Here are some potential causes of your car shaking on the highway:
- Wheel Alignment: Misaligned wheels can cause vibrations or shaking at higher speeds because the unbalanced forces applied to the tires lead to irregular contact with the road.
- Unbalanced Tires: Uneven distribution of weight around the tire can cause an imbalance, resulting in vibration and shaking.
- Tire Wear: When tires develop uneven wear patterns, such as cupping or scalloping, it can create an out-of-round condition that also causes shaking.
- Suspension Issues: Problems with suspension components like shock absorbers, control arms, or tie rods can affect the proper function of the wheel alignment and might contribute to shaking or vibration.
If you feel a shaking or vibration when driving on the highway, it's best to address the issue as soon as possible. While the cause could be a wheel alignment problem, the actual source might be different. It's advisable to have your vehicle inspected by a professional mechanic or certified automotive technician. They can accurately diagnose the cause and recommend the necessary repairs or adjustments to resolve the shaking issue. Ignoring persistent shaking or vibrations can potentially lead to reduced handling, uneven tire wear, and diminished overall vehicle safety.