AC repair or replace in Garland, TX is a decision about age, refrigerant, failure type and cost over the next several years. A system with one inexpensive part failure is a repair. A system with a leak, an R-22 label, a compressor failure and a long repair history is a candidate for replacement. Use Call Now when you want both options priced and you will be connected with an independent HVAC contractor serving 9 ZIP codes around Garland.
Factors that tip the decision
| Factor | Leans repair | Leans replace |
|---|---|---|
| Repair history | First problem | Repeated problems in recent years |
| Failure | Capacitor, contactor, fan motor, thermostat | Compressor, evaporator coil or condenser coil |
| Age | Under about 10 years | Over about 12 to 15 years |
| Warranty | Parts still covered | Warranty expired |
| Comfort and bills | System cools well and bills are steady | Uneven rooms and rising bills |
| Refrigerant | R-410A and good condition | R-22 with a leak |
A rule of thumb to test, not follow blindly
A rule some contractors use multiplies the system's age by the repair figure and compares the result with a replacement figure. Treat it as a way of thinking, not a law. Ask for the numbers behind any recommendation, and ask what else is likely to fail soon.
What to compare besides the first price
- Expected life of the repair and the new parts
- Permit, ductwork and electrical work that a replacement may need
- Efficiency, comfort and noise of a new system
- Warranty on parts and labor
- Refrigerant availability and servicing for the future
Getting a second opinion
Get a second opinion before a major repair or replacement. Tell both contractors the same things, ask each for a written scope with equipment size and load calculation, then compare them line by line.
HVAC terms explained
- Superheat and subcooling: readings that show whether the refrigerant charge is correct
- Condensate drain: the line that carries moisture out of the house
- Contactor: the switch that sends power to the outdoor unit
- Condenser coil: the outdoor coil where heat is released
- EPA Section 608: the certification required to handle refrigerants
- Capacitor: stores charge to start and run the compressor and fan motors
- Static pressure: a measure of airflow resistance in the ducts
- Evaporator coil: the indoor coil where refrigerant absorbs heat from the air
Myths and facts
- Myth: a bigger AC is always better. Fact: oversizing causes short cycling and humidity problems.
- Myth: closing vents saves energy. Fact: it raises duct pressure and can cause leaks and noise.
- Myth: set the thermostat very low to cool faster. Fact: the AC cools at a steady rate and just runs longer.
- Myth: maintenance is optional. Fact: dirty coils and weak capacitors cause many summer failures.
- Myth: refrigerant is used up. Fact: low refrigerant means a leak.
Ducts, airflow and comfort
Comfort depends on airflow as much as on cooling capacity. Leaky ducts, undersized returns and blocked registers cause hot rooms even when the system is sound. A technician who measures static pressure and airflow, not just refrigerant pressures, will find these problems.
A checklist for this week
- Write down any noises or smells
- Clear the outdoor unit of debris
- Inspect the drain line outlet and the area around the air handler for water
- Replace the filter and note the date
- Book a tune-up if it has been more than a year
- Test the thermostat and schedule
What shapes the written scope
Two AC calls that sound alike can be very different jobs. The written scope should say what the technician found and which of these factors applied.
Have the provider show the diagnostic and the repair as separate items, and list any parts, labor or follow-up that are left out.
- Access to the air handler in the attic or closet and to the outdoor unit
- Whether the fault is an electrical part, an airflow problem, a refrigerant leak or a drainage problem
- Whether the ductwork, return air or thermostat contributes to the problem
- The age, tonnage and refrigerant type of the system
- Warranty status of the parts and whether the equipment is registered with the manufacturer
Safety and rules to know
Three hazards share one machine in an air conditioner: high-voltage electricity, pressurized refrigerant and moving parts. Opening electrical panels, bridging contactors and adding refrigerant are not jobs for homeowners, and capacitors can keep a charge after the power is off.
Certification under EPA Section 608 is required in the United States for anyone buying or handling refrigerant, which must be recovered instead of vented. Request the technician's certification and confirm the contractor's licence through Texas Department of Licensing and Regulation (A/C contractor license).
Questions to ask before approving a repair
- What failed, how did you confirm it and can you show me the part or the reading?
- What are my options: repair now, repair and monitor, or replace?
- Will you give me the findings and the scope in writing before work starts?
- How old is the system and which refrigerant does it use?
- Is this the cause or a symptom of something else, such as low airflow or a leak?
Prepare your Garland home before the technician arrives
- Check that the outdoor disconnect and the breaker are on, but do not open electrical panels
- Replace or check the filter, and clear furniture from the return grille and the air handler
- Set the thermostat to cool and note what it shows and what the house temperature is
- Clear weeds, leaves and debris from around the outdoor unit
- Write down the sounds, smells, leaks or ice you have noticed, and when
When to call a professional
Pick up the phone if the system will not start, if ice or water shows up, if the same problem comes back after your own checks, if you hear grinding or banging, or if anyone at home is vulnerable to heat or cold. Call Now at the top of the page puts you through once you describe what the system is doing: an independent HVAC contractor covering your ZIP code confirms the address and diagnoses the system in person.
What this means for a home in Garland
Dallas County suburb of roughly 250,000 east of Dallas, next to Lake Ray Hubbard and Rowlett. Summers regularly reach the upper 90s and 100s, so AC runs almost continuously from June to September.
Housing from the 1960s to the 1980s often has attic ductwork and older systems, including R-22 era equipment. Clay soil can shift and tilt condenser pads. Use these local details when you compare advice, and ask any technician how they apply to your system and your house.
Getting help in Garland and nearby cities
Air Conditioning Repair Garland connects you with independent HVAC contractors covering 9 ZIP codes in Garland, Texas: 75040, 75041, 75042, 75043, 75044, 75045, 75046, 75047, 75049. Requests also reach providers serving Rowlett, Sachse, Richardson, Plano and Wylie. Coverage is confirmed address by address.
Use Call Now at the top of the page and describe what you found. The contractor confirms your address, inspects the system and puts the scope in writing.
Keep reading
Related pages for Garland homeowners: AC Not Cooling? 12 Causes and Fixes; Frozen AC Coil: Why It Happens and What to Do; What Size AC Do You Need? Tonnage and Load Calculation; Summer HVAC Checklist for Garland. For the area list, see the service areas page.
Common questions about AC repair or replace? a decision guide for garland
How long does an AC last?
Often 12 to 15 years, longer with good maintenance and shorter in harsh environments.
Is it worth repairing a 10-year-old AC?
Often yes for a simple part. For a major failure, compare repair and replacement.
Should I replace my R-22 system?
Often, when it leaks. The technician can compare the options.
Can I replace only the outdoor unit?
Mismatched equipment often performs poorly. Ask the contractor about matching the coil.
What if I plan to sell the house?
A working system matters, but replacement may not be needed. Ask a real estate professional.
How do I know the quote is fair?
Line up the scopes, the equipment, the warranties and the load calculation.