Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSCHEVROLET2008CHEVY EXPRESS G2500, VAN CARGO, 6.6 6REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1856 (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 does not describe the selected car, but rather 6 other vehicles, including the 2009 GMC Savana Special, 2009 GMC Savana Camper Special, 2009 GMC Savana, 2009 Chevrolet RV Cutaway, and 2009 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Supporting Lower Control Arm With Jack Stand

GM160827

Courtesy of GENERAL MOTORS CORP.

Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
Support lower control arm with a jack stand.

Fig 2: View Of Retaining Bolts For Brake Hose And Wheel Speed Sensor Brackets

GM367084

Courtesy of GENERAL MOTORS CORP.

Remove the tire and wheel. Refer to Tire and Wheel Removal and Installation .
Remove the retaining bolts for the brake hose and the wheel speed sensor brackets.

Fig 3: Upper Ball Joint Retaining Nut

GM830521

Courtesy of GENERAL MOTORS CORP.

Remove the wheel drive shaft (4WD only). Refer to Wheel Drive Shaft Replacement .
Remove and discard the upper ball joint retaining nut.

Fig 4: Separating Upper Ball Joint From Steering Knuckle (RWD)

GM853946

Courtesy of GENERAL MOTORS CORP.

Disconnect the upper control arm from the steering knuckle using the J 43631 and J 45851 . See Special Tools .

Fig 5: Upper Control Arm, Bolts, Nuts & Adjustment Cams

GM830508

Courtesy of GENERAL MOTORS CORP.

Remove the upper control arm nuts and the adjustment cams.
Remove the upper control arm bolts.
Remove the upper control arm.

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.