Owning a boat means more than just enjoying weekends on the water—it also comes with the responsibility of keeping your vessel in top condition. Regular service ensures reliability, protects your investment, and helps prevent unexpected issues that can cut your day on the lake short. Whether you’re cruising on Fort Loudoun or spending time on Norris Lake, understanding how often to service your boat is key to safe and smooth boating in East Tennessee.
Why Routine Maintenance Matters
Unlike cars, boats operate in a much more demanding environment. Exposure to water, sun, heat, vibration, and fuel can lead to faster wear and tear. Routine maintenance not only keeps your boat performing its best—it also extends its lifespan and minimizes the chances of expensive repairs down the line. At a minimum, boat owners should plan for seasonal service and regular checks based on engine hours.
General Service Guidelines
Service schedules can vary depending on your boat type, engine model, and how often you’re on the water. That said, here’s a general breakdown most boaters can follow:
After Each Outing
- Flush the engine with fresh water (especially if in dirty or brackish water)
- Rinse and wipe down the boat to remove residue, algae, and debris
- Check for visible damage or fluid leaks
- Drain and dry the bilge
Every 20–50 Engine Hours or Mid-Season
- Inspect engine oil and top off if needed
- Check and replace fuel filters as necessary
- Examine propeller for nicks or line tangles
- Test battery strength and inspect cable connections
Every 100 Hours or Once Per Season
- Change engine oil and oil filter
- Replace gear lube and inspect lower unit
- Inspect cooling system; replace water pump impeller if needed
- Clean and test the fuel system
- Replace spark plugs if worn
- Lubricate throttle, steering, and shift cables
- Inspect belts, clamps, and hoses for wear
End-of-Season or Pre-Winter Storage
- Change oil and filters to prevent corrosion over winter
- Add fuel stabilizer and run it through the system
- Drain water from engine and plumbing
- Fog the engine (if applicable)
- Disconnect or remove the battery
- Cover the boat and store in a secure location—preferably indoors or dry storage
Other Key Systems to Keep an Eye On
Even when your engine is running well, there are other systems on your boat that need attention to ensure overall safety and performance:
- Trailer tires, lights, and brakes – especially important before long hauls
- Navigation and anchor lights – check regularly for corrosion or wiring issues
- Bilge pump – ensure it’s clean and operating efficiently
- Canvas and upholstery – treat for UV protection and mold resistance
DIY vs. Professional Service
Some owners are comfortable performing basic maintenance like changing spark plugs or checking fluid levels. But if you’re not sure, or if your boat is under warranty, it’s best to bring it to a professional. At Travis Marine, we offer certified service for a wide range of boat brands, with trained technicians who understand the unique needs of East Tennessee boaters. Whether it’s seasonal maintenance, diagnostics, or just a full once-over before your next outing, we’re here to help.
Track Hours—Not Just Time
Boat maintenance should be based on engine hours just as much as the calendar. Even if your boat has only been out a few times this season, extended idling, towing, or running in shallow water can accelerate wear. If you’re unsure how many hours your boat has logged, we can help you estimate it based on usage habits or check the engine meter.
Ready for a service checkup?
Give us a call or swing by Travis Marine to schedule your boat’s next service. Whether it’s your first year on the water or your fifteenth, we’ll make sure you’re set for a safe and enjoyable season.