GMC 20930994 Rear Shock Absorber Assembly

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Raise the rear of the vehicle and support it securely on jackstands placed underneath the frame rails, while blocking the front wheels to prevent rolling. Although it isn't necessary to remove the rear wheels, doing so will enhance access to the shock absorbers. Support the rear axle with a floor jack positioned under the axle tube closest to the shock absorber being removed. Proceed to remove the upper and lower mounting fasteners of the shock absorber, including the upper mounting bolts (one may not be visible) and the lower mounting bolt/nut. After removing the shock absorber, installation follows the reverse order of removal, ensuring that all fasteners are tightened to the specified torque values.

Repeat the check at the other corners, then raise the vehicle securely on jack stands.

Support the rear axle with a floor jack positioned under the axle tube closest to the shock absorber being removed.

Finally, install the wheels and lug nuts, lower the vehicle, and tighten the lug nuts to the specified torque.

Finally, install the wheels and lug nuts, lower the vehicle, and tighten the lug nuts to the specified torque.

Visually inspect components for damage, distortion, and leaks, particularly at the control arm mounting points. Clean the lower end of the steering knuckle and have an assistant move the tire in-and-out to check for movement at the ball joint; any movement indicates the need for replacement.

Hello, They are part number 11609733