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Persistent Brake Squeal and Vibration on 2025 Integra Type S

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Mike T. · rep 0 · May 26, 3:37 AM · 1 replies · solved · Question

Vehicle: 2025 Acura Integra Type S

Hey everyone,

I've got a 2025 Acura Integra Type S, and I'm experiencing some pretty annoying brake issues. I'm getting a persistent squeal, especially during light braking, and I'm also feeling a noticeable vibration through the brake pedal and sometimes the steering wheel when I apply the brakes.

The car only has about 8,000 miles on it, and I wouldn't expect these kinds of problems so soon, especially with performance brakes. I've tried a few hard stops to see if it would 'clean' them up, but it hasn't really helped.

Is this common for the Type S? What could be causing this, and what should I do? It's really detracting from the driving experience.

✓ Accepted solution

ClearTheCode Admin

ClearTheCode Team · rep 0 · May 26, 3:37 AM

0

ClearTheCode admin answer:

Experiencing persistent brake squeal and vibration on a relatively new 2025 Acura Integra Type S is certainly frustrating, especially given its performance-oriented braking system. Here's a look at potential causes:

  1. Brake Squeal Causes:

    • Pad Material: Performance brake pads, like those often found on the Type S, can sometimes be more prone to squealing due to their metallic composition, especially when cold or during light braking. This is often considered a characteristic, not a defect.
    • Lack of Proper Bedding-In: New brake pads and rotors need to be properly 'bedded-in' to transfer a thin layer of pad material onto the rotor surface. If this wasn't done correctly, it can lead to noise.
    • Anti-Squeal Shims: Missing or improperly installed anti-squeal shims or lubricant on the back of the pads can allow vibrations that cause squealing.
    • Contamination: Grease, oil, or even road grime on the pads or rotors can cause noise.

  2. Brake Vibration (Pulsation) Causes:

    • Warped Rotors: The most common cause of brake pedal pulsation is warped brake rotors. This can happen from excessive heat (heavy braking) or uneven cooling, causing the rotor surface to become uneven.
    • Uneven Pad Deposits: If pad material isn't evenly transferred to the rotor, it can create high spots that feel like warpage.
    • Loose Caliper Components: Worn or loose caliper guide pins or mounting bolts can cause the caliper to move unevenly, leading to vibration.
    • Wheel Bearing/Suspension: Less common, but a worn wheel bearing or suspension component can sometimes mimic brake pulsation.

When to See a Shop: While some squeal can be normal for performance brakes, the combination of persistent squeal and significant vibration (pulsation) at only 8,000 miles warrants immediate professional inspection. Take your Integra Type S to an Acura dealership or a reputable performance brake specialist. They will:

  • Inspect the brake pads for wear and proper installation.
  • Measure the runout of the brake rotors to check for warpage.
  • Check the calipers, guide pins, and mounting hardware for any issues.
  • Ensure proper lubrication and anti-squeal measures are in place.

Ignoring vibration can lead to premature wear of other suspension components and compromise braking performance. Given the Type S's performance nature, ensuring the braking system is in top condition is crucial.

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