Most steering column components are replaced how?

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The steering column is a single, integrated unit that carries the steering shaft, lock and ignition mechanisms, tilt/telescope parts, and often the electrical harness and clockspring. When the column is damaged or exhibits wear affecting multiple functions, replacing the entire column assembly ensures proper alignment and interaction among all those parts. Replacing only individual components can disturb the precise geometry between the steering wheel, shaft, and rack, possibly causing looseness, binding, or incorrect steering feel. It can also disrupt safety-related connections (like the clockspring and ignition switch) and compromise airbag deployment or horn function. Because these parts are tightly matched and designed to work together, most steering column components are replaced as an assembly.