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 MANUALSCHEVROLET2003TRAILBLAZER 4.2 S, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1894 (REAR SUSPENSION SYSTEM)REPAIR INSTRUCTIONSTRAILING ARM BRACKET REPLACEMENTINSTALLATION PROCEDURE

2003 Chevrolet TrailBlazer 4.2 S, 4WD

Installation Procedure

2003 Chevrolet TrailBlazer 4.2 S, 4WDSECTION Installation Procedure

WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.

Position the trailing arm bracket to the trailing arm.

Fig 1: View Of Trailing Arm Bushing-To-Bracket Nut & Bolt

Courtesy of GENERAL MOTORS CORP.

Loosely install the trailing arm bushing to bracket nut and bolt.

Fig 2: Identifying Trailing Arm Bracket To Body Bolts

Courtesy of GENERAL MOTORS CORP.

Push upward on the trailing arm bracket and loosely install the front bolt (1).

CAUTION: Refer to Fastener Caution .

Use a drift to align the remaining trailing arm bracket bolts (1). Tighten the bolts to 110 N.m (81 lb ft).
Tighten the trailing arm bushing to bracket nut and bolt to 160 N.m (118 lb ft).
Install the park brake cable on the trailing arm and on the frame. Refer to Parking Brake Rear Cable Replacement .
Remove the support and lower 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.