my Ford Explorer Sixth Generation (2020-present) shudders when accelerating, what’s wrong

Ford Explorer Sixth Generation (2020-present)

Error Codes

3-5 hours

Time

medium

Difficulty

high

Severity

3 min read

595 words

⚠️ Safety Warning

This issue requires immediate attention. If you are not experienced with automotive repairs, consult a professional mechanic. Working on critical systems can be dangerous.

Problem Statement

Learn how to diagnose and fix shuddering during acceleration in Ford Explorer 2020-2023. Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Transmission

Estimated Time

3-5 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

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

Symptoms

•Shuddering or vibrating sensation during acceleration
•Increased engine noise during acceleration
•Potential loss of power when attempting to accelerate
•Noticeable vibrations in the steering wheel or floorboard
•Fluctuating RPMs during acceleration

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any stored trouble codes.
2
Inspect the engine mounts for signs of wear or damage that could cause excessive movement.
3
Check the transmission fluid level and condition; low or dirty fluid can affect performance.
4
Test the drive shaft and CV joints for play or wear that could cause vibrations.
5
Inspect the spark plugs and ignition coils for signs of misfire or wear.
6
Conduct a visual inspection of the tires for uneven wear or damage.

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
•Socket set
•Torque wrench
•Transmission fluid pump
•Drain pan
•Funnel
•Jack and jack stands
•Gap tool

Parts Required

•Engine mounts (if damaged)
•Transmission fluid
•Spark plugs
•Ignition coils (if worn)
•CV joints (if worn)

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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 engine mounts for signs of wear or damage that could cause excessive movement.
3
Check the transmission fluid level and condition; low or dirty fluid can affect performance.
4
Test the drive shaft and CV joints for play or wear that could cause vibrations.
5
Inspect the spark plugs and ignition coils for signs of misfire or wear.
6
Conduct a visual inspection of the tires for uneven wear or damage.

Solution

1. Preparation

Gather necessary tools and parts.
Disconnect the battery to ensure safety while working on the vehicle.
Ensure the vehicle is parked on a level surface and properly secured with wheel chocks.

2. Inspect Engine and Transmission Mounts

Tools Required: Socket set, torque wrench
Remove any components obstructing access to the engine and transmission mounts.
Visually inspect the mounts for cracks, tears, or excessive wear.
Replace any damaged mounts with OEM parts, ensuring proper torque specifications are followed during installation.

3. Check and Change Transmission Fluid

Tools Required: Transmission fluid pump, drain pan, funnel
Place a drain pan under the transmission fluid pan and remove the drain plug to drain the fluid.
Inspect the old fluid for metal shavings or burning smell; this could indicate internal transmission issues.
Replace with the manufacturer-recommended transmission fluid and ensure the fluid level is correct.

4. Inspect and Replace Spark Plugs and Ignition Coils

Tools Required: Socket set, gap tool
Remove the ignition coil cover if applicable.
Carefully disconnect the ignition coils and remove them from the spark plugs.
Inspect the spark plugs for wear; replace if necessary, ensuring they are gapped to manufacturer specifications.
Reinstall the ignition coils and cover, securing them properly.

5. Inspect Drive Shaft and CV Joints

Tools Required: Jack and jack stands, socket set
Raise the vehicle safely and support it with jack stands.
Inspect the drive shaft for any bends, cracks, or excessive play.
Check the CV joints for torn boots or grease leaks; replace as necessary.