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HOMESERVICE MANUALSCHEVROLET2006CHEVY EXPRESS G2500, VAN CARGO, 6.6 2REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1352 (DISC BRAKE SYSTEM)REPAIR INSTRUCTIONSREAR DISC BRAKE HARDWARE REPLACEMENTINSTALLATION PROCEDURE
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2

Installation Procedure

2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2SECTION Installation Procedure
WARNING: This page is about a different car, the 2008 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
  1. Inspect the brake caliper guide pins, seals and brake pad springs for damage and/or corrosion. Refer to Front Disc Brake Mounting and Hardware Inspection .
    2. Fig 1: View of Caliper Guide Pins and Seals
    GM1969976Courtesy of GENERAL MOTORS CORP.
  2. Apply a thin coat of high temperature silicone brake lubricant the brake caliper guide pins.
  3. Install the brake caliper guide pins (1) to the guide pin seals (2).

    Ensure the guide pin seals are fully seated in the groove of the brake caliper guide pins.

  4. Install the brake caliper guide pins and seals to the brake caliper bracket.

    Ensure the guide pin seals are fully seated in the groove of the brake caliper bracket.

    5. Fig 2: View of Brake Pad Springs
    GM1969973Courtesy of GENERAL MOTORS CORP.
  5. Install the brake pad springs (1).
    6. Fig 3: View of Inner Brake Pad
    GM1969971Courtesy of GENERAL MOTORS CORP.
  6. Install the inner brake pad (1).
  7. Install the outer brake pad (2).
    8. Fig 4: View of Brake Caliper Guide Pins and Bolts
    GM1969969Courtesy of GENERAL MOTORS CORP.
  8. Install the brake caliper to the brake caliper bracket.
  9. Using a backup wrench on the brake caliper guide pins, install the brake caliper guide pin bolts (1).
    10. IMPORTANT: If reusing the brake caliper guide pin bolts, the threads of the brake caliper guide pin bolts and the threads of the guide pins must be free of residue and debris prior to application of threadlocker in order to ensure proper adhesion and fastener retention.
  10. If reusing the caliper pin bolts, prepare the bolts and the guide pins for assembly:
    • Thoroughly clean the residue from the guide pin bolt threads by using denatured alcohol or equivalent and allow to dry.
    • Thoroughly clean the residue from the guide pin threads by using denatured alcohol or equivalent and allow to dry.
  11. Apply threadlocker GM P/N 12345493 (Canadian P/N 10953488), or equivalent to 2/3 of the threaded length of the brake caliper guide pin bolts. Ensure there are no gaps in the threadlocker along the length of the filled area of the bolts.
  12. Allow the threadlocker to cure approximately 10 minutes before installation.
    13. NOTE: Refer to Fastener Notice .
RENDER: 1.0x

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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.