Parts for Ge GTH18GBDHRBB: Machine Compartment Parts

This vinyl sleeve fits over a rod, tube, or wire in the refrigerator to protect and cushion contact points. It reduces wear and vibration and helps keep components aligned for smooth, reliable operation.

• Provides a protective barrier at contact points to prevent abrasion or marring
• Helps maintain spacing and alignment for a snug, proper fit
• Cushions to damp vibration and reduce rattles or squeaks
• Replace if the sleeve is missing, cracked, hardened, or if components feel loose or make noise

• Disconnect power; turn off the water supply if working near water lines
• Note the sleeve's original location and orientation; take a photo for reference
• Remove the old sleeve and any debris; slide the new sleeve into the same position
• Check clearance and resecure related parts before restoring power

The Temperature Control Thermostat is an OEM part for GE refrigerators. It functions as the primary sensor and control for regulating the refrigerator and freezer temperatures, ensuring that the appliance maintains optimal cooling conditions. By monitoring the internal temperatures and triggering the cooling system when necessary, this thermostat helps preserve food freshness and consistency.

Symptoms of a bad Temperature Control Thermostat include:

• The refrigerator or freezer being too cold or too warm
• Frequent or continuous running of the refrigerator
• Unusual fluctuations in internal temperatures

Causes of a bad thermostat can include electrical issues such as faulty wiring or sensor malfunctions, wear and tear from normal use, or improper settings that prevent the thermostat from accurately gauging and controlling temperature.

This GE replacement part is also compatible with Hotpoint, RCA, and some Kenmore models.

This control knob fits onto the control shaft to let you adjust settings on your refrigerator. Replacing a cracked or missing knob restores smooth adjustments and keeps the control easy to use.

• Attaches to the control shaft to select temperature/settings
• Common fix for a knob that is cracked, stripped, loose, or missing
• Helps when the knob spins without engaging the shaft or falls off
• Restores proper feel for everyday adjustments

• Unplug the refrigerator before working near the control area
• Pull the old knob straight off—avoid prying on the panel
• Align the flat/D-shaped opening with the shaft and press firmly until seated
• If the knob won't seat, inspect the control shaft for damage before forcing

This control housing is the molded frame for the refrigerator's control area. It supports and protects the control components and trim. Replacing a damaged housing restores proper alignment and secure mounting so adjustments and buttons engage correctly.

• Provides the mounting structure for control components behind the panel
• Keeps buttons/switches aligned for reliable actuation
• Helps protect wiring and control parts from vibration and impact
• Symptoms of a failed housing can include cracked plastic, broken tabs, a loose or sagging control panel, or buttons that don't press cleanly

• Disconnect power to the refrigerator; shut off water if working near the dispenser area
• Remove trim/cover and mounting screws; release locking tabs to remove the old housing
• Transfer existing switches, boards, and hardware to the new housing
• Reinstall, restore power, and verify proper control operation

This foam housing cushions and insulates the refrigerator control assembly to reduce vibration and help protect wiring and components. It restores proper mounting support and helps maintain stable operation of the control area. What it does:

• Cushions the control module to minimize vibration-related noise and wear
• Provides thermal insulation around the control area to reduce heat transfer
• Helps hold wiring and components in position to prevent rubbing or chafing
• Can address symptoms such as rattling or loose-feeling control assemblies

• One foam housing for the control assembly

• Install only on power-off appliance; unplug or switch off circuit breaker before servicing
• Verify the foam aligns with control-module mounting points and wiring harness openings
• Replace only with matching part number to ensure fit; handle foam gently to avoid tearing

The Light Bulb Socket is an OEM part for GE refrigerators. It holds the light bulb in place within the refrigerator, ensuring a secure connection to provide illumination when the refrigerator door is opened. This socket ensures that the interior light functions correctly, allowing users to see and access food items easily.

Common causes of a bad light bulb socket include electrical issues, such as short circuits, wear and tear from regular use, or physical damage from handling or bulb replacements.

Symptoms of a bad light bulb socket include:

• The refrigerator light flickering or not turning on
• Burn marks or signs of overheating around the socket
• Loose or poor connection with the light bulb
• The light bulb not fitting securely or falling out

This GE replacement part is also compatible with Hotpoint, RCA, and some Kenmore models.

The Light Switch is an OEM replacement part for GE refrigerators. It controls the interior light, turning it on when the refrigerator door is opened and off when the door is closed. This ensures proper illumination for visibility when accessing the refrigerator's contents.

A malfunctioning light switch can result from wear and tear, electrical issues, or damage caused by repeated use. Over time, the internal mechanism may fail, or the housing can crack, leading to improper operation.

Symptoms of a bad light switch include:

• Interior light not turning on when the door is opened
• Light staying on even when the door is closed
• Flickering or inconsistent light operation
• Difficulty pressing or releasing the switch

This GE replacement part is also compatible with Hotpoint, RCA, and some Kenmore models.

