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Maintenance & Service
Keep Your Generator Running at Peak Performance
Reliable backup power starts with a generator you can depend on. At McCay Southern Generators, we provide proactive generator maintenance, professional repairs, and 24/7 support to keep your system ready for any outage. Our certified technicians service Generac generators and most major brands, offering routine care that extends equipment life, prevents failures, and maximizes performance.
Whether you purchased your generator from us or another provider, we’re here to keep you powered year-round across East Tennessee.
Preventive Generator Maintenance You Can Count On
Regular generator maintenance is essential for avoiding unexpected breakdowns—especially during severe weather or grid instability. Our comprehensive maintenance service plans include:
Annual on-site generator inspections
Oil, filter, and spark plug replacements
Load testing and system diagnostics
Software and firmware updates
Cleaning and fuel system checks
Battery testing and replacement if needed
24/7 Monitoring & Emergency Generator Support
Every standby generator we install includes remote monitoring technology that provides real-time performance alerts. If an issue arises, our team is available 24/7 for emergency generator support, ensuring quick response times and minimal downtime. When your power goes out, you shouldn’t have to wonder if your generator will work—we make sure it does.
Repairs, Warranty Claims & Upgrades
Experiencing issues with your generator? We handle repairs, warranty claims, parts replacement, performance, and system upgrades quickly and professionally. Our team works directly with Generac and other manufacturers to ensure warranties are honored and your generator is restored as quickly as possible.
Why Choose McCay Southern for Generator Service?
Certified and experienced generator technicians
Service for both residential and commercial systems
Flexible service and maintenance plans to fit your needs and budget
Fast response times and local East Tennessee support
Transparent, clear, and honest communication, every step of the way
We proudly maintain systems across Knoxville, Cleveland, Riceville, Ooltewah, and the greater East Tennessee region.
Power Is Only Reliable If Your Generator Is.
Protect your investment—and your peace of mind—with routine service from McCay Southern Generators.
Where We Work
Athens TN, Chattanooga TN, Cleveland TN, Cookeville TN, Crossville TN, Dayton TN, Decatur TN, Dunlap TN, Hixson TN, Johnson City TN, Kingsport TN, Kingston TN, Knoxville TN, Lenoir City TN, Loudon TN, Maryville TN, Morristown TN, Nashville TN, Oak Ridge TN, Ooltewah TN, Riceville TN, Sevierville TN, Signal Mountain TN, Soddy Daisy TN, Spring City TN, Sweetwater TN, Tellico Plains TN, Townsend TN, Vonore TN
