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AC Repair

AC REPAIR IN LEHI — SAME-DAY, BUILDER-GRADE TO VARIABLE-SPEED

AC blowing warm? Tripping the breaker? Variable-speed unit stuck in full-stage mode? Smart thermostat fighting the dampers? Our Lehi crew diagnoses every brand and config — same-day during business hours, 45–75 minute dispatch in heatwaves.

4.8 · 3132+ reviews24/7 emergency responseLicensed & insured
Valley Plumbing HVAC technician checking manifold gauges on an outdoor AC condenser at a Lehi home in Holbrook Farms
  • 4.8★ on Google

    3,132+ reviews

  • 24/7 Emergency

    60–90 min dispatch

  • Licensed & insured

    Utah plumbing contractor

  • 5 Utah counties

    50+ cities served

  • Flat-rate pricing

    Quoted before we start

Overview

What actually fails on Lehi cooling systems

Most AC repair calls in Lehi follow a different distribution than older parts of the valley. The classics still happen — capacitor, contactor, dirty coils, low refrigerant from a leak, condensate drain float-switch lockouts. But Lehi adds a layer most other markets don't have: builder-grade installs from 2010–2015 hitting their first failure window with cheap zone-damper actuators that fail silently, smart-thermostat C-wire issues that look like AC problems, variable-speed inverter boards that throw cryptic fault codes nobody on the truck knows how to read, and undersized return ductwork choking newer high-MERV media filters and freezing coils.

Our techs run a full diagnostic in 15–25 minutes — longer on dual-zone and variable-speed systems because there's more to test. You see the readings. You get the flat-rate quote before any part comes off the truck. If the right call is "this 12-year-old builder unit needs replacement, not a $1,800 patch," we tell you that on-site instead of running up the bill.

Lehi summers also push systems hard. Sustained 95°+ daytime temps mean compressor runs of 10–12 hours straight. Stronger wind gusts off the Wasatch on Traverse Mountain bench-side homes mean more cottonwood, dust, and pollen hitting outdoor coils. Constant new construction across Cold Springs Ranch, Ivory Ridge, and Holbrook Farms expansion adds dust to indoor coils faster than older neighborhoods. All of that compounds on a system that wasn't built for it.

Common Lehi-specific repairs we handle

  • Capacitor replacement — most common failure across all systems, $185–$295, 30-minute fix
  • Contactor replacement — second most common, $245–$385
  • Damper actuator replacement — Lehi-specific, common on 2010–2015 builds. $185–$425 per actuator
  • Smart thermostat C-wire / control wire repair — $185–$385. Often misdiagnosed as a thermostat problem
  • Variable-speed inverter board diagnosis — Carrier Greenspeed, Trane CleanEffects, Lennox iComfort fault codes. $485–$1,250 for board, less for sensors
  • Fan motor (condenser or blower) — $485–$925 depending on unit
  • Refrigerant recharge + leak repair — $325–$1,100 depending on leak type
  • Evaporator coil cleaning — $225–$385, often paired with annual maintenance
  • Condensate pump or drain line clearing — $145–$285
  • Compressor replacement — $1,800–$3,400 (usually a replace-the-whole-unit conversation)

What Valley does differently

Every truck carries the top 25 most common Lehi repair parts — capacitors, contactors, fan motors in common sizes, control boards for major brands, damper actuators (Honeywell ARD, EWC ND, Zonex), and a rotating stock of inverter boards. That means most repairs finish the same visit. If your system is in marginal shape, we give you the honest math on repair vs. replace before you put $2,000 into a 14-year-old unit with two summers left.

Members of the Quality Service Club skip the regular queue on busy heatwave days, get 15% off the repair, and the after-hours surcharge waived on emergency calls. For dual-unit Lehi homes (common on Traverse Mountain or Skye Estates floor plans), the dual-unit membership covers both systems for $299/year.

Licensed Utah contractorOwn trucks, own crewsFlat-rate, quoted upfront

Free quote

Same-day AC repair quote in Lehi

Tell us what's happening — warm air, no start, breaker trip, zone wrong. We'll dispatch fast.

Or call now — (801) 341-4222

4.8

Google

24/7

Emergency

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  • FREE

    AC tune-up inspection with any repair

    One per Lehi household. Must mention at booking.

    Expires 12/31/2026

  • $50 OFF

    AC repair over $500

    Standard pricing. One offer per household.

    Expires 12/31/2026

Mention coupon when booking. One offer per household.

Warning signs

Signs Your Lehi AC Needs a Tech

Most AC failures show warning signs for days or weeks before full shutdown. If you're seeing these, don't wait for the breakdown on a 98° Saturday.

  • AC running but blowing warm or lukewarm air

  • House takes hours to cool to setpoint on 90°+ days

  • AC short-cycles — runs a few minutes, shuts off, repeats

  • Humming, buzzing, or grinding from the outdoor unit

  • Ice forming on the refrigerant line at the outdoor unit

  • Water pooling around the indoor air handler

  • Breaker for the AC keeps tripping

  • Variable-speed unit stuck running at full-stage instead of modulating

  • One zone always wrong — upstairs 12°F off, or basement freezing

  • Smart thermostat showing 'cooling' but no actual cool air

  • Power bill spiked with no change in settings

Peak summer

95°+ heatwave and AC out? Get in the Lehi queue now.

