2013-2019 Nissan Sentra Brake Noise: Squeal, Grinding and Pulsation Causes

By Core Brake Parts Tech Team — Circleville, OH warehouse

On a 2013-2019 Nissan Sentra, a high-pitched squeal while driving usually means the front pad wear indicators are touching the rotor, grinding means the friction material is gone and metal is contacting metal, and a pulsing pedal points to rotor thickness variation. A creak at parking-lot speed from the back of an early car with rear drums is a known issue Nissan addressed by replacing the rear wheel cylinders. Here is how to tell which one you have and what fixes it.

How the Sentra Brake System Is Laid Out

Every 2013-2019 Sentra (the B17 generation) uses disc brakes up front. At the rear, the setup depends on trim: many cars left the factory with rear drum brakes, while some higher trims use rear discs. Before you order anything, pull a rear wheel or look through the spokes. A smooth round drum means shoes and wheel cylinders; a rotor with a caliper means rear pads.

That difference matters for noise diagnosis. Nissan's owner information notes that the disc brakes self-adjust every time the pedal is applied, while rear drum brakes, where fitted, self-adjust when the parking brake is applied. A drum car that rarely sees the parking brake can drift out of adjustment and develop a longer pedal and uneven rear shoe contact.

Squeal: Wear Indicators vs. Pad Vibration

Nissan's owner information states that the Sentra's disc brake pads have audible wear indicators, and when a pad needs replacement you will hear a high-pitched scraping or screeching sound while the car is moving. The telltale pattern is a squeal that happens while you drive and often changes or quiets when you touch the brake. If you hear that, measure the pads now. Waiting turns a pad job into a pad-and-rotor job.

A squeal that only appears when you press the pedal is a different problem. Bendix explains that squealing is often caused when the friction material contacts the rotor or caliper and sets up a vibration, and that poorly lubricated parts such as caliper slide pins, bushes, pad backing plates and shims are common contributors. The fix is usually not a different pad but a proper install: clean the caliper bracket abutments, lubricate the slide pins and the pad contact points, and install every shim and clip that came with the pads. A brake hardware kit replaces tired abutment clips and pin boots for little money.

Nissan's owner information also points out that occasional brake noise during light to moderate stops is normal. A brief chirp on a humid morning that goes away after a few stops is surface rust being wiped off the rotor, not a failure.

Grinding: When the Friction Material Is Gone

Grinding is the one noise that should get the car off the road until it is inspected. Bendix describes it as metal-on-metal contact from friction material that has worn away. On the front, that means the pad backing plate is cutting into the rotor. On a drum-equipped rear, it means shoe rivets or the shoe table are scoring the drum.

Once a rotor or drum has been gouged, new pads or shoes will not bed in against it, and the noise often returns. In most grinding cases the correct repair is new pads and new rotors together, not pads alone. For the front of the car, our 2013-2019 Nissan Sentra front ceramic brake pads are a direct fit; pair them with rotors from our brake rotor collection if the old ones are scored or below the minimum thickness cast into the rotor.

Grinding can also come from a stone or rust flake caught between the rotor and the splash shield. If the noise is constant, happens without braking and the pads are thick, pull the wheel and check for debris or a bent shield before buying parts.

Pulsation: Rotor Thickness Variation

If the pedal pulses or the steering wheel shakes under braking, the rotors are the usual cause. According to Bendix, pulsation is normally caused by disc thickness variation (DTV) or warped rotors, and DTV often starts with installation problems: uneven lug nut torque, damaged studs, or rust and debris trapped between the hub and the rotor. Heat from heavy braking and sudden temperature changes can also distort a rotor.

That list tells you how to keep the problem from coming back:

• Clean the hub face to bare metal before installing a new rotor, so it sits flat.
• Tighten lug nuts in a star pattern with a torque wrench to the value in the factory service manual, never with an impact gun alone.
• Bed in new pads with a series of moderate stops so an even layer of pad material transfers to the rotor.
• Avoid sitting with your foot hard on the brake after a long, hot stop.

On a Sentra with rear drums, an out-of-round drum can produce a slower pulse you feel more in the seat than the steering wheel. Test it by gently applying the parking brake at low speed in an empty lot: if the pulse shows up, the rear drums are the source.

