SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSCHEVROLET2003TRAILBLAZER 4.2 S, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1522 (DISC BRAKE SYSTEM)REPAIR INSTRUCTIONSBRAKE CALIPER 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.
  1. Inspect the caliper slide boots for cuts, tears, or deterioration. If damaged, replace the slides and the boots. Refer to Disc Brake Hardware Replacement - Front .
    2. Fig 1: View Of Brake Caliper & Pin Bolts
    GM63984Courtesy of GENERAL MOTORS CORP.
  2. Install the brake caliper to the caliper mounting bracket.
    3. NOTE: Refer to Fastener Notice in Cautions and Notices.
  3. Install the brake caliper guide pin bolts.

    Tighten:  Tighten the brake caliper guide pin bolts to 31 N.m (23 lb ft).

    4. Fig 2: View Of Brake Caliper & Components
    GM63952Courtesy of GENERAL MOTORS CORP.
  4. Remove the plug from the brake caliper opening and the brake hose.
    5. IMPORTANT: Install NEW copper brake hose gaskets.
  5. Assemble the NEW copper brake hose gaskets, and the brake caliper inlet fitting bolt to the brake hose.
  6. Install the brake hose and the brake caliper inlet fitting bolt to the brake caliper.

    Tighten:  Tighten the brake caliper inlet fitting bolt to 45 N.m (33 lb ft).

  7. Bleed the hydraulic brake system. Refer to Hydraulic Brake System Bleeding (Manual) or Hydraulic Brake System Bleeding (Pressure) in Hydraulic Brakes.
  8. Install the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  9. Lower the vehicle.
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

Shop Manual-Ready ToolsFree Quote CheckQuote Shield Pro

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.