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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1580 (Antilock Brake System - Hybrid (Hp2) With Traction Control System & Stability Control System) >> Repair Instructions >> Brake Pipe Manifold Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2010 GMC Sierra and 2010 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Transfer Tubes & O-ring Seals
    GM2037968Courtesy of GENERAL MOTORS CORP.
  1. Assemble the 5 transfer tubes (1) to 5 new upper transfer tube O-ring seals (2).
  2. Install the 5 new lower transfer tube O-ring seals (3).
  3. Lubricate the new O-ring seals with GM approved brake fluid from a clean, sealed brake fluid container.
  4. Install the transfer tube assemblies to the brake modulator valve assembly.
    5. Fig 2: Identifying Supply & Return Transfer Tube O-Ring Seals
    GM2172195Courtesy of GENERAL MOTORS CORP.
  5. Assemble 4 new O-ring seals to the supply and return transfer tubes (1).
  6. Lubricate the new O-ring seals with GM approved brake fluid from a clean, sealed brake fluid container.
  7. Install the supply and return transfer tube assemblies to the brake modulator valve assembly.
    8. Fig 3: View Of Brake Pipe Manifold
    GM2172188Courtesy of GENERAL MOTORS CORP.
  8. Install the brake pipe manifold (1).
    9. Fig 4: Identifying Brake Pipe Manifold Bolts
    GM2172183Courtesy of GENERAL MOTORS CORP.
    CAUTION: Refer to Fastener Caution .
  9. Install the brake pipe manifold bolts (1) and tighten to 11 N.m (97 lb in).
    10. Fig 5: Identifying Master Cylinder Return & Supply Hose Fittings
    GM2172182Courtesy of GENERAL MOTORS CORP.
  10. Assemble 4 new O-ring seals to the master cylinder return hose fitting (1) and the master cylinder supply hose fitting (2).
  11. Lubricate the new O-ring seals with GM approved brake fluid from a clean, sealed brake fluid container.
  12. Install the return and supply hose fittings to the brake modulator valve assembly and tighten to 8 N.m (71 lb in)
  13. Install the brake modulator assembly. Refer to Brake Pressure Modulator Valve Replacement .
    14. Fig 6: View Of Brake Modulator Manual Pressure Relief Valve
    GM2037952Courtesy of GENERAL MOTORS CORP.
  14. Tighten the brake modulator manual pressure relief valve (1) to 40 N.m (30 lb ft).
  15. Perform the Antilock Brake System Automated Bleed . Follow the procedure completely to ensure the learn procedure for the pressure and travel sensors has occurred.
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