How to Replace Front Wheel Bearing & Hub Assemblies 2011-2021 Jeep Grand Cherokee

Introduction

This tutorial provides a step-by-step guide on replacing the front wheel bearing and hub assemblies on a 2011-2021 Jeep Grand Cherokee. A worn wheel bearing can cause noise, vibration, and can lead to unsafe driving conditions. This process will help you maintain your vehicle's safety and performance.

Step 1: Gather Your Tools and Supplies

Before starting the replacement, ensure you have the following tools:

• Pocket Screwdriver
• Pry Bar
• 21mm Wrench
• 10mm Socket
• 18mm Socket
• 21mm Socket
• 22mm Socket
• 23mm Socket
• 27mm Socket
• 1/2 Inch Ratchet
• 1/4 Inch Ratchet
• 3/8 Inch Drive Ratchet
• Torque Wrench
• Gloves
• Marker or Writing Utensil
• Safety Glasses
• 11mm Allen Wrench
• Floor Jack
• Jack Stands
• Wheel Chocks

Step 2: Prepare the Vehicle

1. Park the Vehicle: Make sure the vehicle is on a flat surface.
2. Engage the Parking Brake: This helps prevent the vehicle from rolling.
3. Place Wheel Chocks: Secure the rear wheels with wheel chocks.
4. Loosen Lug Nuts: Use the appropriate socket to loosen the lug nuts on the front wheels slightly. Do not remove them yet.

Step 3: Raise the Vehicle

1. Use a Floor Jack: Lift the front of the vehicle using the floor jack.
2. Place Jack Stands: Securely place jack stands under the vehicle to support it.
3. Remove the Front Wheels: Fully remove the lug nuts and take off the front wheels.

Step 4: Remove the Brake Caliper

1. Locate the Caliper Bolts: Find the bolts securing the brake caliper to the bracket.
2. Remove the Caliper: Use the 10mm socket to remove the bolts and carefully hang the caliper using a bungee cord or similar to avoid straining the brake line.

Step 5: Remove the Brake Rotor

1. Remove the Rotor: If it’s stuck, tap it gently with a mallet to free it from the hub assembly.

Step 6: Remove the Hub Assembly

1. Remove Hub Assembly Bolts: Use the appropriate sockets to remove the bolts securing the hub assembly (typically 18mm or 21mm).
2. Disconnect the Wheel Speed Sensor: If applicable, carefully unplug the sensor from the hub assembly.
3. Remove the Hub: Once all bolts are removed, pull the hub assembly out of the knuckle.

Step 7: Install the New Hub Assembly

1. Position the New Hub: Align the new hub assembly with the knuckle.
2. Secure with Bolts: Use the previously removed bolts to secure the new hub in place. Ensure they are tightened to the vehicle's specifications using a torque wrench.

Step 8: Reinstall the Brake Rotor and Caliper

1. Reattach the Brake Rotor: Slide the rotor back onto the hub assembly.
2. Reinstall the Caliper: Position the brake caliper back over the rotor and secure it with the 10mm bolts.

Step 9: Reinstall the Wheels

1. Place the Wheels Back: Align the wheels with the hub and hand-tighten the lug nuts.
2. Lower the Vehicle: Carefully remove the jack stands and lower the vehicle back to the ground.
3. Tighten Lug Nuts: Once on the ground, use the torque wrench to tighten the lug nuts to the manufacturer’s specifications.

Conclusion

Replacing the front wheel bearing and hub assemblies is a crucial maintenance task for your Jeep Grand Cherokee. By following these steps, you can ensure a safer driving experience. Always remember to double-check your work and consult your vehicle's service manual for specific torque specifications. If you encounter any issues or feel uncertain during the process, consider seeking professional assistance.