Roof, chassis, appliances, water, and seasonal RV care by system.
An RV is a vehicle and a home in one, and both need upkeep — roof and seal inspections, chassis and tires, water and electrical systems, appliances, and seasonal de-winterize jobs — grouped by system with intervals and typical U.S. costs.
Absorption fridges: clean the burner and flue annually, check door seals; 12V compressors: clean condenser.
Furnace Inspection
Yearly
$0–180
Clear the burner and exhaust of debris and nests; verify sail switch operation.
Roof A/C Service DIY
Yearly
$0–150
Clean filters monthly in season; coils and shroud inspection annually.
Appliance Vent & Bug Screens DIY
Every 6 mo
$10–60
Mud daubers love RV appliance vents — screen and check fridge, furnace, and water heater vents.
Chassis
Task
How often
Est. cost
Notes
Engine Oil & Filter Change DIY
Yearly
$60–250
Chassis engine oil per mileage or annually — RV engines idle long and sit longer; time matters as much as miles.
Chassis Lube & Inspection DIY
Yearly
$50–300
Grease points, belts, hoses, and fluid levels on the drivetrain side.
Generator Oil & Filter DIY
Yearly
$30–150
Generator oil by its own hour meter or annually; exercise the generator monthly under load.
Generator Exercise Run DIY
Monthly
$5–15
Run 30+ minutes under half load monthly — sitting kills generators via varnished carbs.
Transmission Service
Every 50,000 hr
$150–400
Fluid and filter per chassis schedule.
Brake Inspection (Chassis)
Yearly
$0–400
Pads, rotors, and fluid on the drivable chassis.
Electrical
Task
How often
Est. cost
Notes
House Battery Service DIY
Every 3 mo
$0–80
Check water (flooded), clean terminals, verify charging voltages; storage kills batteries via slow discharge.
House Battery Replacement DIY
Every 4 yr
$150–800
Flooded house batteries last 3-5 years; lithium longer. Replace proactively.
Shore Power Cord & Surge Check DIY
Yearly
$0–100
Inspect cord ends for heat discoloration; test the surge protector.
Solar Panel & Controller Check DIY
Yearly
$0–100
Clean panels, verify charge controller output and connections.
12V Systems Walkthrough DIY
Yearly
$0–60
Test every light, fan, jack, and slide on battery alone — find issues at home, not at the campsite.
Roof
Task
How often
Est. cost
Notes
Roof Inspection DIY
Every 3 mo
$0–150
Walk (or ladder-check) the roof quarterly: membrane condition, seams, and every penetration. Water is the RV killer.
Roof Seam & Sealant Service DIY
Yearly
$40–400
Re-caulk lap seals around vents, skylights, and edges with compatible sealant — the single highest-ROI RV task.
Body Seam & Window Reseal Check DIY
Yearly
$20–300
Inspect sidewall seams, windows, and slide flanges; reseal cracking joints before they leak into walls.
Wash & Wax / UV Protect DIY
Every 6 mo
$30–400
Wash and UV-protect fiberglass and decals; oxidation restoration costs 10x prevention.
Awning Inspection & Lube DIY
Yearly
$0–150
Clean fabric, check for tears, lube the arms and spring tension.
Slide-Out Service DIY
Every 6 mo
$20–250
Lube slide mechanisms and condition the rubber seals; a dry seal tears and a torn seal leaks.
Safety
Task
How often
Est. cost
Notes
Propane System Leak Check
Yearly
$0–120
Soap-test connections and have the regulator checked; regulators age out around 10 years.
Smoke / CO / Propane Detector Test DIY
Monthly
$0–150
Test monthly in season; propane and CO detectors have hard expiry dates printed on them — replace per label.
Fire Extinguisher Check DIY
Every 6 mo
$0–80
Gauge green, mounts solid, one in the kitchen area and one accessible outside.
Breakaway Switch & Chains Test DIY
Every 6 mo
$0–60
Test the breakaway brake engagement and inspect safety chains and hitch hardware.
Hitch / Fifth-Wheel Lube & Inspection DIY
Every 6 mo
$10–150
Lube the hitch head/kingpin, check torque on mounting bolts.
Seasonal
Task
How often
Est. cost
Notes
Winterize Water Systems DIY
Yearly
$30–250
Blow out lines or pump pink antifreeze through every fixture, bypass the water heater, drain tanks — before first freeze.
De-Winterize & Spring Prep DIY
Yearly
$20–200
Flush antifreeze, sanitize, leak-test at city pressure, recommission appliances.
Storage Prep (Covers, Rodents, Sun) DIY
Yearly
$20–300
Cover or UV-protect, seal entry points against rodents, leave fridge propped open.
Registration & Insurance Review DIY
Yearly
$20–200
Renew registration; review coverage and photograph condition annually.
First Shakedown Trip of Season DIY
Yearly
Free / DIY
Short close-to-home trip: test every system loaded before the real vacation does it for you.
Tires
Task
How often
Est. cost
Notes
Tire Age & Condition Check DIY
Yearly
$0–600
RV tires age out (5-7 years by DOT date) long before tread wears; sidewall cracking is the tell. Blowouts are the #1 RV roadside emergency.
Tire Pressure Check (Cold) DIY
Monthly
$0–10
Check cold pressures before every trip and monthly in storage; weigh the rig and inflate to the load tables.
Wheel Bearing Repack
Yearly
$60–350
Towable axles need bearing repacks — annually or per mileage; a failed bearing takes the axle with it.
Trailer Brake Service
Yearly
$50–400
Electric brake adjustment, magnets, and breakaway switch test.
Water
Task
How often
Est. cost
Notes
Fresh Water System Sanitize DIY
Yearly
$10–80
Bleach-sanitize the tank and lines each spring and after storage.
Water Heater Service (Anode/Flush) DIY
Yearly
$15–120
Flush sediment and replace the anode rod (Suburban) or inspect element (Atwood/tankless descale).
Water Pump & Filter Check DIY
Yearly
$0–80
Clean the pump strainer, check pressure and accumulator.
Dump Valve Lube & Seals DIY
Every 6 mo
$10–120
Lube gate valve seals and verify smooth operation; sticky valves become messy emergencies.
Holding Tank Deep Clean DIY
Every 3 mo
$10–60
Backflush and treat black/gray tanks; sensor-cleaning flush keeps gauges honest.
Common questions
How much does RV upkeep cost per year?
Budget roughly $680–$9,740 a year across 40 recurring tasks at typical U.S. prices. 34 of the 40 are things most people can do themselves, which pulls the real number toward the low end.
What RV maintenance can I do myself?
34 of the 40 tasks here are marked DIY — routine, low-cost jobs that don't need a pro. The rest are worth booking out. Each row below notes which is which.
Intervals and costs are typical-case estimates for U.S. households; your
climate, usage, and local prices will shift them. Information here is general and may be estimated or AI-assisted — not
professional, medical, or veterinary advice. Verify against your owner's
manual, a professional, or your vet before acting. See our Terms & Disclaimer.