Do Rear Shocks Make Noise. The same goes for a cracked anti-roll bar or a busted strut. Go to the rear and rock the car back and forth.
Rear-end squat during acceleration. If a strut fails you will inevitably hear a knocking sound when you hit a bump. Bad shocks and struts sometimes make noises.
This noise can increase over time as the struts internal components such as the shock absorbers and bushings also wear out.
The result is that the strut can bottom out. Squeaking noises found on shock or strut combinations are generally caused by dust boots. Rear shock absorbers can leak causing the rear end of the car to feel loose and bouncy on bumps. Rear-end squat during acceleration.