Why Customers Skip the Service Call: New Research Maps the Psychology of Replace-Over-Repair

Here's a takeaway HVAC and appliance pros can use on Monday. A peer-reviewed study in Energy Research & Social Science dug into why homeowners skip the service call — and a recurring theme has little to do with sticker price. It's the doubt over whether the repair will actually stick.

The study, published in 2024, ran six interactive workshops with 44 Irish participants — focus-group discussions plus questionnaires, built around the EVIDENT serious game — to surface the reasoning behind replace-or-repair decisions on home appliances. This was qualitative research: it mapped how people talk and think about these choices, not a ranked tally of which factor "wins." Cost and time came up, as you'd expect. But one theme that ran through the discussions was outcome uncertainty — the nagging sense that paying a technician might buy a week of working appliance followed by the same breakdown and a second bill.

That theme reframes how shops should think about quoting jobs.

The Psychology the Study Surfaced

The research is qualitative, so it describes themes rather than ranking biases. Two stand out for anyone selling repairs.

The first is outcome uncertainty. Homeowners weren't just asking "what does this cost?" They were asking "will it hold, and for how long?" Doubt about the access to repair, the price, and the reliability of the fix recurred as a deterrent in the workshop discussions. When the outcome of a repair feels uncertain and the outcome of buying new feels guaranteed, people lean toward the sure thing — even when the math favors the fix.

The second is what behavioral researchers call "what you see is all there is" — a tendency to fixate on the most visible piece of information and treat it as the whole picture. In this study, that showed up as label fixation: people anchored on the prominent energy-rating label of a new unit while overlooking lifecycle expectations, water use, and running costs. The shiny new appliance looks like the greener, smarter buy, so the comparison never gets made honestly.

The takeaway for the trade: replacement often wins not because the customer ran the numbers and the numbers said replace, but because the numbers were never really the thing deciding.

That's a trade problem disguised as a consumer problem.

What It Means on the Truck

The study doesn't test shop tactics — it's a workshop study of how consumers reason. But its themes point at practical moves. The following are ServiceMag's own recommendations, drawn from the research's themes rather than stated as findings of the paper.

Flat-rate diagnostics, posted on the website, kill the "how much will this even cost to look at?" anxiety. Customers book faster when they already know the line item. Several large national brands have moved to fixed diagnostics in the rough $89-129 range for exactly this reason; regional shops are slower to adopt, which is a competitive opening.

Written repair guarantees do real work against the outcome-uncertainty theme. A one-year warranty on a compressor swap or a six-month warranty on a dishwasher control board converts a gamble into a guarantee. The customer isn't betting on the fix. The shop is.

Photo documentation of completed jobs, texted after the service call, reinforces that the work got done. Customers who see a picture of the replaced part and the cleaned-up install area tend to refer more. It sounds small. It isn't.

On messaging, the study offers a useful caution. It found that stronger environmental attitudes actually correlated with less willingness to seek repair, while stronger environmental skills and actions correlated with more — experiential know-how mattered more than green sentiment. The researchers also found that showing people the operating costs of a new appliance pushed them toward replacement, because it made the new unit's financial picture feel more certain than the repair's. So a simple "it's greener to repair" pitch is not a reliable lever, and a naive "look how cheap this new one is to run" framing can backfire on you. The practical read for shops: lead with the certainty and durability of the fix — "this repair buys you five more years" — rather than leaning on green guilt or on running-cost comparisons that flatter the new unit.

None of this is revolutionary. It's what good shops already do. But the research puts language to intuitions, and that's useful when training a new service advisor or rewriting the website copy.

For broader context, see our feature on AI-driven predictive maintenance for service businesses and right-to-repair laws heading into 2026.

Source

Delemere, E., & Liston, P. (2024). "Empowering consumers to repair: The utility and acceptability of a serious game to examine decision-making behaviour regarding home appliances in Ireland." Energy Research & Social Science, 109, 103428. https://doi.org/10.1016/j.erss.2024.103428

Plain-language summary of the study's behavioural findings: Delemere, E. (2024). "How we're tricked into buying new home appliances." RTÉ Brainstorm. https://www.rte.ie/brainstorm/2025/0606/1445211-home-appliances-repair-replace-behavioural-science-psychology/