Appliance guide

Dryer repair or replace: no-heat is often the cheap fix

Nov 16, 2026 · 7 min read

Dryers are forgiving machines: 13-year expected lifespan in the NAHB study, simple failure patterns, and a habit of breaking in ways that are cheap to fix. The genuine safety issue — lint — is also the cheapest "repair" of all. As always, age, the 50% rule and per-year math make the frame, and the calculator runs your numbers.

Key takeaways

Expected lifespan: 13 years (NAHB, Feb 2007); industry range 11–18.
"No heat" is usually the cheap class — thermal fuse, heating element, or (on gas) the igniter — not a death sentence.
"Won't tumble" means belt or rollers — a mid-range repair, very routine for a tech.
Slow drying is a vent problem first — restricted airflow wastes energy and is the fire-risk item; clean the duct before quoting anything.

What actually breaks on dryers

Runs but no heat: on electric dryers the thermal fuse (a safety part that trips on overheating — often pointing to a clogged vent), the heating element, or a cycling thermostat; on gas dryers the igniter or valve coils. Won't tumble: broken belt, worn drum rollers or idler — you'll often hear it before it fails. Takes forever: almost always airflow — lint filter, or the vent duct itself (crushed, kinked, or packed with lint). Screeching or thumping: rollers, glides or blower wheel. Dead controls: start switch, door switch, timer or control board — the pricier class. Gas dryers add combustion components, which are strictly licensed-tech territory.

Repair-cost realities

General appliance-repair cost guides put most repairs in the low hundreds, with a wide spread by part and region (Angi's overall appliance-repair coverage spans roughly $100–$400 for typical jobs, 2026). Dryer specifics: the thermal-fuse class is among the cheapest repairs in all of appliance-land, while control boards sit at the top. Because a like-for-like new dryer starts in the low hundreds of dollars, the 50% threshold is low — so get the quote first, then run it. Two or three quotes, described symptom, written estimates: the full method is in finding a good repair tech. And check the vent before anything else; a $0 duct cleaning has "fixed" many dryers that were quoted for elements.

The decision logic

Age: at 13 expected years (table), a 5-year-old dryer with a no-heat fault is an easy repair case. 50% rule: fuse/element-class repairs rarely breach half of a like-for-like replacement. Per-year math: a board-class quote on a 12-year-old dryer usually loses to replacement — few statistical years left. Cascade check: second breakdown inside a year on an older dryer tips to replace, same as washers. One more input people forget: if the matching washer just died, some households price the pair — that's a legitimate factor the 50% rule doesn't capture, which is exactly why the rule is framed as a rule of thumb, not gospel.

Safety lines

Lint is the fire risk: clean the filter every load and the vent duct regularly, and prefer smooth metal duct over plastic coils — fire services campaign on this annually. Unplug (or gas: shut off) before opening the cabinet for any reason. Gas-dryer igniters, valves and gas connections are licensed-technician work only; utility guidance says gas appliances should be serviced only by qualified service technicians. CO/combustion checks belong to pros too — see the DIY safety lines.

Sources

NAHB / Bank of America, Study of Life Expectancy of Home Components (Feb 2007), Table 1: electric dryers 13, gas dryers 13.
Mr. Appliance life-expectancy chart (industry ranges 11–18 electric, 11–16 gas) — mrappliance.com.
Angi appliance-repair cost coverage (2026): typical jobs ~$100–$400, method-level guidance.