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Home >> GMC >> 2002 >> C3500 HD 6.5 F, Standard >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Hydraulic Brakes >> Repair Instructions >> Combination Valve Replacement >> Removal Procedure

Removal Procedure

  1. Prior to replacement of the combination valve, note the identification code on the valve. It is necessary to have the proper code when replacing the valve.
  2. Fig 1: Combination Valve & BPMV
    GM184208Courtesy of GENERAL MOTORS CORP.
  3. Remove the combination valve electrical connector.
  4. Remove the front and rear brake pipes.
  5. Remove 3 allen bolts (11) securing combination valve (12) to the BPMV.
  6. Remove the combination valve (12) from the BPMV.
  7. Remove 2 transfer tubes (13).