How to Replace a Faulty Universal Joint – Step-by-Step Guide

How to Replace a Faulty Universal Joint – Step-by-Step Guide.

Preparation

Before starting, ensure you have the following:

• New universal joint.
• Socket set and wrenches.
• Hammer.
• Penetrating oil.
• Jack and jack stands.
• Safety glasses.

Step 1: Raise and Secure the Vehicle.

1. Park the vehicle on a flat surface and engage the parking brake.
2. Jack up the vehicle and support it securely with jack stands.
3. Release the parking brake to allow the wheels to rotate freely.

Step 2: Remove the Driveshaft.

1. Mark the driveshaft’s position relative to the differential and transmission for proper reinstallation.
2. Remove the bolts connecting the driveshaft to the differential.
3. Carefully lower the driveshaft and pull it away from the transmission.

Step 3: Remove the Old U-Joint.

1. Remove the snap rings or retaining clips holding the U-joint in place
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2. Use a socket slightly smaller than the U-joint cap diameter.
3. Place the socket on one cap and tap it with a hammer to push the opposite cap through the yoke
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4. Repeat for the other side until the U-joint is free.

Step 4: Clean and Inspect.

1. Clean the yoke bores with a wire brush or sandpaper
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2. Inspect for any damage or wear that might affect the new U-joint.

Step 5: Install the New U-Joint.

1. Position the new U-joint in the yoke.
2. Use a socket slightly larger than the U-joint cap to press each cap into place
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3. Ensure the caps are pressed in evenly and completely.
4. Install new snap rings or retaining clips.

Step 6: Test and Lubricate.

1. Check that the U-joint moves freely without binding.
2. If it’s stiff, lightly tap the yoke with a hammer to settle the bearings
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3. Apply grease to the U-joint if it has grease fittings.

Step 7: Reinstall the Driveshaft.

1. Align the driveshaft with your earlier markings.
2. Reattach the driveshaft to the differential and transmission.
3. Tighten all bolts to the manufacturer’s specifications.

Final Steps.

1. Lower the vehicle.
2. Test drive to ensure proper operation and listen for any unusual noises.

Remember, if you’re unsure about any step, it’s best to consult a professional mechanic. Proper installation is crucial for safety and performance.

See our range of industry standard universal joints for your replacement

Dana Spicer