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 MANUALSCHEVROLET2006COBALT SS, 4D SEDAN, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 450 (REAR SUSPENSION SYSTEM)REPAIR INSTRUCTIONSREAR AXLE UPPER CONTROL ARM REPLACEMENTINSTALLATION PROCEDURE

2006 Chevrolet Cobalt SS, 4D Sedan, Standard

Installation Procedure

2006 Chevrolet Cobalt SS, 4D Sedan, StandardSECTION Installation Procedure

WARNING: This page is about a different car, the 2006 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Rear Axle Upper Control Arm, Knuckle Nut & Bolt

Courtesy of GENERAL MOTORS CORP.

Install the upper control arm to the knuckle.
Loosely install the upper control arm to knuckle nut and bolt.

Fig 2: Rear Axle Upper Control Arm, Support Nut & Bolt

Courtesy of GENERAL MOTORS CORP.

Install the upper control to support bolt and cam nut.

NOTE: Refer to Fastener Notice .

Tighten the upper control arm to knuckle nut and bolt.
Tighten: Tighten the bolt to 160 N.m (118 lb ft).
Tighten the upper control arm to support bolt.
Tighten: Tighten the bolt to 160 N.m (118 lb ft).
If applicable, install the ABS harness to the upper control arm.

Fig 3: View Of Trailing Arm Bracket To Body Bolts

Courtesy of GENERAL MOTORS CORP.

Push upward on the trailing arm and loosely install the front bolt.
Use a drift to align the remaining bolts.
Tighten: Tighten the trailing arm bracket to body bolts to 110 N.m (81 lb ft).
Lower the vehicle.
Check the rear alignment. Refer to Measuring Wheel Alignment .

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.