Some Toyota Corolla owners report experiencing vibrations after 75,000 miles, which may be attributed to failed motor mounts. These vibrations can become particularly noticeable during acceleration or at idle, indicating that the engine is moving from its proper location. Additionally, owners may notice abnormal sounds, prompting a visual inspection to diagnose the issue. Replacing worn motor mounts is recommended to restore smooth idling by effectively dampening engine vibrations. It is advisable for those experiencing these symptoms to have their motor mounts inspected and potentially replaced to address the issue promptly.

Some Toyota Corolla owners report experiencing shaking issues at highway speeds and during braking, even after replacing the brake calipers and pads. These owners have identified several potential causes, including warped or worn brake rotors that can lead to vibrations when braking at high speeds. Additionally, malfunctioning brake pads may also contribute to shaking during braking. Some owners have noted that a faulty wheel bearing can cause similar symptoms, while unbalanced front wheels can result in vibrations felt through the steering wheel at high speeds. Engine problems have been reported to cause vibrations throughout the vehicle, and issues with the transmission, engine mounts, or drivetrain may lead to shaking during acceleration. Furthermore, tire, wheel, or suspension problems can manifest as vibrations at specific speeds. Given the seriousness of brake failures, it is crucial for owners to seek prompt inspection and assistance from a qualified mechanic to ensure safety on the road.