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Home >> Buick >> 2003 >> Park Avenue Base >> Repair and Diagnosis >> Steering >> Power Steering System >> Repair Instructions >> Power Steering Pump Flow Control Valve Replacement-Off Vehicle (CB Series) >> Disassembly Procedure

Disassembly Procedure

  1. Remove the O-ring union fitting (5) from the hydraulic pump housing assembly (1).
  2. Remove the O-ring seal (4) from the O-ring union fitting (5).
  3. Remove the control valve assembly (3).
  4. Remove the flow control spring (2).
    Fig 1: Disassembling Control Valve Assembly
    G01445665Courtesy of GENERAL MOTORS CORP.