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Home >> Buick >> 2003 >> LeSabre Custom, 4T65E/MN3 >> Repair and Diagnosis >> Steering >> Power Steering System >> Repair Instructions >> Power Steering Pump Flow Control Valve Replacement - On Vehicle >> Installation Procedure
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Installation Procedure

  1. Install the power steering flow control spring (2) to the power steering pump.
    NOTE: Refer to FASTENER NOTICE .
  2. Install the power steering flow control valve assembly (3) to the power steering pump.

    Tighten 

    Tighten the power steering flow control valve assembly (5) to 75 N.m (55 lb ft).

    Fig 1: Installing Power Steering Flow Control Spring, Valve Assembly & Components
    G01540844Courtesy of GENERAL MOTORS CORP.
  3. Install the power steering pressure hose to the power steering pump.

    Tighten 

    Tighten the power steering pressure hose to 30 N.m (22 lb ft).

  4. Lower the vehicle.
  5. Bleed the power steering system. Refer to BLEEDING THE POWER STEERING SYSTEM  .
    Fig 2: Installing Power Steering Pressure Hose To Power Steering Pump
    G01540845Courtesy of GENERAL MOTORS CORP.
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