Washer Shaking and Vibrating? Causes and Fixes

A washer that shakes, walks across the floor, or sounds like a helicopter taking off during the spin cycle isn’t just annoying: it’s doing real damage. Every violent vibration wears on bearings, the suspension system, the tub seal, and even the floor underneath. We see this problem constantly, across every brand, and nine times out of ten it comes down to one of a handful of straightforward causes you can diagnose and fix yourself.

Full safety notes below

Common Causes at a Glance

Before you start pulling panels off, here’s what’s most likely going on:

• Worn or broken shock absorbers / suspension springs: the most common mechanical cause

• Failed tub bearings: especially on machines with a few years on them

• Damaged or missing counterbalance weights: rare but unmistakable

• The washer isn’t level: the simplest cause, and the one most people skip

Let’s work through each one so you can pin down the real problem.

Tools You’ll Need

Most of these checks require basic hand tools. Gather these before you start:

• Torpedo level (a smartphone level app works in a pinch)

• Socket set (various sizes depending on brand)

• Phillips and flathead screwdrivers

• 1/4-inch nut driver

• Pliers

• Flashlight or headlamp

• Towel for any residual water

Unplug the washer before you open any panels or reach inside. If your machine is hardwired, flip the breaker. No exceptions.

Check the Level First: Seriously

This might sound too simple, but we can’t tell you how many times someone assumes the worst only to find out the washer just needed its feet adjusted. A washer that’s even slightly off-level will rock during the spin cycle, and once rocking starts, the drum’s momentum amplifies it into full-on shaking.

Here’s how to check:

1. Place a level on top of the washer, front to back, then side to side.

2. If the bubble is off-center in either direction, the machine needs adjustment.

3. Reach under the front corners and turn the leveling feet. Most thread in to raise and out to lower. Some brands use a locking nut: loosen it with pliers first, adjust the foot, then re-tighten.

4. The rear legs on many top-loaders are self-adjusting. Tilt the machine forward about four inches, then set it back down firmly. The rear feet should level themselves. If they don’t, they’re seized and need to be freed up or replaced.

5. Re-check with the level after every adjustment.

Also take a look at the floor itself. A washer on a weak subfloor or uneven tile will vibrate no matter how perfectly leveled the feet are. Plywood anti-vibration platforms or heavy rubber pads can help stabilize the base.

Pro Tip: After leveling, try to rock the washer by pushing on alternating corners. If it tips at all, you’re not level yet. It should feel rock-solid on all four feet.

Worn Shock Absorbers or Suspension Springs

This is the most common mechanical cause of excessive vibration, and it affects both top-loaders and front-loaders, just with different hardware.

Front-load washers use shock absorbers (sometimes called dampers or struts) that connect the outer tub to the base frame. They absorb the force generated by an unbalanced load spinning at high speed. Over time, the hydraulic fluid inside leaks out or the mounting grommets crack, and they stop dampening anything. You’ll know because the tub visibly slams around during spin.

Top-load washers typically use suspension springs on the top (connecting the tub to the cabinet frame) and damper pads or straps on the bottom. When a spring stretches out or snaps, the tub hangs unevenly and bounces around like it’s on a trampoline.

Here’s how to check:

1. Unplug the washer and pull it away from the wall.

2. For a front-loader, remove the front lower panel (usually held by two or three screws or clips). You should see the shocks connecting the bottom of the tub to the frame on either side. Push down firmly on the outer tub and release. If it bounces more than once or twice, the shocks are spent. Also look for oil residue on the shock body: that’s a dead giveaway of a leak.

3. For a top-loader, open the cabinet top or rear panel. Inspect all suspension springs for stretching, rust, or detachment from the hooks. Check the bottom of the tub for worn damper pads: they should have friction material still intact.

If you find a bad shock or spring, replace all of them at once. They wear at roughly the same rate, and putting one fresh shock next to a weak one creates uneven support. When you’re ready to find the right part, grab your model number and head over to our repair help section to get the exact match for your machine.

Failed Tub Bearings

Tub bearings support the inner drum and allow it to spin smoothly at high RPM. When they wear out, you get a deep rumbling or grinding noise along with increased vibration, especially noticeable during the spin cycle. This one tends to creep up gradually, so by the time the shaking gets bad, the bearings are usually well past due.

Here’s a quick test:

1. Unplug the washer and open the door (front-loader) or lid (top-loader).

2. Grab the inner drum at the top and try to push it up and pull it down. On a healthy machine there should be very little play, just a tiny bit of movement. If the drum wobbles noticeably or you hear a clunking sound, the bearings are gone.

3. Spin the drum by hand. It should rotate smoothly and quietly. A grinding, growling, or scraping noise confirms bearing failure.

Replacing tub bearings is a bigger job than swapping shocks: on a front-loader you’re basically splitting the outer tub in half to access them. It’s absolutely doable as a DIY project if you’re comfortable with a multi-step disassembly, but plan for two to three hours and watch a model-specific walkthrough first. On some front-loaders, the bearings are part of the outer tub assembly itself, which means you replace the whole tub. Check parts availability for your model number before committing.

Pro Tip: If you see brown or rust-colored water staining below the tub or on your clothes, that’s bearing grease and seal residue. The tub seal has failed alongside the bearings, and both should be replaced together.

Counterbalance Weights

Every washer has heavy concrete or cast-iron blocks bolted to the outer tub. These counterweights keep the tub’s center of gravity stable during spin. They rarely cause problems on their own, but the bolts holding them can loosen or break over years of vibration. When a weight shifts or falls off entirely, the tub becomes drastically unbalanced, and the shaking is immediate and violent.

To inspect them:

1. Unplug the machine and access the tub area: top panel on a top-loader, front or rear panel on a front-loader.

2. Locate the concrete blocks. Most machines have one on top of the tub and one or two near the front.

3. Try to wiggle each block by hand. They should not move at all. If one shifts, the mounting bolt has loosened or the concrete has cracked around the bolt hole.

If the bolt is simply loose, tighten it back down. If the block itself is cracked or the mounting hole is wallowed out, the weight needs replacing. This is a straightforward swap: unbolt the old one, bolt the new one on.

A Note About Load Balance

Not every vibrating washer has a broken part. Consistently overloading the drum, washing a single heavy item like a comforter without balancing it with towels, or washing one pair of jeans by itself can all trigger aggressive vibration. If your washer only shakes occasionally, try adjusting your load sizes before tearing into the machine. If it shakes on every single load regardless of size, that’s when you know it’s mechanical.

If your washer also has trouble draining after the spin cycle, the vibration may have knocked a drain hose loose or shifted the machine enough to kink it. Our article on washing machines that won’t drain covers that side of things.

Need More Help?

Every washer model is a little different, and sometimes the symptoms overlap between causes. If you’ve worked through these checks and you’re still not sure what’s going on, post your model number and what you’re seeing on our community repair forum. Our techs and experienced DIYers are there daily and can help you narrow it down fast.

Written by: AppliancePartsPros Team