Professional AC Maintenance Plans
Keep your home cool, efficient, and worry-free all summer long. We offer AC Maintenance Plans designed to prevent breakdowns, improve cooling performance, and extend the lifespan of your system.
Whether your AC is a year old or well past the 10-year mark, routine maintenance keeps it running smoothly and helps avoid costly repairs when temperatures rise.
Limited Time Offer
Save on your next cooling service. Check out our current promotions!
Why Enroll in an AC Maintenance Plan?
Improve Energy Efficiency
A well-maintained AC cools faster and uses less electricity, lowering summer energy bills.
Prevent Costly Breakdowns
Plan members catch issues early, reducing the risk of surprise failures on the hottest days.
Extend System Lifespan
Regular maintenance prevents wear and tear, helping your AC operate reliably for years.
Enhance Safety & Reliability
Inspections help detect electrical issues, refrigerant leaks, and other safety concerns.
Enjoy Member-Only Benefits
Get priority scheduling, faster response times, and exclusive discounts on repairs.
Why Choose Marathon for AC Maintenance?
When it comes to keeping your AC running dependably, you can count on our trained, certified HVAC professionals.
Licensed & Insured
Fully certified technicians with experience on all major AC brands.
Comprehensive Tune-Ups
Thorough inspection, cleaning, and testing for peak performance.
Flexible Scheduling
Convenient appointment windows to fit your routine.
Upfront Pricing
Thorough inspection, cleaning, and testing for peak performance.
Trusted Locally
Serving Los Angeles, Riverside & Orange County
What’s Included in Our AC Maintenance Plans
Our maintenance plans include full annual tune-ups and priority care to ensure your cooling system is always ready when you need it.
Complete System Inspection
We evaluate all essential components for performance, wear, and safety.
Air Filter Cleaning or Replacement
Improves airflow and keeps your indoor air cleaner.
Thermostat Calibration & Testing
Ensures accurate temperature control and efficient operation.
Coil & Condenser Cleaning
Removes dirt and buildup that restrict airflow and reduce cooling capacity.
Refrigerant Level Check
Confirms proper charge for optimal cooling performance.
Fan, Belt & Motor Lubrication
Reduces friction and prevents premature component failure.
Check for Leaks, Odors & Abnormal Noises
Early detection helps prevent expensive repairs.
System Safety & Performance Verification
Confirms your AC is operating safely, efficiently, and reliably.
Signs Your AC May Need Maintenance
Your AC might still be running but showing warning signs that service is overdue.
Unusual Noises or Odors
Grinding, buzzing, burning smells, or musty odors signal developing issues.
Uneven Cooling or Hot Spots
Dirty coils, low refrigerant, or airflow issues often cause inconsistent temperatures.
Higher-Than-Normal Energy Bills
A struggling AC consumes more electricity to cool the same space.
AC Struggles to Start or Cycles Often
Short cycling or hard starts often mean the system is overloaded or dirty.
It’s Been Over a Year Since Your Last Tune-Up
Annual maintenance is essential for performance and longevity.
Serving Los Angeles, Riverside, and Orange Counties
At Marathon Plumbing, Heating, and Air, we’re proud to provide reliable furnace maintenance plans for homeowners and businesses throughout Los Angeles, Riverside, and Orange County. Our reputation is built on transparent pricing, expert service, and a commitment to keeping our customers comfortable year after year.
Los Angeles County
Riverside County
Orange County
San Bernardino
Pasadena
Long Beach
Related Cooling Services
Explore our full range of cooling solutions designed to keep your home running efficiently:
Fast, reliable fixes for all AC makes and models
Keep your system running consistently and efficiently
Upgrade to a modern, energy-saving system
Annual maintenance to boost efficiency and prevent breakdowns.
Smart thermostat installations & repairs
Installation, repair, and maintenance for high-efficiency zoned cooling systems.
Schedule Your AC Maintenance Plan Today
Protect your comfort and your system. Enroll in an AC Maintenance Plan from Marathon Plumbing, Heating, and Air and enjoy peace of mind all year long.