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 1522 (DISC BRAKE SYSTEM)REPAIR INSTRUCTIONSBRAKE CALIPER BRACKET REPLACEMENT - FRONTINSTALLATION 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 2004 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Inspecting Brake Caliper Mounting Bracket Guide Surfaces

Courtesy of GENERAL MOTORS CORP.

Install the brake caliper mounting bracket to the knuckle.

NOTE: Refer to Fastener Notice in Cautions and Notices.

Install the two NEW brake caliper mounting bracket bolts and washers.
The new brake caliper mounting bracket bolts will come with an adhesive already applied to the threads.

Tighten: Tighten the front brake caliper mounting bracket bolts to 175 N.m (125 lb ft).
Lubricate the brake caliper pin bolts with high temperature silicone lubricant.

Fig 2: Identifying Brake Pads, Bracket & Retainers

Courtesy of GENERAL MOTORS CORP.

Install the brake pad retainers (1) to the brake caliper bracket (3).
Install the brake pads (2) to the brake caliper bracket (3).
Install the brake caliper. Refer to Brake Caliper Replacement - Front .

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.