GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2005 🢒 Rainier 🢒 Body 🢒 Frame and Underbody 🢒 Assist Step Replacement

Removal Procedure
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .

    2. Object Number: 750777 Size: SH
  2. Remove the nuts (1) that retain the assist step to the assist step support brackets.
  3. Remove the assist step from the support brackets.
  4. Place the assist step on a clean, prepared surface.
  5. Release the fasteners (2) that retain the assist step pad to the assist step.
  6. Remove the assist step pad from the assist step.

Installation Procedure

    Object Number: 750777 Size: SH
  1. Install the assist step pad to the assist step, ensuring that the fasteners (2) are fully seated.
  2. Position the assist step to the vehicle.

    3. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  3. Install the nuts (1) that retain the assist step to the assist step support brackets.

    4. Tighten
    Tighten the nuts to 25 N·m (18 lb ft).

  4. Lower the vehicle. Refer to Lifting and Jacking the Vehicle .