GM Service Manual Online
For 1990-2009 cars only

       Important: Replace any damaged or broken steering linkage components. Do not attempt to repair these components by welding.

    • The steering linkage rod ends are adjustable for wear.
    • The steering linkage rod ends require periodic lubrication.
        Refer to Fluid and Lubricant Recommendations and Maintenance Schedule in Maintenance and Lubrication.
    • Replace the steering linkage rod ends when any of the following conditions exist:
       - Excessive up-and-down motion
       - Excessive end play
       - Loss of motion at the ball stud
    • Note the following items before beginning service:
       - The position of the tie rod adjuster tube
       - The direction from which the bolts are installed
    • The tie rod adjuster tube components may be rusted.
        Apply penetrating oil between the clamp and the tube. Rotate the clamps until they move freely.
    • Install all of the components in the correct positions. Verify that the part number is correct for each component.
    • The following conditions may cause a shimmy:
       - Defects in the suspension system
       - Defects in the steering system
       - Dynamic imbalance in the wheel and tire assembly
       - Runout
       - Force variations
       - Road surface irregularities
       - Refer to Tire and Wheel Vibration in Tire and Wheel for diagnosis.