Air Conditioning Services Oshawa
Is your home overheating in the summer? Stuck with an aging AC that can’t keep up—or worse, no AC at all? Don’t sweat through another heatwave. Limcan Certified delivers fast, professional air conditioning service in Oshawa. When your system breaks down, our air conditioning repair service team is ready to respond the same day and get your home cool again. Whether you need to replace an old system, install a new one, or fix a malfunctioning unit, we make the process simple and stress-free.

Why Choose Limcan Certified for Your Air Conditioning Service & Repair?
Experiencing AC issues in Oshawa? Whether your system is blowing warm air or making strange noises, Limcan Certified offers fast, expert air conditioning repair service with same-day response. Call today!
Fast, Reliable Air Conditioning Service
When your AC gives out, we don’t waste time. Our Oshawa-based team shows up fast to restore your comfort. Whether it’s a power issue, lack of airflow, or a system that won’t turn on, we’ll fix it quickly.
Expert Technicians, Proven Experience
Not all air conditioning services are created equal. Poor installs and skipped maintenance can lead to breakdowns and high bills. Our licensed technicians specialize in air conditioning service & repair, working with all major brands to keep your system efficient and reliable.
Our Service Guarantee
Other companies disappear after installation. We stand behind every job. If your new AC underperforms, we’ll make it right. If it fails within the first year, we’ll address it within 24 hours—or pay you $1,000. That’s service without surprises.
Common AC Problems: When to Repair vs. Replace
Knowing when to repair or replace your air conditioner can save you from costly mistakes. Here are some signs that it’s time to call in the pros for air conditioning service & repair or a full upgrade.
Signs You Need a New AC System
Inconsistent Cooling & Poor Airflow
If your home has hot spots, weak airflow, or a system that can’t handle summer heat, it may be improperly sized or simply worn out. Improper installation often leads to years of discomfort and inefficiency.
High Energy Bills
As systems age, they lose efficiency. If your energy usage is steady but your costs are rising, your AC might be working too hard and using more electricity than it should.
Strange Noises or Odours
Banging, grinding, or buzzing noises could signal serious mechanical issues. Musty smells might point to mould buildup inside the unit, impacting both performance and air quality.
Fixable AC Issues with Air Conditioning Service & Repair
Thermostat Issues
Your cooling problems might be caused by an outdated or malfunctioning thermostat. A recalibration or replacement is often all that’s needed to restore full control.
Refrigerant Leaks
If your unit is blowing warm air, a refrigerant leak could be the issue. We’ll locate the leak, seal it, and safely recharge your system so it cools effectively again.
Electrical or Sensor Issues
Unsure whether to repair or replace? Our experienced technicians will inspect your system and give you fair guidance based on performance, age, and cost.
What’s Included in Our Air Conditioning Services
Step 1: System Assessment and Customized Air Conditioning Solutions
Every job starts with a complete system evaluation. We assess your home’s square footage, duct layout, and insulation levels to determine what solution fits best. Whether you need a new AC system or a repair, we’ll give you good advice and a tailored plan.
Step 2: Professional Installation & Reliable Repairs
We follow industry best practices to install or repair your system properly. From precise unit sizing to duct sealing and refrigerant checks, our team ensures everything works as it should. For repairs, we diagnose the problem and use top-quality parts for a lasting fix.
Step 3: Performance Testing & Optimization
Before we leave, we run your system through a full diagnostic, testing airflow, cooling output, and efficiency. Our goal is to leave your home cooler and your energy bills lower.
Step 4: Ongoing Air Conditioning Service & Repair
We offer maintenance and regular checkups to extend your system’s lifespan and prevent future breakdowns. Whether it’s a new install or a tune-up, we’ll keep your AC working year after year.
Frequently Asked Questions About Air Conditioning Service
Need reliable air conditioning service in Oshawa? Contact Limcan Certified today. With quick response times, experienced technicians, and guaranteed work, we’ll keep your home cool all summer long.
What Maintenance Does a New AC System Require?
Annual service is key. We inspect refrigerant levels, clean coils, check components, and change filters to ensure smooth operation. Clearing debris from the outdoor unit and replacing filters regularly also improves air quality and performance.
How Much Does Air Conditioning Repair Cost?
Minor fixes—like a thermostat replacement—are usually affordable. Major repairs, such as refrigerant leaks or compressor failure, may cost more. We provide clear, upfront estimates and help you weigh the cost of repair vs. replacement.