For service and parts needs, visit your dealer. You will receive genuine GM parts and GM-trained and supported service people.
Genuine GM parts have one of these marks:

Vehicle Care
California Proposition
65 WarningWheel Alignment - Steering Wheel Angle and/or Front Toe Adjustment Wheels
Position and lock the steering wheel with the vehicle with the wheels in the straightforward position.Loosen both inner tie rod jam nuts.Note:The inner tie rod must rotate freely from the boot seal surface. Do not allow theboot to rotate.Loosen the inner tie rod seal to boot surface.Use a wrench on ...