Steering Wheel Vibration at Highway Speeds on 2019 Eclipse Cross

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Christine P. · rep 0 · May 22, 5:32 AM · 1 replies · solved · Question

Vehicle: 2019 Mitsubishi Eclipse Cross LE

Hey guys,

I've been experiencing a noticeable vibration in the steering wheel of my 2019 Mitsubishi Eclipse Cross LE. It primarily happens when I'm driving at highway speeds, usually above 60-65 mph. Below that, it's smooth, but once I hit those speeds, the steering wheel starts to shake.

I recently had my tires rotated, and the issue persists. I haven't hit any major potholes recently, and the car doesn't pull to one side. Could this be a wheel balance issue, or something more serious like a suspension component or even an axle problem? It's really annoying on longer drives.

Any thoughts or similar experiences with the Eclipse Cross? What should I look into first?

✓ Accepted solution

ClearTheCode Admin

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ClearTheCode admin answer:

Steering wheel vibration specifically at highway speeds on your 2019 Mitsubishi Eclipse Cross LE is a classic symptom of several potential issues, most commonly related to the wheels, tires, or front suspension components. Since you've already had your tires rotated and the problem persists, it helps narrow down the possibilities.

Here are the most common causes:

  1. Wheel Imbalance: Even after a rotation, if the wheels weren't properly balanced, or if a wheel weight fell off, this can cause vibration at specific speeds. It's the most frequent cause of steering wheel shake at highway speeds. A dynamic wheel balance is often needed.
  2. Bent Wheel Rim: Hitting a pothole or curb can subtly bend a wheel rim, causing it to be out of round. This will lead to vibration that balancing cannot fully correct.
  3. Tire Issues:
    • Uneven Tire Wear: If tires have developed flat spots or uneven wear patterns, they can cause vibration even if balanced.
    • Tire Separation: Internal damage to a tire (e.g., tread separation) can cause a bulge or unevenness, leading to significant vibration.
  4. Worn Suspension Components:
    • Tie Rod Ends: Worn inner or outer tie rod ends can introduce play in the steering, leading to vibration.
    • Ball Joints: Worn ball joints can also cause looseness and vibration.
    • Wheel Bearings: A failing front wheel bearing can cause a humming or grinding noise along with vibration, often more noticeable at speed.
  5. Driveshaft/CV Axle Issues: If a front CV axle is worn or damaged (e.g., a torn boot leading to grease loss), it can cause vibration, especially under acceleration or at certain speeds. This is less common for just steering wheel vibration but is a possibility.

When to See a Shop: It's advisable to have your Eclipse Cross inspected by a professional mechanic. While it might seem like a minor annoyance, vibration can indicate underlying issues that could affect safety and lead to premature wear of other components. A shop can:

  • Perform a thorough inspection of your tires and wheels, including a road force balance to detect subtle imperfections.
  • Inspect all front suspension and steering components for wear or damage.
  • Check for any play in wheel bearings or CV axles.

Addressing this promptly will ensure a smoother, safer ride and prevent potential escalation of the problem.