Mgdb400qv0 Parts

Covers and protects your dryer's light bulb from heat and debris while diffusing illumination. Replace if cracked, yellowed, or missing. Confirm fit.

Dryer door won't stay closed? This door strike engages with the catch to secure the door. Simple DIY fix in minutes with basic tools and video guide.

Dryer won't start or makes squealing noise? A faulty motor assembly stops operation or causes loud grinding sounds. Moderate DIY repair restores function.

This power cord connects your appliance to household electricity, supplying safe, reliable power to its controls and components. Replace a damaged or overheated cord to restore dependable operation and reduce the risk of shorts.

• Supplies AC power from the wall outlet to the appliance's electrical system
• Helps resolve no power, intermittent power loss, or tripped breaker issues
• Replace if the cord is cut, frayed, melted, discolored, or feels hot at the plug
• Restores safe operation when the original plug or insulation is damaged

• Disconnect power at the outlet or circuit breaker before servicing
• Note wire routing and connection points; match the original orientation for hot, neutral, and ground
• Seat the cord properly and secure with the model's required strain relief or clamp to prevent tension on terminals
• Ensure the cord is not pinched and is clear of sharp edges, hot surfaces, and moving parts; test for proper operation

This replacement cover restores the appliance's finished appearance and protects internal components from dust and debris. It's a direct-fit exterior trim piece designed to replace a cracked, broken, or missing cover. What it does:

• Protects internal components and wiring from debris and accidental contact
• Restores the appliance's cosmetic appearance and helps maintain sealing
• Helps reduce dust buildup in the covered area
• Replaces damaged or missing trim that can expose sharp edges or hardware

• Disconnect power (unplug or switch off circuit breaker) before beginning work
• Basic hand tools may be required; follow for panel removal/replacement
• Handle carefully to avoid scratching the finish and watch for sharp edges
• Replace with manufacturer-recommended fasteners

Fix slow drying or no airflow in your dryer by replacing a stripped or cracked blower wheel. Moderate DIY repair restores proper air circulation.

Supports and pivots the hinged dryer top panel for service access. Replace if cracked, broken, or causing wobble, scraping, or alignment gaps.

This lock secures the appliance's top panel to the front frame for a tight, stable cabinet. Replacing a worn lock restores a solid fit and helps eliminate rattles, gaps, and vibration during operation.

• Locks the top panel to the front panel to keep the top closed and secure
• Helps maintain cabinet alignment and rigidity
• Reduces movement that can cause vibration and rattling/squeaking noises
• Common symptoms: loose or popping top, visible gap at front edge, buzzing or clunking during cycles

• Disconnect power before servicing.
• Access the lock at the front edge where the top meets the front panel; remove the old lock and install the new one in the same orientation.
• Reuse original mounting hardware and ensure both sides are evenly aligned.
• Close the top and ensure a secure latch before restoring power.

This factory fastener secures appliance panels, brackets, and internal components so everything stays aligned and quiet. Replacing a missing or damaged screw restores a tight fit and helps reduce vibration, rattles, and wear.

• Fastens metal or plastic parts to the cabinet/frame
• Maintains alignment of covers, ducts, housings, and brackets
• Replace if the head is stripped, threads are worn, or hardware is missing
• Symptoms can include loose or misaligned panels, rattling/vibration noises, or parts that won't stay secured

• Disconnect power and shut off gas/water before service.
• Match the screw to the original location and reuse existing holes/mounts.
• Start threads by hand to avoid cross-threading; tighten snugly without overtightening.
• Use the correct driver bit to prevent stripping the head.

The Screw is an OEM component compatible with Whirlpool washing machines. This screw secures the rear panel onto the cabinet frame, ensuring a sturdy connection between housing components.  Proper installation is critical for the washer's structural integrity.

Causes of a bad screw include corrosion from repeated water exposure or stresses from years of use. Loosening can occur from vibrations weakening the threads over time. 

Symptoms of a bad screw include:

• Rear panel detaching from frame opening gaps
• Increased noise and vibrations from a compromised seal  
• Stress on other connections from improper mounting points
• Potential leak paths from openings near hoses or tub areas

This OEM Whirlpool replacement screw helps maintain a tight panel closure. It is compatible with additional brands like Maytag, KitchenAid, Jenn-Air, Amana, Magic Chef, Admiral, Norge, Roper, and Kenmore models.

This flat-head screw secures panels, brackets, or trim so they sit flush on your appliance. Replacing a worn or missing screw restores a tight fit and helps prevent vibration, rattling, or shifting components.

• Provides a countersunk, flush-mount fastener for panels, trim, brackets, or covers
• Helps maintain alignment and secure attachment during operation
• Replaces stripped, rusted, or missing hardware
• Symptoms can include loose panels or handles, rattling noises, or visible gaps/misalignment

• Disconnect power (and shut off gas, if applicable) before servicing
• Match screw length and thread to the original for proper fit
• Start threads by hand to avoid cross-threading; tighten snugly without overtightening
• Support the part being fastened to keep alignment while tightening

Fixes dryer that won't start when button is pressed or runs without door closed. Restores reliable circuit control for start, stop, and safety functions.

Restores proper tension to your dryer's lint screen door for smooth opening and closing. Replace if the cover is loose or won't stay closed securely.

A hinge pin assembly that secures and aligns an appliance door to its cabinet, restoring proper fit and smooth opening and closing while reducing hinge noise. What it does:

• Secures the door pivot and maintains proper door alignment for a consistent seal.
• Can correct door sag, uneven gaps, or doors that stick, scrape, or fail to close fully.
• Can reduce grinding, clicking, or binding noises caused by worn or bent hinge pins.
• Replaces worn, broken, or bent hinge components that affect door motion.

• Disconnect power to the appliance before beginning any repair.
• Support the door (use a helper or suitable block) to prevent it from dropping when removing the hinge.
• Basic hand tools are typically required; follow the manufacturer's service instructions for safe removal and reinstallation.
• Inspect adjacent hinge mounts and fasteners during installation; replace damaged mounting hardware as needed.

Foam seal creates an airtight joint between blower housing and cover. Replace if crushed or torn to restore airflow and prevent heat loss. Confirm fit.

Seals the gap between the dryer bulkhead and front panel around the door opening. Replace if torn, deformed, or causing air leaks. Confirm fit by model.