1. Loose lug nuts: Check if the lug nuts on the wheel are loose or not tightened properly. Loose lug nuts can cause a popping sound when the wheel moves or shifts due to the bumps on the road.
2. Worn-out suspension components: Issues with suspension components such as worn-out ball joints, tie rod ends, or control arm bushings can lead to a popping sound when the suspension moves.
3. Damaged CV joint: If the constant velocity (CV) joint is damaged or worn, it can produce a popping or clicking noise when the wheel is turned or when driving over bumps.
4. Tire issues: Sometimes, uneven tire wear or bubbles on the sidewalls can create a popping noise.
5. Worn-out shock absorber: Faulty shock absorbers may not absorb the impact of bumps effectively, leading to a popping noise.
6. Improper wheel alignment: Incorrect alignment of the wheels can also cause a popping sound, particularly when turning or driving over uneven surfaces.
7. Brake problems: In rare cases, a worn-out brake caliper or a loose brake pad can also cause a popping sound.
If the popping sound is persistent or accompanied by other symptoms such as abnormal tire wear, vibration in the steering wheel, or difficulty in steering, it's essential to have your vehicle inspected by a qualified mechanic as soon as possible to identify the root cause of the issue and address it appropriately.