During peak heat we run extended crew rotations and priority-dispatch QSC members first. Don't wait for the first full day without AC — call at the first symptom.

Summer dispatch

24/7

Across Salt Lake, Utah, Davis, Weber, and Tooele counties.

The Process

How an AC Repair Visit Works in Lehi

Valley Plumbing HVAC technician replacing an AC capacitor at a Lehi home in Cold Springs Ranch

On the truck

Cable machine, jetter, and pipe camera — every call.

  1. Triage on the phone

    We ask a few questions — is it running, blowing warm, tripping breaker, making noise. Half the time we know the likely failure before the truck rolls. Lehi-specific: we ask if it's a dual-zone system and which zones are wrong.

  2. Full-system diagnostic

    Tech tests refrigerant pressure, capacitor, contactor, airflow, amperage draw, and thermostat call. For dual-zone systems, every damper actuator gets cycled. For variable-speed, the inverter board fault log gets pulled.

  3. Quote + authorization

    Flat-rate repair price before parts come out of the truck. If a $1,200 repair on a 14-year-old builder-grade system is dumb, we'll tell you.

  4. Fix and verify

    Parts on the truck = same-visit fix on 70% of calls. We verify cooling, airflow per zone, and pressures before leaving.

  5. Post-repair check

    Quality Service Club members get a free 30-day follow-up check to make sure the repair held.

Pricing

AC Repair Cost in Lehi

Flat-rate, quoted before any work starts. Peak-heat emergency dispatch adds $95–$150 (waived for QSC members).

Members save 15%Quality Service Club · $79/yr

AC diagnostic / service call

Low

$89

High

$129

Member

$76

$110

Waived if you do the repair

Capacitor replacement

Low

$185

High

$295

Member

$157

$251

Most common AC failure

Contactor replacement

Low

$245

High

$385

Member

$208

$327

Unit won't start or hums

Zone damper actuator replacement

Low

$185

High

$425

Member

$157

$361

Common on Lehi 2010–2015 builds

Smart thermostat C-wire / control repair

Low

$185

High

$385

Member

$157

$327

Often misdiagnosed as a thermostat replacement

Refrigerant recharge + small leak repair

Low

$325

High

$685

Member

$276

$582

R-410A, includes leak dye if needed

Refrigerant recharge + major leak repair

Low

$685

High

$1,400

Member

$582

$1,190

Evaporator or condenser coil leak

Condenser fan motor

Low

$485

High

$725

Member

$412

$616

Outdoor fan — usually audible failure

Blower motor (indoor)

Low

$485

High

$925

Member

$412

$786

ECM vs. PSC motor affects price

Variable-speed inverter board

Low

$485

High

$1,250

Member

$412

$1,063

Carrier Greenspeed, Lennox iComfort, etc.

Evaporator coil cleaning

Low

$225

High

$385

Member

$191

$327

Restores lost efficiency — paired with tune-up

Condensate pump / drain line clearing

Low

$145

High

$285

Member

$123

$242

When the float safety kicks AC off

Control board replacement (single-stage)

Low

$485

High

$875

Member

$412

$744

Intermittent shutdowns, no response

Member pricing reflects the Quality Service Club 15% repair discount. Service call fees are separate.

Pricing for 2026 residential Lehi work. Mountain-side access, large-tonnage commercial, and rooftop units priced separately.

Quality Service Club

Skip the bill. Skip the line.

For $79 a year, members get 15% off every repair, priority dispatch on every call, and a free annual drain and plumbing inspection — the same stuff we'd charge $195 for on a cold call.

  • 15% off repairs
  • Priority dispatch
  • Annual inspection
  • 24/7 service access
  • $25 referral bonus
  • Parts + labor warranty
Best value

Plumbing

$79/year

  • 15% off all plumbing repairs
  • Priority dispatch — skip the line
  • Annual drain piping inspection
  • Full home water-supply inspection
  • Tag on your emergency shut-off
  • $25 referral bonus
Join Plumbing

HVAC (1 unit)

$199/year

  • 15% off HVAC repairs
  • Priority dispatch on furnace or AC calls
  • Annual furnace + AC safety inspection
  • Thermostat calibration and battery swap
  • Outdoor condenser cleaning check
Join HVAC (1 unit)

Plumbing + HVAC

$258/year

  • Everything in both plans
  • Whole-home annual inspection
  • 15% off every service we offer
  • Priority dispatch across plumbing and HVAC
Join Plumbing + HVAC

Questions? Talk to a real human — (801) 341-4222

Cancel anytime. 1-year minimum.

FAQ

AC Repair FAQs in Lehi

Service calls run $89–$129 and are waived if you do the repair. The most common actual repair — a failed capacitor — is $185–$295. Most AC repairs fall between $200 and $700 total. Refrigerant work with a leak repair is higher, $325–$1,400. Damper actuator replacements (a Lehi-specific common one) run $185–$425. We quote flat-rate before any part comes off the truck.

Available Around the Clock

Emergency?
We answer 24/7.

Burst pipe, no heat, AC down? Real plumbers pick up — no answering machines. Valley Plumbing serves Salt Lake City and surrounding areas any time, day or night.

Licensed & Insured — Utah Plumbing Contractor

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