This defrost heater assembly melts frost from the evaporator during the automatic defrost cycle to keep airflow clear and temperatures stable. Replacing a failed heater helps restore consistent cooling and prevents ice buildup that blocks the freezer wall. What it does:

• Heats the evaporator coil to melt accumulated frost/ice during scheduled defrosts
• Keeps airflow paths clear to maintain proper temperatures
• Helps prevent excessive frost on the back panel or evaporator
• Common symptoms of a failed heater include heavy ice buildup, weak airflow, warmer fresh-food temps, and longer run times

• 1 defrost heater assembly

• Unplug the refrigerator before servicing; wear gloves—sheet metal edges can be sharp
• Access the heater behind the freezer's rear panel at the evaporator
• Note wire routing and connector orientation; secure the new element as originally mounted
• After installation, clear any remaining ice so airflow is restored before powering on

The Defrost Thermostat is an OEM part for GE refrigerators. This component monitors the evaporator temperature. It activates warming to defrost the evaporator once the temperature reaches a certain point.

Over time, the defrost thermostat can fail due to electrical issues, exposure to fluctuating temperatures, or general wear and tear. A malfunctioning thermostat can lead to excessive frost buildup, affecting the refrigerator’s cooling efficiency.

Symptoms of a bad defrost thermostat include:

• Excessive frost buildup in the freezer
• The refrigerator or freezer not maintaining the correct temperature
• Water leaks inside the refrigerator
• The defrost heater not activating during the defrost cycle

This GE replacement part is also compatible with Hotpoint, RCA, and some Kenmore models.

This element holder assembly secures an oven/range heating element and keeps it positioned for even heat delivery. It restores proper element alignment to reduce arcing and prevent rubbing or uneven baking. What it does:

• Secures the bake or broil heating element to the range/oven housing
• Keeps the element properly spaced for consistent heating performance
• Helps stop element movement, rubbing, or intermittent contact that can cause arcing
• Commonly replaced when the element is loose, misaligned, or makes noise during operation

• Disconnect power to the appliance before beginning any repair
• Handle heating elements carefully—sharp edges and fragile terminals can be damaged
• Verify element alignment and secure mounting hardware; replace only as needed
• If you see damaged element terminals or insulation, replace the element

This power cord assembly supplies electrical power from the wall outlet to your refrigerator. Replace a cut, frayed, or overheated cord to restore safe, reliable operation and eliminate intermittent power loss caused by a damaged cord. What it does:

• Provides the electrical connection between the household outlet and the refrigerator's wiring
• Helps resolve no-power or intermittent power when the cord is moved
• Addresses visible damage such as cuts, cracks, fraying, or a melted/discolored plug
• Mitigates arcing, sparking, or a burning odor originating from the cord or plug area

• One power cord assembly

• Disconnect power by unplugging the unit or switching off the circuit breaker before servicing
• Pull the refrigerator forward for access; note the original cord routing and connections
• Install the new cord along the same path and secure any built-in strain relief; ensure the ground connection is properly seated
• Restore power and verify operation

This cable clamp secures refrigerator wiring to the cabinet, keeping harnesses organized and protected. Replacing a missing or damaged clamp helps prevent chafing and vibration noise while maintaining proper clearance from fans and other moving components.

• Anchors wire harnesses in their designed routing
• Helps prevent insulation wear from rubbing or vibration
• Keeps wires clear of sharp edges and moving parts
• Common signs it's needed: missing/broken clamp, loose or dangling wires, or new rattling/buzzing noises

• Disconnect power before servicing
• Access the clamp location and note original wire routing
• Position the clamp and secure with the existing fastener; do not overtighten
• Ensure wires aren't pinched and have clearance from the fan/compressor before restoring power

The Defrost Timer is an OEM part for GE refrigerators. This part manages the defrost cycle of the fridge and freezer compartments, ensuring that the evaporator coils do not build up excessive frost. 

This cycling is crucial for maintaining optimal temperatures for food preservation and energy efficiency. Over time, the defrost timer can malfunction due to wear, electrical issues, or a buildup of dust and debris, leading to poor performance or failure.

Symptoms of a bad Defrost Timer include:

• Frost buildup in the freezer compartment
• The refrigerator or freezer is not maintaining the set temperature
• The fridge or freezer sections are too warm
• The defrost cycle does not activate, leading to reduced cooling efficiency

This OEM GE part can also be used on Hotpoint, RCA, and Kenmore/Sears appliances. 

The Condenser Fan Motor is an OEM replacement part for GE refrigerators. It operates to circulate air through the condenser coils and over the compressor, aiding in the cooling process and maintaining the optimal temperature inside the refrigerator. This motor ensures that the appliance runs efficiently, preventing overheating and ensuring that food is stored at safe temperatures.

Symptoms of a bad Condenser Fan Motor include:

• The refrigerator is warmer than usual
• The motor is noisy or silent
• The compressor is hotter to the touch
• Increased energy consumption

Causes of a malfunctioning Condenser Fan Motor can be attributed to wear and tear, electrical issues, or obstructions that hinder the fan's movement. A malfunctioning fan motor can lead to the compressor overheating, resulting in the refrigerator not cooling effectively.

This GE replacement part is also compatible with Hotpoint, RCA, and some Kenmore models.

