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HOMESERVICE MANUALSCHEVROLET2006SUBURBAN K2500, 6.0 UREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1253 (DISC BRAKE SYSTEM)REPAIR INSTRUCTIONSFRONT DISC BRAKE HARDWARE REPLACEMENT (AWD)INSTALLATION PROCEDURE
2006 Chevrolet Suburban K2500, 6.0 U

Installation Procedure

2006 Chevrolet Suburban K2500, 6.0 USECTION 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 Brake Caliper and Pin
    GM1969910Courtesy of GENERAL MOTORS CORP.
  2. Apply a thin coat of high temperature silicone brake lubricant to the brake caliper guide pin.
  3. Install the lower brake caliper guide pin (1) to the guide pin seal (2).

    Ensure the guide pin seal is fully seated in the groove of the brake caliper guide pin.

  4. Install the lower guide pin and seal to the brake caliper bracket.

    Ensure the guide pin seal is fully seated in the groove of the brake caliper bracket.

    5. Fig 2: View of Caliper Guide Pin
    GM1969909Courtesy of GENERAL MOTORS CORP.
  5. Apply a thin coat of high temperature silicone brake lubricant to the brake caliper guide pin.
  6. Install the upper brake caliper guide pin (1) to the guide pin seal (2).

    Ensure the guide pin seal is fully seated in the groove of the brake caliper guide pin.

  7. Install the upper guide pin and seal to the brake caliper bracket.

    Ensure the guide pin seal is fully seated in the groove of the brake caliper bracket.

    8. Fig 3: View of Brake Rotor and Springs
    GM1969907Courtesy of GENERAL MOTORS CORP.
  8. Install the brake pad springs (1).
    9. Fig 4: View of Brake Pads
    GM1969906Courtesy of GENERAL MOTORS CORP.
  9. Install the inner brake pad (1).
  10. Install the outer brake pad (2).
    11. IMPORTANT: If reusing the brake caliper guide pin bolt, the threads of the brake caliper guide pin bolt and the threads of the guide pin must be free of residue and debris prior to application of threadlocker in order to ensure proper adhesion and fastener retention.
  11. 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.
  12. 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.
  13. Allow the threadlocker to cure approximately 10 minutes before installation.
    14. 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.