Skip to content
Open 24 hours · No overtime charge nights, weekends or holidaysServing 20 miles around Ypsilanti, MI · Flat-rate pricing

AC Installation & Replacement in South Lyon, Michigan

South Lyon is about 30 minutes from our shop in Ypsilanti. A new central air system sized to your house, matched to your furnace, and installed by the owner. Free estimates, flat-rate pricing, and an honest word first about whether you need one at all.

From the the Dixboro Road edge side of South Lyon out toward Lake Angela, we have replaced enough central air systems to know the common surprises: line sets run through finished basements, condensers tucked under decks with no clearance, panels on DTE Energy service that were full before the AC was ever added. A South Lyon estimate from Temprasure covers all of that before you sign anything, because the price we quote is the price you pay. We handle the Oakland County permit and inspection, recover and haul away the old equipment, and commission the new system on a running cycle rather than leaving when the fan spins.

South Lyon houses and what that means for ac installation

South Lyon's housing covers the full range from Victorian to brand new. The downtown blocks off Lafayette and the streets behind the depot are 1880s to 1920s frame two-stories and bungalows on Michigan basements, with retrofitted ductwork and a furnace in whatever corner of the basement had headroom. The 1950s and 60s ranches along Pontiac Trail and Nine Mile are on block basements or crawlspaces with single-return systems. Colonial Acres is 1970s and 80s ranch-style condos and small houses with compact furnaces and water heaters in closets, serving an older population that needs reliable heat. The big block of housing is the 1995 to 2015 subdivisions, such as Trotters Pointe, Hidden Creek and Eagle Heights, colonials on poured basements with 80 percent furnaces and R-410A condensers from the first years of that refrigerant, now coming up on replacement. The newest township builds have two systems and zoning. Water heaters in the subdivisions are 50-gallon or power-vented gas units, and 200-amp service is standard there, unlike the downtown blocks.

Placement matters more in South Lyon than people expect. The 1880s–1940s depot-town houses and 1990s–2010s subdivision colonials here often have condensers wedged into a side yard with 12 inches to the siding, under a deck, or next to the dryer vent, where they recirculate their own hot exhaust and run hotter than they should. On a replacement we look at where the unit sits, whether the pad has sunk into the clay soil common across Oakland County, and whether a short relocation would buy the new system a longer life. Moving a condenser a few feet and re-running the line set is often cheap relative to the equipment, and it is the kind of thing we bring up during the free estimate at a 48178 address rather than reusing a bad spot because it is easier.

South Lyon sits 20 miles from our shop, close enough that a no-cooling call near Downtown South Lyon on Lafayette Street or the Huron Valley Trail is often answered within hours. The 1880s–1940s depot-town houses and 1990s–2010s subdivision colonials that dominate the housing here were built for furnaces, with central air added later on ductwork sized for heating, and that history shows up as frozen coils and short-cycling compressors every July. We check static pressure on every South Lyon cooling call because fixing the airflow is what keeps the next capacitor from dying. DTE Energy heats most of these homes; DTE Energy powers the condensers, and both matter when we size a replacement.

Local details we plan around in South Lyon

  • Downtown houses from the 1880s to 1920s often have 60-amp or 100-amp panels and limited side-yard clearance, both of which shape how central air gets added.
  • Some Lyon Township addresses north and east of the city are on Consumers Energy gas rather than DTE, which matters for rebate paperwork and service accounts.
  • The city of South Lyon handles mechanical permits inside the city limits, while Lyon Township addresses go through the township, and we pull the right one for each job.
  • South Lyon sits on rolling ground at the edge of the lake country, with the Huron River's tributaries and Lake Angela adding humidity to the low spots and the open farmland toward Salem Township letting winter wind through. The city is far enough north and west to see a bit more snow than Ypsilanti, and clear-night lows run colder than the Wayne County suburbs. The old downtown has heavy tree cover; the subdivisions mostly do not, and west-facing second floors there run hot in July.
30 mindrive from our Ypsilanti shop
20 miinside our 20-mile radius
24 hrssame flat rate, any hour
48178ZIP codes we cover in South Lyon

What South Lyon homeowners call about

Uneven cooling you cannot fix

Second floors that run 8 to 10 degrees hotter than the first are often a duct and staging problem a new two-stage or variable-speed system can address along with duct corrections.

