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 MANUALSISUZU2006ASCENDER S, 5.3 M, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 216 (FRONT SUSPENSION SYSTEM)REPAIR INSTRUCTIONSUPPER CONTROL ARM REPLACEMENTINSTALLATION PROCEDURE

2006 Isuzu Ascender S, 5.3 M, 4WD

Installation Procedure

2006 Isuzu Ascender S, 5.3 M, 4WDSECTION Installation Procedure

WARNING: This page is about a different car, the 2007 Isuzu Ascender, 2007 GMC Envoy, 2007 Chevrolet TrailBlazer, and 2007 Buick Rainier. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: View Of Upper Control Arm & Mounting Bolts

Courtesy of GENERAL MOTORS CORP.

Install the upper control arm.

Fig 2: Accessing Forward Facing Bolt

Courtesy of GENERAL MOTORS CORP.

Gently pry out on inner fender to access the forward facing bolt.

NOTE: Refer to Fastener Notice .

Install the upper control arm mounting bolts.
Tighten: Tighten the upper control arm mounting bolts to 150 N.m (111 lb ft).
Install the battery tray, if removed. Refer to Battery Tray Replacement .

Fig 3: View Of ABS Harness

Courtesy of GENERAL MOTORS CORP.

Connect the ABS wheel speed sensor wiring harness to the upper control arm.

Fig 4: View Of Upper Control Arm To The Steering Knuckle Pinch Bolt And Nut

Courtesy of GENERAL MOTORS CORP.

Connect the upper control arm to the steering knuckle.
Install a new upper ball joint to upper control arm pinch bolt and nut.
Tighten: Tighten the upper ball joint to upper control arm pinch bolt to 40 N.m (30 lb ft).
Install the tire and wheel. Refer to Tire and Wheel Removal and Installation .
Lower the vehicle.
Check the front wheel alignment. Refer to Wheel Alignment Specifications .

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.