Whirlpool WTW4955HW0 Washer — Common Problems, Causes & Parts to Fix Them
Need the replacement part? Search your model number at for guaranteed fit and fast free shipping.
Understanding the Problem
The Whirlpool WTW4955HW0 is a top-load, high-efficiency washer that can experience a handful of repeatable issues as it ages or after heavy use. Typical failures include the washer not draining or spinning, excessive vibration/noise, error codes or failure to start, and water leaks. Problems may arise from clogged drain lines, a failing drain pump, bad lid lock switch, worn drive components, or electronic/control board faults. Diagnosing this model efficiently means observing specific symptoms, running the washer's diagnostic mode (to capture error codes), and performing a few simple tests: check the drain hose for kinks or clogs, listen for the drain pump during drain cycles, verify the lid lock engages, and note any unusual noises during agitation or spin. Many issues have straightforward mechanical fixes; others (electrical/control) may require replacement modules or professional assistance.
Common Symptoms
Washer won't drain or spin, loud noise during wash/spin, washer vibrates or walks, washer won't start or shows error codes, water leaking from bottom or around the inlet.
Common Causes
- Clogged or kinked drain hose/filter restricting water flow
- Failed drain pump (blocked impeller or motor failure)
- Faulty lid lock/switch or control board preventing cycle progress
Popular Parts That Fix This Problem
These are the most common replacement parts that fix this problem. When you're ready to order, click below to find the right part at ProsourceParts.com — just search by your appliance model number for a guaranteed fit.
Helpful Repair Tip
Run the washer's diagnostic/self-test mode to capture error codes, then reproduce the symptom while listening — a failing drain pump makes a humming/grinding noise during drain, a bad lid lock prevents spin and will show a lid-related code, and a motor/drive fault will often produce loud rubbing, humming, or no spin with a motor-related error.
Frequently Asked Questions
How do I run diagnostics on the WTW4955HW0 to get error codes?
You can enter the washer's diagnostic or service mode to read error codes that point to the failing subsystem. The exact button sequence varies by model year — a common method is to press a combination of cycle and option buttons (consult your model's tech sheet or the label behind the control panel). If you see error codes (F codes, L codes, etc.), note them and refer to the service manual or a code list to identify the failed part.
Can I replace parts like the drain pump or lid lock myself?
Yes — many repairs (drain pump, lid lock, shocks, inlet valve) are user-serviceable with basic tools if you disconnect power and water first. Take pictures during disassembly, keep screws organized, and verify you have the correct model-specific replacement part. For electrical/control board replacements or if you are uncomfortable working with wiring, consider hiring a qualified appliance technician.
Related How-To Videos
Real DIY Repair Stories
Be the first to share your repair story!
Share Your Repair Story
Your experience helps other homeowners fix their appliances. Tell us how it went!
Can't Fix It Yourself? Find a Local Technician
It's perfectly okay to call a professional. Some repairs require specialized tools, deep teardowns, or dealing with complex systems that are better left to the pros.
Find the Right Part for Your Appliance
Don't guess — search your exact appliance model number at ProsourceParts.com to find the correct OEM compatible replacement part. They offer fast free shipping, guaranteed fit, and thousands of parts in stock.
Your Free Parts Videos
Whether your dishwasher won't drain, your dryer stopped heating, or your fridge isn't cold, we've created simple repair guides for the most common appliance problems homeowners face. Each guide explains what's going wrong, the most likely causes, and which replacement parts fix the issue. When you're ready to order, we link directly to ProsourceParts.com where you can search by model number and get the right part shipped fast.