The Compression Ring is an OEM part for GE refrigerators. It is designed to secure and seal connections within the refrigerator’s water and ice dispensing system, ensuring a leak-free operation. This small yet vital component helps maintain the integrity of the connections, preventing water leaks and ensuring the proper flow of water through the dispenser and ice maker.

Over time, the compression ring can wear out or become damaged due to regular use and the natural aging of materials. If the compression ring is compromised, it can lead to water leaks or poor water flow, which can affect the overall performance of the refrigerator’s water and ice dispensing functions.

Symptoms of a bad compression ring include:

• Water leaks around the dispenser or ice maker
• Reduced water flow or no water flow at all
• Drips or puddles forming inside the refrigerator

This GE replacement part is also compatible with Hotpoint, RCA, and some Kenmore models.

This clip retainer secures trim, panels, or wire harnesses to keep components stable and reduce noise or wear. It's a small but important fastener that helps maintain proper fit and routing inside the appliance. What it does:

• Secures wiring or harnesses to prevent rubbing, pinching, or strain that can cause intermittent connections
• Holds panels and trim in place to reduce vibration and rattling during operation
• Keeps components aligned for reliable door/trim fit and proper clearance
• Helps prevent wear on insulation and nearby parts by keeping parts stationary

• Disconnect power before servicing to avoid shock or injury
• Remove trim or access panels as needed to reach the damaged clip
• Replace the broken clip with the new retainer; ensure the harness or panel is seated correctly in the clip
• Replace them to ensure secure reassembly

This evaporator coil circulates refrigerant inside the freezer compartment to absorb heat and keep internal temperatures cold. Replacing a damaged evaporator restores proper cold transfer for reliable cooling performance. What it does:

• Absorbs heat from the freezer compartment by circulating refrigerant through the coil
• Helps maintain proper freezer and refrigerator temperatures when functioning correctly
• Common symptom: excessive frost or ice buildup on the evaporator fins
• Common symptom: warm freezer or refrigerator temps and longer run cycles
• Common symptom: compressor runs constantly or cooling becomes inconsistent

• Disconnect power to the appliance before any service to avoid electrical shock
• Refrigerant system access or refrigerant evacuation may be required; have a certified HVAC/refrigeration technician perform refrigerant work
• May require removal of interior panels, shelving, and insulation for access; follow factory service instructions
• Handle the coil carefully to avoid bending fins or damaging tubing

The Run Capacitor is an OEM part for GE refrigerators. It plays a crucial role in the refrigerator's cooling system by providing the necessary start and run voltage to the compressor. Without a properly functioning run capacitor, your refrigerator may struggle to maintain the desired temperature, leading to spoiled food and inefficient energy use.

Causes of a bad run capacitor include electrical surges, wear and tear over time, or overheating due to a malfunctioning refrigerator compressor or poor ventilation.

Symptoms of a bad Run Capacitor include:

• The refrigerator compressor fails to start.
• Unusual humming noises coming from the refrigerator.
• The refrigerator cycles on and off more frequently than normal.
• A noticeable increase in energy consumption as the refrigerator struggles to maintain the proper temperature.

This OEM GE part can also be used on Hotpoint, RCA, and Kenmore/Sears appliances.

The Overload PTCR Combo is an OEM part for GE refrigerators. It is designed to protect the compressor from electrical overload, ensuring reliable performance and extending the life of the appliance. This part combines the functions of a positive temperature coefficient resistor (PTCR) and an overload relay.

Causes of a bad overload PTCR combo can include electrical surges, wear and tear over time, or internal component failure. A malfunctioning overload PTCR can lead to compressor issues and inefficient cooling.

Symptoms of a bad overload PTCR combo include:

• The refrigerator not cooling properly
• The compressor not starting or frequently cycling on and off
• Unusual clicking noises from the compressor area
• The refrigerator running continuously without cooling effectively

This GE replacement part is also compatible with Hotpoint, RCA, and some Kenmore models.

This is a replacement screw used to secure appliance components and panels so parts stay properly attached for safe operation. It's a direct-fit fastener matching OEM form and function. What it does

• Secures panels, trim, or internal components to prevent rattling or gaps
• Restores factory attachment where a screw is missing or stripped
• Helps maintain proper alignment of housing and service access
• Suitable when repair requires original-fit fasteners

• Disconnect power or unplug the appliance before servicing to avoid shock
• Use the matching screwdriver or bit to avoid stripping the head
• Thread carefully and avoid overtightening to prevent damage to threads or plastic parts
• Keep removed screws organized; replace only the screws that match the original locations

This factory screw secures brackets, panels, and internal components so assemblies stay tight and aligned. Replace a missing or damaged fastener to eliminate rattles, looseness, and misaligned parts. What it does:

• Fastens components, panels, hinges, or brackets to the appliance frame
• Helps maintain proper alignment and a solid, rattle-free fit
• Replaces stripped, rusted, or missing hardware
• Can address vibration noises and loose assemblies

• Includes 1 screw

• Unplug the appliance and shut off water before servicing
• Wear gloves; sheet-metal edges can be sharp
• Start threads by hand to avoid cross-threading; use the appropriate driver
• Tighten snugly—do not overtighten to prevent stripping

Specs: 8-32 ca hxw 1/2