1. Intermediate Steering Shaft:
- Worn or damaged intermediate steering shaft due to excessive wear or a lack of lubrication.
2. Steering Rack:
- Loose or worn steering rack mounting bolts, causing the rack to shift and produce clunking noises.
3. Tie Rod Ends:
- Worn or damaged tie rod ends can result in a clunking sound when the steering is turned.
4. Ball Joints:
- Loose or worn ball joints can also produce clunking noises during steering or when driving over bumps.
5. Steering Column Universal Joint:
- A worn or damaged steering column universal joint can cause clunking noises when turning the wheel.
6. Loose Fasteners:
- Improperly tightened or loose bolts, nuts, or fasteners within the steering mechanism.
7. Worn Steering Linkage:
- Excessive wear in the steering linkage components can cause a clunking noise.
8. Bearing and Bushing Wear:
- Worn steering column bearings or bushings can produce a knocking or clunking sound.
9. Motor Mount Issues:
- Worn motor mounts or loose engine mounts can cause vibrations that can transmit through the steering column, resulting in a clunking noise.
10. Faulty Power Steering Pump:
- A faulty or low-pressure power steering pump can cause a knocking or clunking sound during steering.
To pinpoint the exact source of the noise and ensure safe and proper steering, it is highly recommended to consult with a professional automotive technician who can inspect your 2002 Tahoe and diagnose the problem accurately. They can further assess the condition of these components, identify the faulty ones, and provide the necessary repairs or replacements.
