How do you put in upper and lower bushings on front end of 2003 gm sierra 2500?

To install the upper and lower bushings on the front end of a 2003 GM Sierra 2500, start by safely lifting and securing the vehicle. Remove the control arms or suspension components where the bushings will be replaced. Use a bushing removal tool to safely extract the old bushings, then press in the new upper and lower bushings, ensuring they are seated properly. Reassemble the control arms and suspension components, and torque all bolts to the manufacturer's specifications.