheel drive shaft. Refer to Wheel Drive Shaft Replacement in Wheel Drive Shafts.
  5. Remove the nut at the upper ball joint. Discard the nut.
    6. Fig 2: Disconnecting Upper Control Arm From The Steering Knuckle
    GM853946Courtesy of GENERAL MOTORS CORP.
  6. Disconnect the upper control arm from the steering knuckle using the J 43631  and J 45851  .
  7. For 15-Series 2WD/4WD and 25/35 Series 2WD, remove the control arm using the following procedure:
    1. Remove the upper control arm nuts and the adjustment cams (2).
    2. Remove the upper control arm bolts (4).
    3. Remove the upper control arm.
    Fig 3: Removing The Upper Control Arm (15-Series 2WD/4WD and 25/35 Series 2WD)
    GM376754Courtesy of GENERAL MOTORS CORP.
  8. For the 25/35-Series 4WD, remove the control arm using the following procedure:
    1. Remove the upper control arm nuts and adjuster cams (2)
    2. Remove the upper control arm bolts (4).
    3. Remove the upper control arm.
    Fig 4: Removing The Upper Control Arm (25/35-Series 4WD)
    GM376756Courtesy of GENERAL MOTORS CORP.
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.