2014 Mazda 6 Has A Rattling Noise

Identifying the Causes of Rattling Noises in Your 2014 Mazda 6 and How to Resolve Them

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Reviewed by
Devin Cabugcal
Written by RepairPal Car Genius
Updated January 14, 2025
0%
28% chance it's the
Ball Joints
0%
16% chance it's the
Struts or Strut Mount
0%
12% chance it's the
Sway Bar Links
0%
44% chance it's
Something else
The most common reasons a 2014 Mazda 6 has a rattling noise are the ball joints, struts or strut mount, or a problem with the sway bar links.
  • Ball Joints: A worn or damaged ball joint can result in poor steering response and uneven tire wear due to compromised suspension geometry.
  • Struts or Strut Mount: A worn or damaged strut or strut mount can result in poor ride quality, excessive noise, and uneven tire wear.
  • Sway Bar Links: A worn or damaged sway bar link can result in excessive body roll and clunking noises during turns.
Proper diagnosis will determine the exact cause of your symptom, saving you money on unnecessary repairs. The diagnostic experts at RepairPal Certified shops have the right tools and experience to solve any symptom.

What are the steps to diagnose a rattling noise in a 2014 Mazda 6?

To effectively diagnose a rattling noise in your 2014 Mazda 6, start by identifying the source of the noise, as this will guide your inspection process. Begin by listening carefully to determine whether the sound originates from the engine, exhaust system, or suspension. Once you have a general area, conduct a thorough visual inspection for any loose or damaged parts, focusing on the engine bay, undercarriage, and exhaust components. Pay special attention to the exhaust system, checking for loose heat shields or brackets that could be causing the noise. Next, examine the suspension components, including struts and control arms, for signs of wear or damage. Additionally, inspect the engine mounts, belts, and pulleys, as issues in these areas can also lead to rattling sounds. After your inspections, take the vehicle for a test drive to see if the noise persists under various driving conditions. If you are unable to pinpoint the issue or feel uncomfortable performing these checks, it is wise to consult a qualified mechanic for a professional diagnosis and repair. By following this structured approach, you can systematically address the rattling noise and ensure your Mazda 6 runs smoothly.

What are the common causes of a rattling noise in a 2014 Mazda 6?

When diagnosing a rattling noise in your 2014 Mazda 6, it's essential to consider several common problems that could be at play. One frequent culprit is loose heat shields, which can vibrate and create noise as you drive. Additionally, issues within the exhaust system, such as a loose or damaged exhaust pipe, can also lead to similar rattling sounds. It's important to inspect the suspension components as well; worn or damaged parts like struts or sway bar links can produce rattling when navigating bumps or uneven surfaces. Another area to check is the engine mounts; if they are faulty or worn, they may allow excessive engine movement, resulting in rattling during acceleration or deceleration. Lastly, don't overlook the drive belts; if they are loose or damaged, they can create noise as they move along the pulleys. By systematically examining these areas, you can effectively identify and address the source of the rattling noise, leading to a more comfortable and quieter driving experience.

How urgent is it to address the rattling noise in my 2014 Mazda 6?

Addressing the rattling noise in your 2014 Mazda 6 is an urgent matter that should not be overlooked. Ignoring such symptoms can lead to serious safety concerns, as the noise may indicate critical issues with essential components like the engine or suspension. These problems, if left unaddressed, could compromise your vehicle's performance and put you and your passengers at risk. Additionally, neglecting the rattling noise can result in minor issues escalating into major repairs, leading to costly fixes that could have been avoided with timely intervention. Furthermore, maintaining your vehicle's condition is vital for preserving its resale value; potential buyers are more likely to be deterred by a car that has been poorly maintained or shows signs of neglect. Therefore, it is crucial to prioritize diagnosing and repairing any rattling noises promptly to ensure your Mazda 6 remains safe, reliable, and valuable.

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2014 Mazda 6 Rattling Noise: Causes & Repairs | RepairPal