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Mark Johnson & Sons technician cleaning an air conditioner condenser coil during a Spring tune-up in North Louisiana

AC Maintenance

AC MAINTENANCE & TUNE-UPS IN NORTH LOUISIANA

A Spring tune-up before the Louisiana heat hits is the cheapest way to avoid a mid-summer breakdown. Coil, refrigerant, and electrical checks by a licensed tech.

(318) 319-0220

4.9 · 4,400+ reviews

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24/7 emergency responseLicensed & insuredServing North Louisiana since 1997
  • 4.9★ on Google

    4,400+ reviews

  • 24/7 Emergency

    60–90 min dispatch

  • Licensed & insured

    LA Master Plumber #1874

  • North Louisiana

    Ruston to Shreveport

  • Flat-rate pricing

    Quoted before we start

Reviewed by Mark Johnson & Sons' LA-licensed master plumber (#1874) Last updated July 2026

Overview

Catch the small stuff before the heat finds it

Almost every mid-summer AC failure we run in North Louisiana was preventable. A weak capacitor, a condenser coil caked with pollen and grass clippings, a refrigerant charge drifting low, a loose contactor burning its contacts — none of it fails in April when it's mild. It fails in late July when the unit is running twelve hours a day and every HVAC company in the parish is already booked solid. A Spring tune-up is where we catch that stuff cheap.

Mark Johnson & Sons has serviced North Louisiana cooling systems since 1997, and our maintenance visit is a real inspection — not a quick look and a sticker. A licensed tech goes through the whole system, hands you a written report on what they found, and quotes anything worth fixing flat-rate. No scare tactics, just the honest condition of your AC heading into the hardest season it faces.

What a tune-up actually does

  • Clears the condenser coil of the pollen, grass, and cottonwood that chokes efficiency every Louisiana Spring
  • Verifies refrigerant charge and pressures — low charge means a leak and a coil that'll freeze in July
  • Tests the capacitor and contactor under load, so a $150–$300 part gets caught before it strands you in a heat wave
  • Tightens electrical connections, checks motor amp draw, clears the condensate drain, and confirms the temperature drop across the coil

Why Spring, and why it matters here

The best time is early Spring, before the first stretch of 90-degree days. A tuned system cools faster, pulls humidity out better — which is half the comfort battle in a Louisiana summer — draws less electricity across a long cooling season, and lasts more years before it needs replacing. Many manufacturer warranties also require documented annual service, so skipping it can jeopardize a big-ticket compressor or coil claim down the road.

The Classic Membership advantage

The easiest way to never miss a tune-up is our Classic Membership at $189/year. It bundles a Spring AC tune-up and a Fall heating tune-up — two HVAC visits — with an annual plumbing and drain check-up, 15% off any HVAC or plumbing repair, priority front-of-line scheduling when the heat wave hits, and an after-hours discount. There's no auto-renew, and most homes come out ahead versus buying the visits separately. Add $89 per additional HVAC unit.

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

Free quote

Book your Spring AC tune-up

Beat the July rush. A licensed tech gives your system a full inspection and a written report — book a one-time visit or lock it in with the Classic Membership.

Or call now — (318) 319-0220

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Quote

Current coupons

View all
  • $89

    Single AC tune-up

    One system. Additional units discounted same visit.

    Expires 12/31/2026

  • $189/YR

    Classic Membership — two tune-ups + plumbing check

    No auto-renew. +$89 per additional HVAC unit.

    Expires 12/31/2026

  • 15% OFF

    Any repair found during your tune-up

    Classic Members. Quoted flat-rate first.

    Expires 12/31/2026

Mention coupon when booking. One offer per household.

Warning signs

Signs Your AC Is Overdue for a Tune-Up

If it's been more than a year — or you're seeing any of these before summer — get it serviced before the heat exposes it.

  • It's been over 12 months since the last professional service

  • The house is slower to cool down than it used to be

  • Rooms feel humid or sticky even while the AC runs

  • Summer electric bills have crept up year over year

  • The outdoor unit is caked with pollen, grass, or leaves

  • You hear new rattles, buzzing, or short-cycling

  • The system has never been serviced since it was installed

  • You want to protect the manufacturer warranty (many require annual service)

Mark Johnson & Sons technician completing an AC maintenance report for a North Louisiana homeowner

Classic Membership

One plan covers your Spring tune-up every year.