The Rear Drum Creak and Nissan's Bulletin

Early B17 owners reported a creak from the back of the car. Nissan technical service bulletin NTB13-031a (July 2013), which applies to the 2013 Sentra equipped with rear drum brakes, describes a creak-type noise, like walking on a wood floor, from the rear brakes when the pedal is applied. It is usually heard at very low, parking-lot speeds or when pressing the brake while stopped.

The bulletin's fix is to replace both rear wheel cylinders. The amended version specifically removed an earlier procedure to lubricate them, so greasing the old cylinders is not the dealer repair. If your drum-equipped Sentra makes this sound, a dealer can check whether the bulletin applies to your car.

If you do the rear drum work yourself, Nissan's service procedure for this car calls for PBC or silicone-based grease only on the shoe-to-adjuster and shoe-to-backing-plate contact points, attention to the left-hand and right-hand adjuster threads, and a check that the drum turns without drag afterward. Bleed the brakes if a wheel cylinder was opened, then set shoe clearance and parking brake stroke. Replacement shoes are in our brake shoe collection.

A Brake-Light Recall Worth Checking While You Are There

This is not a noise, but anyone working on a 2016-2019 Sentra's brakes should know about it. NHTSA recall 21V-135 (Nissan campaign PM971) covers 807,376 2016-2019 Sentras. According to Nissan's report to NHTSA, off-gassing from silicone grease on nearby parts, including the brake booster clevis pin, can contaminate the stop lamp switch and leave it open-circuit. The symptoms are a malfunction indicator light, rear brake lights that do not illuminate, and/or an engine that will not start. The remedy is a new stop lamp switch plus a protective grommet at no cost. Have a helper watch the brake lights while you press the pedal, and run your VIN on nhtsa.gov.

How Hard Is the Job?

A front pad and rotor job on a Sentra is a reasonable driveway repair for someone with a jack, stands, a torque wrench and basic hand tools. Rear drum work is more involved: springs, adjusters and the parking brake cable all have to go back correctly, and opening a wheel cylinder means bleeding the system. Whatever you replace, do both sides of the axle so braking stays balanced. Browse everything for your car in our brake pad collection and complete brake parts catalog.

Frequently Asked Questions

Why do my Sentra's brakes squeal even with new pads?

Usually because of the install, not the pads. Dry slide pins, missing shims, rusty caliper brackets or rotors that were not resurfaced or replaced let the pad vibrate. Clean and lubricate the contact points, fit the included hardware, and bed the pads in.

Does my Sentra have rear drums or rear discs?

It depends on trim. Many 2013-2019 Sentras use rear drums, while some higher trims have rear discs. Look behind a rear wheel before ordering: a drum is a closed round housing, a disc setup shows a rotor and caliper.

Is it safe to drive with grinding brakes?

No. Grinding means metal-on-metal contact, which reduces stopping power and damages the rotor or drum with every stop. Have it inspected right away.

Can I fix brake pulsation by replacing only the pads?

Rarely. Pulsation comes from the rotor. New pads on a rotor with thickness variation will usually pulse again. Replace or properly resurface the rotors, clean the hub faces and torque the wheels correctly.

Why does my 2013 Sentra creak from the rear when I stop?

On 2013 Sentras with rear drums, Nissan bulletin NTB13-031a traces a wood-floor creak at low speed to the rear wheel cylinders and calls for replacing both. A dealer can confirm whether it applies to your car.

Are Sentra brake light problems related to the brakes themselves?

On 2016-2019 models, recall 21V-135 covers a stop lamp switch that can fail from silicone contamination. It does not affect stopping power, but it can disable the brake lights and prevent starting, so check your VIN.

Sources

1. Nissan Service Bulletin NTB13-031a (via NHTSA) - 2013 Sentra rear drum creak symptoms and wheel cylinder replacement
2. NHTSA Part 573 Safety Recall Report 21V-135 - 2016-2019 Sentra stop lamp switch recall, population, symptoms and remedy
3. Bendix - Diagnosing common braking issues - causes of squeal, grinding and pulsation (DTV)
4. Nissan Sentra owner's manual - Brakes - self-adjusting brakes, audible wear indicators, normal brake noise
5. Nissan Sentra B17 service manual - Rear drum brake removal and installation - grease points, adjuster direction, post-install checks