Rev Up Your Automotive Smarts

The Baffling Case of the Recurrent Wheel Bearing (Explained!)

Highlights

  • Listen for humming or grinding noises, feel for vibration in the steering wheel or floorboard, and check for increased play in the wheel when turning or shaking it.
  • The cost of replacing wheel bearings varies depending on the vehicle, the number of bearings being replaced, and the labor rates in your area.
  • Driving with a bad wheel bearing is dangerous and can lead to further damage to the bearing and other components.

Wheel bearings play a crucial role in the smooth and safe operation of your vehicle. However, when they start failing repeatedly, it can be a frustrating and costly problem. If you’re wondering “why does my wheel bearing keep going out,” read on to uncover the potential causes and find solutions.

Common Reasons for Wheel Bearing Failure

1. Overloading:
Exceeding the vehicle’s weight capacity can put excessive strain on the wheel bearings, leading to premature wear and failure.

2. Contamination:
Dirt, water, and other contaminants can enter the bearing housing, causing corrosion and damage to the bearing components.

3. Improper Installation:
Incorrectly installed wheel bearings can result in misalignment, creating uneven pressure and premature failure.

4. Worn Hubs:
Worn or damaged wheel hubs can affect the proper alignment and support of the wheel bearings, causing them to fail prematurely.

5. Lack of Lubrication:
Insufficient lubrication can cause the bearings to run dry, generating excessive heat and leading to failure.

6. Worn Seals:
Damaged or worn seals can allow contaminants to enter the bearing, compromising its performance and longevity.

7. Manufacturing Defects:
Occasionally, wheel bearings may fail due to manufacturing defects, such as improper heat treatment or material flaws.

Symptoms of Wheel Bearing Failure

  • Humming or grinding noises while driving
  • Vibration in the steering wheel or floorboard
  • Increased play in the wheel when turning or shaking it
  • Uneven tire wear
  • Reduced fuel efficiency

Solutions

1. Avoid Overloading:
Adhere to the vehicle’s recommended weight capacity to prevent excessive strain on the wheel bearings.

2. Keep Bearings Clean:
Regularly wash the undercarriage of your vehicle to remove dirt, water, and other contaminants that can damage the bearings.

3. Ensure Proper Installation:
Have wheel bearings installed by a qualified mechanic to ensure correct alignment and support.

4. Inspect Hubs:
Inspect wheel hubs for wear or damage during brake pad replacements or tire rotations. Replace worn hubs as needed.

5. Lubricate Regularly:
Follow the manufacturer’s recommended lubrication schedule to keep the bearings well-lubricated.

6. Replace Worn Seals:
If seals are damaged or worn, replace them promptly to prevent contamination of the bearing housing.

7. Inspect for Defects:
If your wheel bearings fail repeatedly despite proper maintenance, have them inspected by a mechanic to rule out manufacturing defects.

Prevention

  • Perform regular vehicle inspections to detect and address potential bearing issues early on.
  • Avoid driving over rough or uneven surfaces that can shock the bearings.
  • Use high-quality wheel bearings from reputable manufacturers.
  • Have your vehicle serviced by a qualified mechanic who can diagnose and repair bearing problems promptly.

Endlessly Frustrated: Why Does My Wheel Bearing Keep Going Out?

If you’re experiencing repeated wheel bearing failures, it’s crucial to identify the underlying cause and implement appropriate solutions. By addressing these issues, you can prevent premature bearing wear, ensure a smooth and safe driving experience, and extend the lifespan of your vehicle’s wheel bearings.

Basics You Wanted To Know

1. How often should I replace my wheel bearings?
The replacement interval for wheel bearings varies depending on driving conditions and vehicle type. Consult your vehicle’s owner’s manual for specific recommendations.

2. Can I fix a wheel bearing myself?
Replacing a wheel bearing is a complex task that requires specialized tools and knowledge. It’s recommended to have it done by a qualified mechanic.

3. What are the signs that my wheel bearings are going bad?
Listen for humming or grinding noises, feel for vibration in the steering wheel or floorboard, and check for increased play in the wheel when turning or shaking it.

4. How much does it cost to replace wheel bearings?
The cost of replacing wheel bearings varies depending on the vehicle, the number of bearings being replaced, and the labor rates in your area.

5. Can I drive with a bad wheel bearing?
Driving with a bad wheel bearing is dangerous and can lead to further damage to the bearing and other components. It’s essential to have it replaced promptly.

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About the Author
Cars have been my passion from a young age as I enjoyed learning how engines work, spending hours dreaming about the supercars I hoped to own, and I now have my dream job as a product designer for a luxury automaker. In my spare time I love going to car...