What indicator might suggest that a vehicle needs steering system maintenance?

A vehicle that exhibits difficulty in turning the steering wheel is a clear indicator that the steering system may require maintenance. This difficulty can result from various issues, such as low power steering fluid levels, a malfunctioning power steering pump, or the presence of a problem within the steering gear itself.

If the steering fluid is low or contaminated, it can lead to increased friction and make it harder to turn the wheel. Similarly, if there is a mechanical problem in the steering system, such as worn bushings or a faulty linkage, this can contribute to the difficulty experienced while steering. Recognizing this sign early on can help prevent more severe mechanical issues and ensure safe handling of the vehicle.

In contrast, visual wear on the tires might suggest alignment issues or tire pressure problems but does not directly point to the steering system's condition. Increased speed on highways and consistent acceleration do not indicate any specific need for steering system maintenance; instead, they relate to performance and engine aspects of the vehicle. Thus, the presence of difficulty in turning the steering wheel stands out as a specific and relevant symptom of potential steering system trouble.