my GMC Sierra T1XX (2019-Present) has a knocking sound while turning

GMC Sierra T1XX (2019-Present)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

538 words

Problem Statement

Learn how to diagnose and fix knocking sound while turning in GMC Sierra T1XX. Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Suspension

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Ensure the vehicle is securely lifted and supported on jack stands before working underneath.
•Disconnect the battery before working on electrical components.

Symptoms

•Knocking noise when turning the steering wheel
•Increased play in the steering wheel
•Clunking sound over bumps or uneven surfaces
•Vibration felt in the steering wheel
•Uneven tire wear

Diagnostic Steps

1
Inspect the steering linkage for any loose or damaged components.
2
Check the condition of the CV joints and boots for tears or grease leakage.
3
Examine the suspension components, including control arms and bushings, for wear.
4
Lift the vehicle and check for any play in the wheel bearings.
5
Test drive the vehicle to replicate the noise while turning.

Solution

💡 Expert Tip

For complex repairs like this, consider taking photos at each step. This helps if you need to reverse a step or consult with a mechanic. Also, keep all removed parts organized - you may need to reference them during reassembly.

Verification

After completing the repair, verify that the issue has been resolved:

✓Test the affected component to ensure it functions correctly
✓Check for any error codes or warning lights
✓Monitor the vehicle for a few days to ensure the issue does not recur

Prevention Tips

To prevent this issue from occurring again:

•Follow the manufacturer's recommended maintenance schedule
•Address warning signs early before they develop into major issues
•Use quality parts and fluids recommended for your vehicle
•Keep detailed records of all repairs and maintenance

Tools & Equipment Required

•Socket set
•Torque wrench
•Jack and jack stands
•CV joint removal tool
•Pry bar

Parts Required

•New CV joints
•Control arms and bushings (if worn)

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Diagnostic Steps

1
Inspect the steering linkage for any loose or damaged components.
2
Check the condition of the CV joints and boots for tears or grease leakage.
3
Examine the suspension components, including control arms and bushings, for wear.
4
Lift the vehicle and check for any play in the wheel bearings.
5
Test drive the vehicle to replicate the noise while turning.

Solution

1. Preparation

Gather necessary tools and parts.
Park the vehicle on a flat surface and engage the parking brake.
Disconnect the battery if working on electrical components.

2. Inspect and Tighten Steering Components

Tools Required: Socket set, torque wrench
Sub-steps:
1. Remove the plastic covers under the steering column if necessary.
2. Visually inspect all bolts and nuts in the steering assembly.
3. Using a torque wrench, tighten any loose bolts to manufacturer specifications (refer to service manual for exact torque values).

3. Replace Worn CV Joints

Tools Required: Jack and jack stands, socket set, CV joint removal tool
Sub-steps:
1. Lift the front of the vehicle and secure it on jack stands.
2. Remove the wheel to access the CV joint.
3. Detach the lower control arm and any retaining clips.
4. Use the CV joint removal tool to extract the joint from the axle.
5. Install the new CV joint, ensuring proper alignment and securing it with retaining clips.

4. Replace Suspension Components

Tools Required: Socket set, torque wrench, pry bar
Sub-steps:
1. Inspect control arms and bushings; if damaged, remove them using a socket set.
2. Install new control arms and bushings, using a pry bar if necessary for alignment.
3. Torque all bolts to manufacturer specifications.

5. Reassemble and Test

Tools Required: Socket set, torque wrench
Sub-steps:
1. Reinstall the wheel and lower the vehicle.
2. Reconnect the battery.
3. Test drive the vehicle to verify that the knocking sound has been resolved.