For $189/year the Classic Membership bundles a Spring AC tune-up, a Fall heating tune-up, and an annual plumbing check — plus 15% off repairs and priority scheduling when the heat wave hits. No auto-renew.

(318) 319-0220

Two tune-ups + plumbing check

$189/yr

Across Ruston, Monroe, Shreveport, Bossier City, and North Louisiana.

The Process

What a Spring AC Tune-Up Includes

Mark Johnson & Sons technician checking refrigerant pressures during an AC maintenance visit in North Louisiana

On the truck

Professional tools, parts, and diagnostics — every call.

  1. Coil cleaning

    We clean the outdoor condenser coil — the biggest cause of lost efficiency in North Louisiana, where pollen and grass clog it every Spring — and check the indoor evaporator coil for buildup.

  2. Refrigerant & pressure check

    We verify the refrigerant charge and operating pressures. Low charge means a leak and lost cooling; we flag it before it freezes the coil or burns out the compressor in July.

  3. Electrical & component test

    We test the capacitor and contactor under load, tighten connections, and check the motors and amp draw. A weak capacitor caught in Spring is a $200 fix — not a dead unit in a heat wave.

  4. Airflow, drain & controls

    We clear the condensate drain line so it doesn't clog and overflow, check the filter and airflow, calibrate the thermostat, and verify the temperature drop across the coil.

  5. Written report

    You get an honest write-up of the system's condition and anything worth watching. If we find something, you get a flat-rate quote — no pressure, no scare tactics.

Pricing

AC Maintenance Cost in North Louisiana

A one-time tune-up is a la carte, but the Classic Membership is the better value for most homes — it bundles the Spring AC tune-up with a Fall heating tune-up and an annual plumbing check, and takes 15% off any repair we find.

Members save 15%Classic Membership · $189/yr

Single AC tune-up (one-time)

Full inspection, coil clean, and written report

Standard

$89$149

Member · save 15%

$76$127

Second system (same visit)

For homes with two AC units

Standard

$69$99

Member · save 15%

$59$84

Classic Membership (per year)

Spring AC + Fall heating tune-ups, plumbing check, 15% off repairs

Standard

$189$189

Member · save 15%

$161$161

Condenser coil deep clean (add-on)

Heavily clogged coils needing a chemical clean

Standard

$145$325

Member · save 15%

$123$276

Capacitor replacement (if needed)

Members get 15% off any repair we find

Standard

$150$350

Member · save 15%

$128$298

Contactor replacement (if needed)

Worn contacts caught before they strand you

Standard

$150$300

Member · save 15%

$128$255

Refrigerant recharge (if low)

Low charge means a leak — we find it first

Standard

$250$650

Member · save 15%

$213$553

Condensate drain clear & treat

Prevents the clog that overflows and shuts the unit down

Standard

$95$175

Member · save 15%

$81$149

Mini-split deep clean

Blower wheel and coil, where mold builds in humid air

Standard

$175$350

Member · save 15%

$149$298

Member pricing reflects the Classic Membership 15% repair discount. Service call fees are separate.

Ranges reflect 2026 North Louisiana residential work. The Classic Membership is $189/year with no auto-renew. Repairs found during a tune-up are quoted flat-rate before any work begins.

Classic Membership

One plan. Whole-home peace of mind.

For $189 a year, members get 15% off every HVAC and plumbing repair, two complete HVAC tune-ups, a free plumbing and drain check-up, and priority scheduling on every call.

  • 15% off repairs
  • Priority scheduling
  • 2 HVAC tune-ups/yr
  • After-hours discounts
  • $25 savings certificate
  • Guaranteed flat-rate
Best value

Classic Membership

$189/year

One flat yearly price covers your whole home — everything listed, no per-visit fees, no surprises.

Questions? (318) 319-0220

Cancel anytime · 1-yr min

FAQ

AC Maintenance FAQs

Early Spring — before the first run of 90-degree days. That's when we can catch a weak capacitor, a dirty coil, or a low refrigerant charge cheaply, instead of during a July breakdown when every HVAC company in the parish is slammed. If you missed Spring, it's still worth doing anytime; a tuned system cools better and uses less power all summer.

Available Around the Clock

Emergency?
We answer 24/7.

Burst pipe, water heater out, sewer backup? Real plumbers pick up — no answering machines. Mark Johnson & Sons Plumbing serves North Louisiana any time, day or night.

(318) 319-0220

LA Master Plumbing #1874 · Backflow Cert #28131 · Master Natural Gas Fitter #LMNGF9062 · State Contractors #35794

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