Appliance extended warranties: comparing coverage and total cost

An extended warranty is a contract for specified repair risk, not a guarantee that every appliance problem is free. Best Buy’s major-appliance protection-plan material says a diagnosis fee may be refunded when a failure is covered by the manufacturer warranty or plan terms. Sears’ Protect FAQ says covered repairs have a 180-day workmanship guarantee, with the deductible waived when the same repair-related problem returns within that period, subject to exclusions. These are different providers and policies; compare the actual plan document attached to your purchase.

Put the contract beside the repair risk

Contract line	What to verify
Price	One-time or recurring charge, tax, and financing terms
Deductible	Amount per claim, visit, or replacement
Coverage start	Manufacturer warranty overlap and any waiting period
Failure scope	Parts, labor, sealed systems, cosmetic items, misuse, and power events
Outcome	Repair, replacement, cash, or store credit and who chooses
Limits	Claim count, maximum payout, authorization, and transferability

Sears’ separate plan FAQ describes a 180-day workmanship guarantee on covered repairs and excludes damage caused by service from another party. That detail matters if you hire a second technician after a failed repair. Best Buy’s plan material points readers to the plan’s terms for covered failures and diagnosis handling. Neither source supports a general claim that a plan always pays for every repair or replacement.

Overlap can make the first years less valuable

Check the appliance manufacturer warranty before buying additional coverage. If the plan starts while the manufacturer already covers a component, you may be paying for overlapping protection. Note the date, model, serial number, warranty duration, deductible, and exclusions. A refrigerator compressor, washer control, or ice maker may have different manufacturer terms than the rest of the appliance.

Self-funding is a valid comparison when you can absorb a diagnostic fee and a repair bill. Sears’ stated diagnostic policy of $100 to $150 for most appliances provides a named-provider example of that initial exposure; exact fees vary by service area and appliance type. Add likely parts, labor, delivery, and installation before deciding. Do not turn the Sears range into a national expected cost.

How to test the value

Write an explicit break-even calculation using the plan price + deductibles + uncovered work versus the repair and replacement costs you are actually willing to pay. Keep assumptions labeled. Include the probability that you will keep the appliance through the full term, the plan’s claim limits, and the chance that the provider replaces rather than repairs. Avoid assigning a probability without evidence; a simple scenario table is more honest.

Before purchase, download the terms, record the cancellation window, and ask who authorizes service. Confirm whether moving the appliance, using a non-approved repairer, or failing to maintain it affects coverage. Refrigerator repair gives a concrete repair comparison framework.

Sources and limits

• Best Buy Geek Squad Protection Plans for Major Appliances PDF — checked September 7, 2026; supports diagnosis-refund language when coverage applies; the document is older and plan terms can change, so obtain current terms at checkout.
• Sears Protect 180-Day Guarantee — checked September 7, 2026; supports the 180-day workmanship policy and exclusion for other-party damage; it does not price the plan or establish universal warranty terms.
• Sears appliance diagnostic fee FAQ — checked September 7, 2026; supports Sears’ provider-specific diagnostic benchmark; not an expected repair cost.