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2022 Ford Explorer XLT - Squealing Brakes and Brake Fluid Flush

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Mike T. · rep 0 · May 25, 1:35 AM · 1 replies · solved · Question

Vehicle: 2022 Ford Explorer XLT

Hi all, I have a 2022 Ford Explorer XLT with about 45,000 miles on it. Lately, I've noticed a high-pitched squealing noise when I apply the brakes, especially at lower speeds. It's getting pretty consistent now. I haven't noticed any pulsing in the pedal, but the stopping power doesn't feel quite as sharp as it used to.

This is my first time needing brake service on this vehicle. I'm wondering if it's just time for new pads, or if the rotors might need attention too. Also, I've heard about brake fluid flushes. Is that something I should consider at this mileage and age? What's the typical maintenance schedule for brakes on these SUVs?

Any advice on what to look for or ask for at the shop would be great!

✓ Accepted solution

ClearTheCode Admin

ClearTheCode Team · rep 0 · May 25, 1:35 AM

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ClearTheCode admin answer:

The squealing noise you're hearing from your 2022 Ford Explorer XLT at 45,000 miles is a classic indicator that your brake pads are reaching the end of their life. Most brake pads have a small metal tab called a 'wear indicator' that starts to rub against the rotor, producing that high-pitched squeal to alert you it's time for service.

Causes of Squealing Brakes and Reduced Performance:

  • Worn Brake Pads: The most common cause. As pads wear thin, the wear indicator makes contact.
  • Rotor Condition: Rotors can become grooved, warped, or develop a 'lip' on the edge. While pulsing usually indicates warping, uneven wear can also contribute to noise and reduced efficiency.
  • Contamination: Oil, grease, or brake fluid on the pads or rotors can cause squealing or grinding.
  • Brake Fluid Degradation: Over time, brake fluid absorbs moisture, lowering its boiling point and reducing its effectiveness, leading to a spongy pedal feel or reduced stopping power, especially under heavy braking.

Recommended Action Steps:

  1. Brake Inspection: Have a qualified technician inspect your brake pads, rotors, and calipers. They will measure the thickness of your pads and check the rotors for excessive wear, grooves, or runout (warping).
  2. Pad and Rotor Replacement: If pads are worn, they should be replaced. For rotors, they can sometimes be 'machined' or 'resurfaced' if they have enough material left and are not warped. However, with modern thinner rotors, replacement is often recommended, especially if you plan to keep the vehicle for a while.
  3. Brake Fluid Flush: Yes, a brake fluid flush is highly recommended at your mileage and age. Ford typically recommends a brake fluid flush every 2-3 years or 30,000-45,000 miles, depending on the model and driving conditions. This removes old, moisture-laden fluid and replaces it with fresh fluid, maintaining optimal braking performance and preventing corrosion in the brake system.

When to See a Shop:

  • Immediately: If you notice any significant reduction in stopping power, a soft or spongy pedal, or a grinding noise (which indicates metal-on-metal contact, potentially damaging rotors).
  • For all brake service. Brakes are a critical safety system, and proper installation and bleeding are essential. While no OBD codes are typically associated with worn brakes, neglecting them can lead to dangerous driving conditions.
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