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Home >> Chevrolet >> 2009 >> Impala SS >> Repair and Diagnosis >> External Pages >> Different car >> Section 1105 (Power Steering System) >> Repair Instructions >> Power Steering Assist Motor Replacement (EPS) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2008 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Identifying Rotor Isolator Bumper & Rotor Isolator
    GM1362061Courtesy of GENERAL MOTORS CORP.
    NOTE: Do NOT allow the wiring harness to be pinched between the motor/module assembly and the steering column during installation. A pinched harness will cause diagnostic trouble codes to be set and may require replacement of the steering column.
    IMPORTANT: Before installing the power steering assist motor (2), verify the rotor isolator bumper (1) is installed into the rotor isolator (3) in the power steering assist motor (2).
  1. Fit the power steering assist motor rotor isolator over the steering column assist mechanism input shaft.
    2. Fig 2: Identifying Sensor Wire Harness & Motor/Module Assembly
    GM1362063Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice .
  2. Use a M6x1 TORX® head bit to attach the new power steering assist motor bolts (1).

    Tighten:  Tighten the bolts to 9 N.m (80 lb in).

  3. Connect the power steering assist motor sensor wire harness (3) to the power steering assist motor (2).
  4. Install the power steering assist motor sensor wire harness strap clip (4) into the power steering assist motor (2).
  5. Perform the control module setup. Refer to Control Module References .
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