The Definitive Guide to 2012 Chevy Malibu Hub Bearings: Diagnosis, Replacement, and Maintenance

Introduction

The wheel hub bearing is a crucial component of your 2012 Chevy Malibu's suspension system. It allows the wheels to rotate smoothly while supporting the weight of the car. Over time, hub bearings can wear out and need to be replaced. This guide will provide you with all the information you need to diagnose, replace, and maintain your 2012 Chevy Malibu hub bearings.

Symptoms of a Bad Hub Bearing

There are several symptoms that can indicate a bad hub bearing. These include:

• Humming or grinding noise from the wheel area
• Vibration in the steering wheel or floorboard
• Wobbling or shaking when driving
• Increased tire wear on one side of the car

Diagnosing a Bad Hub Bearing

To diagnose a bad hub bearing, you can perform a few simple tests. First, jack up the car and remove the wheel. Then, grab the wheel at the top and bottom and try to move it back and forth. If there is any play in the wheel, it could indicate a bad hub bearing.

You can also spin the wheel by hand and listen for any noises. A grinding or humming noise can indicate a bad hub bearing.

Replacing a Hub Bearing

Replacing a hub bearing is a relatively simple process that can be completed in a few hours. Here is a step-by-step guide on how to replace a hub bearing on a 2012 Chevy Malibu:

1. Gather your tools and materials. You will need a new hub bearing, a socket wrench, a torque wrench, and a hammer.
2. Jack up the car and remove the wheel.
3. Remove the brake caliper.
4. Remove the rotor.
5. Remove the hub nut.
6. Pull the hub assembly off of the spindle.
7. Install the new hub bearing.
8. Tighten the hub nut.
9. Install the rotor.
10. Install the brake caliper.
11. Install the wheel.
12. Lower the car.

Maintaining Hub Bearings

To keep your 2012 Chevy Malibu hub bearings in good condition, it is important to perform regular maintenance. This includes:

• Inspecting the hub bearings for any signs of wear or damage.
• Lubricating the hub bearings with a high-quality grease.
• Replacing the hub bearings when they start to show signs of wear or damage.

Hub Bearing Replacement Cost

The cost of replacing a hub bearing on a 2012 Chevy Malibu will vary depending on the severity of the damage and the location of the repair. However, you can expect to pay between $200 and $500 for the repair.

Conclusion

Hub bearings are an important part of your 2012 Chevy Malibu's suspension system. By following the tips in this guide, you can diagnose, replace, and maintain your hub bearings to keep your car running smoothly and safely.

Frequently Asked Questions

Q: How often should I replace my hub bearings?
A: Hub bearings should be replaced when they start to show signs of wear or damage. This can vary depending on the type of driving you do, but most hub bearings will last for 50,000 to 100,000 miles.

Q: Can I replace a hub bearing myself?
A: Yes, it is possible to replace a hub bearing yourself. However, it is important to note that this is a relatively complex repair and it is important to follow the instructions in this guide carefully.

Q: What are the signs of a bad hub bearing?
A: The signs of a bad hub bearing include humming or grinding noise from the wheel area, vibration in the steering wheel or floorboard, wobbling or shaking when driving, and increased tire wear on one side of the car.