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HOMESERVICE MANUALSCHEVROLET2003TRAILBLAZER 4.2 S, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1360 (DISC BRAKE SYSTEM)REPAIR INSTRUCTIONSDISC BRAKE HARDWARE REPLACEMENT - REARINSTALLATION 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 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Brake Caliper Components
    GM817335Courtesy of GENERAL MOTORS CORP.
  1. If the caliper piston (13) is not compressed into the caliper bore, complete the following steps:
    1. Wrap the handle of a hammer with tape.
    2. Use the handle of a hammer in order to compress the caliper piston into the caliper bore.
  2. Apply lithium soap base glycol grease to the slide pins (2,9) and to the slide pin boots (3,6,7).
  3. Install the slide pins and the slide pin boots to the caliper housing.
    4. NOTE: Refer to Fastener Notice in Cautions and Notices.
  4. Install the caliper (10) and the caliper bolts (1,8).

    Tighten:  Tighten the bolts to 46.6 N.m (34.37 lb ft).

  5. Remove the wire from the caliper.
    6. Fig 2: Brake Pad Components
    GM817338Courtesy of GENERAL MOTORS CORP.
  6. Apply disc brake grease to the pad side of the inner pad insulator (1).
  7. Apply disc brake grease to the pad side of the outer pad insulator (4).
  8. Install the following components. Refer to Brake Pads Replacement - Rear .
    • The clip (8)
    • The springs (7,9)
    • The pad guide pins (5,6)
    • The brake pads (2,3)
    • The insulators (1,4)
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.