why does my Ford Explorer make a shuddering noise when accelerating

Ford Explorer Sixth Generation (2020-present)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

4 min read

621 words

Problem Statement

Learn how to diagnose and fix shuddering noise during acceleration in Ford Explorer. Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Transmission

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems.
•Allow the engine to cool before opening the radiator or accessing components.

Symptoms

•Shuddering or vibrating noise when accelerating
•Loss of power during acceleration
•Unusual engine or transmission noises
•Possible check engine light illumination
•Poor fuel economy
•Increased engine RPM without corresponding acceleration

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any stored trouble codes.
2
Inspect the transmission fluid level and condition; check for contamination or burnt smell.
3
Perform a visual inspection of the driveline components, including the driveshaft and CV joints, for any visible damage.
4
Test engine mounts for wear or failure by checking for excessive movement during acceleration.
5
Check the condition of the tires for uneven wear or imbalance that could contribute to shuddering.
6
Inspect the throttle body and MAF sensor for cleanliness and proper operation.

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

•OBD-II scanner
•Transmission fluid pump
•10mm socket wrench
•Fluid catch pan
•Socket set
•Jack
•Jack stands
•Throttle body cleaner
•Soft cloth
•Screwdriver

Parts Required

•Transmission fluid
•Transmission filter (if applicable)
•Engine mounts (if necessary)
•Driveshaft or CV joints (if needed)
•MAF sensor cleaner

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Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any stored trouble codes.
2
Inspect the transmission fluid level and condition; check for contamination or burnt smell.
3
Perform a visual inspection of the driveline components, including the driveshaft and CV joints, for any visible damage.
4
Test engine mounts for wear or failure by checking for excessive movement during acceleration.
5
Check the condition of the tires for uneven wear or imbalance that could contribute to shuddering.
6
Inspect the throttle body and MAF sensor for cleanliness and proper operation.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is parked on a flat surface and engage the parking brake.
Disconnect the battery to prevent electrical issues during repairs.

2. Change Transmission Fluid

Tools Required: Transmission fluid pump, 10mm socket wrench, fluid catch pan.
Remove the transmission pan using a 10mm socket wrench.
Allow old fluid to drain completely into a fluid catch pan.
Clean the transmission pan and replace the filter if needed.
Reinstall the pan and torque bolts to manufacturer specifications.
Refill with new transmission fluid as per the specification using a fluid pump.

3. Inspect and Replace Engine Mounts (if necessary)

Tools Required: Socket set, jack, jack stands.
Support the engine with a jack and remove the bolts securing the engine mounts.
Carefully remove the old mounts and inspect for cracks or wear.
Install new engine mounts and torque to manufacturer's specifications.

4. Inspect Driveshaft and CV Joints

Tools Required: Jack, jack stands, socket set.
Lift the vehicle and secure with jack stands.
Inspect the driveshaft for any signs of damage or imbalance.
Check CV joints for wear or tears in the boot.
Replace any damaged components with OEM parts.

5. Clean Throttle Body and MAF Sensor

Tools Required: Throttle body cleaner, soft cloth, screwdriver.
Remove the air intake hose to access the throttle body.
Spray throttle body cleaner on the inside of the throttle body and wipe clean with a soft cloth.
Remove the MAF sensor and clean with MAF cleaner to remove any dirt or contamination.
Reinstall all components securely.