What could be a sign of worn bushings in the suspension?

Worn bushings in the suspension can lead to several issues that affect vehicle handling and comfort. One primary indicator of worn bushings is the presence of vibration and noise while driving. When bushings wear out, they lose their ability to effectively dampen vibrations and absorb shocks caused by road imperfections. This deterioration can cause components within the suspension system to make contact with each other or move in ways they shouldn't, leading to noise such as clunking or rattling sounds. Additionally, the lack of proper cushioning allows for increased vibrations to be transmitted through the vehicle's frame, which can be felt by passengers and may even affect steering response.

The other choices relate to different aspects of vehicle performance that do not directly connect to suspension bushing wear. Excessive tire pressure does not indicate bushing condition; rather, it is more related to tire maintenance. Increased vehicle stability would typically suggest a well-functioning suspension system, which is contrary to the effects of worn bushings. Decreased fuel efficiency can occur for a variety of reasons, but it is not a direct symptom of worn suspension bushings. Therefore, the presence of vibration and noise is a clear and direct indicator of this type of wear in the suspension system.