My cooling just quit
Walk through the symptoms, run a few safe checks, and know what a fair diagnosis looks like before the truck shows up.
Start AC repair triageDallas and Fort Worth homeowner guide
Make a confident call on your HVAC, before the weather makes it for you.
Whether your cooling or heat just failed, you’re weighing a replacement, or you already have quotes in hand, this guide walks you through it in plain English. No sales pressure. No answers hidden behind a form.
Straight answers first, no phone number required. Service options are clearly labeled when they appear.
Start where you are
Pick the situation that sounds like yours
Each path hands you something useful to act on before anyone asks for your contact info.
My heat is not working
Rule out gas, carbon-monoxide, fire, and electrical danger first, then document furnace, heat-pump, or backup-heat behavior.
Start no-heat triageI might need to replace
Weigh sizing, install quality, comfort, warranty, and how long you'll stay in the home, so you're deciding on facts, not a hunch.
Plan a replacementI've got quotes in hand
Put two written proposals side by side and catch the missing scope, fuzzy terms, and quiet exclusions before you sign.
Compare my quotesWhen safety comes first
Some problems can’t wait for a guide.
- Fire, smoke, or sparking: get everyone out and call 911.
- You smell gas: leave the house, then call 911 and your gas utility from outside.
- A carbon-monoxide alarm sounds: move everyone to fresh air and call 911.
- Water near live electrical equipment: stay back and get a qualified pro.
- Unsafe indoor temperature: relocate vulnerable occupants first.
Repair or replace, done right
There’s no magic rule. There’s your situation.
You’ve probably heard the “if the repair costs half a new system, replace it” line. It’s a starting point, not an answer. What actually matters: your warranty, whether the thing keeps breaking, comfort problems you live with, how long you plan to stay, and whether either option fixes the real issue.
Try the private repair-or-replace calculator (no contact info needed)Repair usually makes sense when
The problem’s a one-off, the diagnosis is solid, you’ve got useful coverage, and the system’s otherwise doing its job.
Slow down and gather facts when
The warranty, the scope, the sizing, or what actually failed still isn’t clear.
It’s worth pricing a replacement when
The breakdowns keep coming, comfort issues won’t quit, or a big repair still leaves other risks on the table.
Replacement decision center
Compare the system and the scope, not the sales pitch
DFW gas furnace replacement guide
Compare load, output, AFUE, staging, blower, cooling compatibility, ducts, venting, condensate, permits, and startup.
Plan a gas furnace replacementHVAC quote comparison tool
Score two proposals for how complete they are, then print the questions each one left unanswered.
Open the private toolHow to compare replacement quotes
Get every bid describing the same job: equipment, sizing, ducts, electrical, permits, startup, warranties, and financing.
Read the comparison methodQuestions to ask your installer
Turn vague promises into model numbers, real measurements, documents, and a name next to each responsibility.
Use the installer checklistSEER2 ratings in Texas
Know the Texas minimum, match the exact AHRI certificate, and understand what efficiency does and doesn’t tell you.
Understand SEER2Heat pump vs. AC in North Texas
Compare cooling, cold-day heating, backup, ducts, electrical needs, and utility rates for our climate.
Compare DFW setupsRepair or replace calculator
Weigh age, quote size, warranty, past failures, comfort, and how long you’ll stay, with no lead form in the way.
Use the decision toolMore to dig into
Compare parts, brands, and the proof behind a contractor
Go deeper with brand guides, component diagnosis questions, local verification resources, and printables you can use at home.
DFW heating decision center
Identify the system, triage no heat, interpret heat-pump defrost and backup heat, and prepare for freezes.
Open the heating guideDucts, insulation, and indoor air
Use DOE and EPA guidance to test duct leakage, assess attic insulation, plan air sealing, and choose ventilation or filtration without a one-product shortcut.
Open home performance guidesTrane-first brand guides
Start with Trane, then hold Lennox, Daikin, and Carrier to the same model, controls, warranty, and install standards.
Compare HVAC brandsComponent diagnosis guides
Know what should prove a compressor, coil, capacitor, or blower problem before you okay the work.
Browse repair guidesReplacement quote checklist
Line up model numbers, sizing, ducts, site work, startup, warranties, and financing in one structured worksheet.
Print the checklistNorth Texas maintenance calendar
Know what you can safely check yourself and what belongs to a pro each spring and fall.
Open the calendarTexas license and permit guide
Check TDLR records and your city’s requirements before you sign or work starts.
Verify the processUseful by design
Clear answers without the runaround
Check the source
Important claims link to government, industry, manufacturer, and documented local sources.
Compare the whole scope
Our guides focus on diagnosis, equipment, installation, warranties, and exclusions, not just the lowest number.
Use it privately
Guides, calculators, and printable tools work without an account or contact form.