C90370751 — Unknown Part Number: How to Identify the Part and Replace It

Understanding the Problem

Brief explanation: I couldn't locate a definitive manufacturer listing for the part number C90370751 without the appliance brand and model. Many appliance part numbers are maker-specific and identical or similar numbers can refer to different components depending on brand and model. To help you effectively, first identify the appliance and the part's location, then confirm function and compatibility. Step-by-step diagnostic and identification steps: 1. Locate the appliance model number: find the appliance's model & serial sticker (common locations: inside door frame of washers/dryers/ovens, top or side edge of fridge doors, behind kickplates or on the back panel). Write down the full model and serial. 2. Photograph the part in place: take clear photos showing (a) the part in situ, (b) any labels or stamping on the part, and (c) the surrounding area and connectors. A close-up of any labels helps. 3. Note part location and function: describe where the part is (control panel, motor area, water inlet, door latch, thermostat, etc.) and what symptoms led you to suspect it. 4. Cross-check parts diagrams: use the appliance model to look up the exploded parts diagram on the manufacturer's parts site or retailer (e.g., Whirlpool, GE, Frigidaire, Maytag). Search that site for C90370751 and for the appliance model's parts list to find matching part numbers. 5. Test the suspected part (when possible): for electrical components, use a multimeter to check continuity, resistance, or expected voltages. For mechanical parts, check for physical damage, excessive wear, broken mounts, or seized bearings. 6. Confirm compatibility before ordering: once you find the part in a diagram, confirm the part number, revision, and any required harnesses or screws. Some parts have multiple variant numbers. 7. Plan the repair and order the correct part: get the genuine OEM part or a high-quality equivalent and any additional fasteners, gaskets, or connectors recommended by the diagram. Basic replacement steps (general template for most replaceable parts): 1. Safety first: unplug the appliance or switch off its circuit breaker. For gas appliances, turn off the gas supply and shut the gas valve. 2. Remove access panels: use appropriate screwdrivers or nut drivers to remove panels that give access to the part. Keep track of screws and where they go. 3. Document connections: before disconnecting wires or hoses, take photos and label harnesses and hoses with tape so you can reconnect them correctly. 4. Remove the faulty part: detach any mounting screws, clips, and electrical connectors. For hoses, have towels ready to catch water. 5. Compare old vs new: verify the new part matches the removed one (mounting points, connectors, wire colors, plug orientation). 6. Install the new part: transfer mounts, connectors, and gaskets. Re-tighten screws to secure the part without overtightening plastic threads. 7. Reassemble and test: replace panels, restore power/gas, and run a short test cycle to confirm the problem is fixed and there are no leaks or error codes. Safety note: If you cannot identify the part or are unsure about electrical wiring, gas lines, or sealed-system work (refrigerators/air conditioners), do not proceed—stop and provide the appliance brand, model, and good photos or contact a qualified appliance technician. Working on live circuits or gas appliances without experience is hazardous.

Common Symptoms

Varies by component — typical symptoms prompting part lookup include error codes, appliance not starting, noisy operation, leaks, no heat, or controls not responding.

Common Causes

• Unable to identify part without appliance brand and model information
• Part number may be manufacturer-specific or a subassembly number requiring cross-reference
• Physical damage or wear to the part causing the appliance symptom (electrical failure, mechanical break, seal/gasket failure)

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.

Frequently Asked Questions