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Home >> Buick >> 2021 >> Envision Preferred, AWD >> Repair and Diagnosis >> Steering >> Steering Column >> Steering Wheel And Column >> Repair Instructions >> Intermediate Steering Shaft Inner Boot Replacement >> Installation Procedure

Installation Procedure

  1. GM4421704Courtesy of GENERAL MOTORS COMPANY
    WARNING:

    Ensure the bearing in the intermediate steering shaft outer boot does NOT become dislodged while installing the intermediate steering shaft inner boot. If the bearing dislodges then binding in the steering system may occur, causing difficulty in steering the vehicle.

    Inspect the intermediate steering shaft boot bearing (1) and ensure the bearing has NOT become dislodged.

    If the bearing is dislodged, install the bearing in the boot correctly before proceeding to the next step.

  2. GM5043350Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    The upper boot must be installed and connected to the lower boot correctly. If not, water could enter the boot and over time, corrode the steering shaft and/or penetrate the input shaft seal of the steering gear. If water enters the steering gear, it may cause loss of power assist.

    Install the intermediate steering shaft inner boot (1).

  3. GM4421705Courtesy of GENERAL MOTORS COMPANY

    When installing the intermediate steering shaft inner boot (1), ensure the inner boot is aligned properly with the intermediate steering shaft boot (2).

  4. GM4876302Courtesy of GENERAL MOTORS COMPANY

    Visually inspect the intermediate steering shaft inner boot (1) and the intermediate steering shaft boot (2) connection and ensure there are no gaps between seals.

  5. Lift the lip of the intermediate steering shaft inner boot and secure the boot to the intermediate steering shaft pass through.
  6. GM5043349Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Fastener Caution .

    Install the 3 intermediate steering shaft inner boot bolts (1) and tighten to 9 N.m (80 lb in)

  7. GM4421706Courtesy of GENERAL MOTORS COMPANY

    Visually verify the intermediate steering shaft boot bearing (1) did NOT become dislodged by gently pulling back on the lip around the perimeter of the intermediate shaft inner boot.

  8. Upper Intermediate Steering Shaft (1) - Install - Upper Intermediate Steering Shaft Replacement