GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Caution:  When a hood hold open device is being removed or installed, provide alternate support to avoid the possibility of damage to the vehicle or personal injury.

  1. Open and support the liftgate window.
  2. Notice: Apply pressure only at the end of the liftgate/hood assist rod that you are removing or attaching. Do NOT apply pressure to the middle of the rod because damage or bending will result.


    Object Number: 594504  Size: SH
  3. Remove the retainer from the hinge pin.
  4. The hinge pin is located at the upper end of the liftgate window strut.

    Discard the retainer.

  5. Remove the hinge pin from the upper end of the liftgate window strut.
  6. Discard the hinge pin.

  7. Lift up the retainer clips on the liftgate window struts using a small flat-bladed tool.
  8. Remove the lower end of the liftgate window struts from the ball joint.
  9. Remove the liftgate window struts from the liftgate window.

Installation Procedure

  1. Position the liftgate window struts to the liftgate window.

  2. Object Number: 594504  Size: SH
  3. Install the lower end of the liftgate window struts to the ball joint. Press in to place until fully seated.
  4. Install the new hinge pin to the upper end of the liftgate window strut.
  5. Install the new retainer to the hinge pin.
  6. Remove the support from the liftgate window.
  7. Close the liftgate window.