The house never feels dry

An oversized or worn-out system that short cycles cannot dehumidify. If the thermostat says 72 and the house feels sticky, the system is wrong for the house.

You are adding central air for the first time

Plenty of pre-war homes in Ypsilanti and Ann Arbor still cool with window units. If the house has a forced-air furnace, a coil and condenser can usually be added to the existing ducts.

An old corroded evaporator coil next to a brand-new coil with a TXV
A corroded evaporator coil that had been leaking refrigerant, beside its replacement with a new TXV.

Covered on a South Lyon visit

  • Recovery and disposal of the old refrigerant and equipment
  • New composite condenser pad, set level
  • Rebate and tax-credit documentation for qualifying equipment
  • New filter drier, deep vacuum to 500 microns, weighed-in R-454B charge
  • Manual J load calculation sized to your actual house
  • Full commissioning: airflow, subcooling, superheat, temperature split

How a ac installation call works

  1. Free in-home estimate

    Al walks the house, measures rooms and windows, checks the furnace, blower, ductwork, electrical panel and the existing line set, and asks how the house actually behaves in July.

  2. Permit and scheduling

    We pull the mechanical permit with your city or township, order the equipment, and set an install date. Most straightforward replacements are a single day.

  3. Inspection and warranty registration

    We meet the inspector, register the equipment so the full manufacturer's parts warranty applies, and hand you the DTE rebate and 25C paperwork if the system qualifies.

Reviews from nearby homeowners

★★★★★

Al was great! I had no A/C on the hottest day of the year and I was able to diagnose it to a failed capacitor. I was calling for the part and no one had stock. I spoke with Al and he was able to help me within an hour — came out, installed and rolling same day. Al is a great guy, highly recommend.

JE W. · Google review, 2026

AC Installation questions from South Lyon

Do you pull the permit for an AC installation in South Lyon?

Always. We file the mechanical permit with the South Lyon building department or Oakland County as applicable, schedule the inspection, and meet the inspector. The permit is included in the quoted price.

Can you install central air in an older South Lyon house that has never had it?

If the house has a forced-air furnace, yes. Many of the 1880s–1940s depot-town houses and 1990s–2010s subdivision colonials in South Lyon are good candidates: we add a coil above the furnace, run a line set to a new condenser and add the electrical circuit. If the house heats with a boiler, we will talk through what is realistic.

Is an AC estimate in South Lyon really free?

Yes. The in-home estimate for a new or replacement air conditioner anywhere in South Lyon, MI is free and carries no obligation. We measure, inspect the furnace, ducts and electrical, and leave you a written flat-rate quote.

How long does an AC replacement take in South Lyon?

A like-for-like condenser and coil replacement is usually one day. If we are also replacing the furnace, running a new line set or upgrading the electrical, plan on a day and a half to two days. We tell you before we schedule.

Should I choose a single-stage or two-stage air conditioner for South Lyon humidity?

For most South Lyon homes larger than a small ranch, a two-stage system is worth considering because it runs longer on low and pulls more moisture out of the air. For a compact house with good ductwork, a right-sized single-stage unit is a sound choice.

Serving every part of South Lyon

A new air conditioner for a South Lyon, MI home is one of the bigger purchases you will make for the house, and it deserves a careful estimate and an installer who answers the phone afterward. Al is about 30 minutes away in Ypsilanti, the estimate is free, and the quote covers equipment, coil, permit, disposal and startup as one price. Call for a free, no-pressure estimate and an honest read on sizing.

Neighborhoods and areas we run to regularly: Trotters Pointe, Hidden Creek, the Dixboro Road edge, Lake Angela, the Pontiac Trail corridor, Wellington Village, and the rest of South Lyon.

AC Installation & Replacement in South Lyon, quoted before we start

Call or text (313) 701-9471. South Lyon is a 30-minute run for us and we are open around the clock.

Call now Text us Email