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HOMESERVICE MANUALSCHEVROLET2003TRAILBLAZER 4.2 S, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1452 (DISC BRAKE SYSTEM)REPAIR INSTRUCTIONSBRAKE CALIPER BRACKET REPLACEMENT - REARINSTALLATION PROCEDURE
2003 Chevrolet TrailBlazer 4.2 S, 4WD

Installation Procedure

2003 Chevrolet TrailBlazer 4.2 S, 4WDSECTION Installation Procedure
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Removing/Installing Caliper Bracket Bushings
    GM788344Courtesy of GENERAL MOTORS CORP.
  1. Install the guide pin seals on the mounting bracket.
  2. If the guide pins and brake pad retaining clips are to be reused, use denatured alcohol to clean them.
  3. Dry the brake guide pins and brake pad retaining clips with non-lubricated, filtered air.
    4. Fig 2: View Of Brake Caliper Guide Pin
    GM156329Courtesy of GENERAL MOTORS CORP.
  4. Apply high temperature silicone brake lubricant to the brake caliper guide pins. DO NOT apply the lubricant to the brake pad retaining clips.
    5. Fig 3: View Of Caliper Mounting Bracket & Rotor
    GM748570Courtesy of GENERAL MOTORS CORP.
  5. Install the brake caliper mounting bracket.
    6. NOTE: Refer to Fastener Notice in Cautions and Notices.
  6. Install the caliper mounting bracket bolts.

    Tighten:  Tighten the caliper mounting bracket bolts to 200 N.m (148 lb ft).

    7. Fig 4: View Of Caliper Bracket
    GM748563Courtesy of GENERAL MOTORS CORP.
  7. Install the rear brake pad hardware to the brake caliper mounting bracket.
    8. Fig 5: Caliper Mounting View
    GM748557Courtesy of GENERAL MOTORS CORP.
  8. Install the brake pads to the brake caliper mounting bracket.
    9. Fig 6: View Of Caliper To Caliper Mounting Bracket
    GM748566Courtesy of GENERAL MOTORS CORP.
  9. Install the rear brake caliper assembly. Refer to Brake Caliper Replacement - Rear 
  10. Install the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation in Suspension.
  11. Lower the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
    12. CAUTION: Refer to Firm Brake Pedal Caution in Cautions and Notices.
  12. Pump the brake pedal slowly and firmly in order to seat the brake pads.
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.