How do I store an RV that has been used infrequently for years?
Storing an RV that has seen infrequent use over several years requires a more thorough approach than preparing a vehicle used regularly. Extended periods of...
Storing an RV that has seen infrequent use over several years requires a more thorough approach than preparing a vehicle used regularly. Extended periods of inactivity can lead to issues such as stale fuel, dry-rotted tires, corroded battery terminals, and moisture damage that typical storage preparations might miss. The goal is to arrest further deterioration and stabilize every system so the rig is either ready for the road or preserved for the long term. This guide outlines the critical steps tailored to a rig that has sat for years, not just for a season.
Assess the Vehicle Before You Commit
Before securing storage, inspect the RV thoroughly. Look for signs of water intrusion, rodent infestations, or structural damage that might have occurred during its years of inactivity. Check the roof seals, window frames, and seams for cracks or peeling sealant. If you find interior mildew or soft spots in the floor or walls, those need professional remediation before storing again. A neglected RV left in a storage yard can become a liability if it leaks into neighboring units or attracts pests.
Fuel and Engine Preservation
For a motorized RV (Class A, B, or C), stale fuel is a primary concern. Gasoline begins to degrade within months, forming varnish and gums that can clog injectors and carburetors. For a rig unused for years, drain the old fuel if possible and replace it with fresh gasoline. Then add a fuel stabilizer designed for long-term storage, run the engine for 10 to 15 minutes to circulate the treated fuel through the system. This prevents future deposits and protects fuel system components. For diesel motorhomes, use a biocide to prevent algae growth in the tank and add a diesel stabilizer. Change the oil and filter before storage to remove acids and contaminants that can damage seals over long idle periods.
Battery Care for Long-Term Storage
Batteries left discharged for years may never recover. For a rig that has been sitting, replace the house and chassis batteries if they show signs of sulfation or cannot hold a charge. Once replaced or verified as healthy, use a smart battery maintainer or trickle charger that automatically switches to float mode. Never connect a regular charger directly to a stored battery, as overcharging can cause boiling or fire risk. Disconnect the negative terminals to eliminate parasitic draws, and clean any corrosion on terminals before reconnecting. Store batteries in a cool, dry location if the RV will be in extreme heat or cold, but only if the facility allows battery removal.
Tires and Suspension
Tires age from the inside out, especially on a parked RV. Rubber compounds dry out and sidewall cracking becomes dangerous even if tread depth appears acceptable. After years of inactivity, replace all tires regardless of tread condition if they are more than 6 to 10 years old, as determined by the DOT date code. When storing, inflate tires to the maximum recommended pressure listed on the sidewall, not the lower pressure used for driving. Place the RV on jack stands to relieve weight from the tires and suspension if storage will exceed six months. If you cannot use stands, rotate the tires and move the RV slightly every few months to prevent flat spots. Cover tires with UV-blocking covers to protect from sunlight deterioration.
Climate Considerations: Indoor vs. Outdoor Storage
The best choice for an infrequently used RV is indoor, climate-controlled storage. It protects against freeze-thaw cycles, ultra-violet degradation of decals and dashboards, and rodent entry. If indoor storage is cost-prohibitive, opt for covered parking with a roof but open sides. That blocks direct sun and rain while still allowing ventilation to prevent mildew. If outdoor storage is your only option, choose a facility with concrete or gravel pads (not grass or dirt) to reduce moisture wicking into the undercarriage. Regardless of storage type, ensure the facility has adequate drainage and is not in a flood zone.
Water System and Winterization
For a rig that has been dry or sitting, the water system may have residual water contaminated with bacteria or sediment. Flush the fresh tank thoroughly using a water system cleaner, then drain all lines. To winterize, drain the water heater by removing the anode rod or plug, and bypass the heater. Use an air compressor to blow out remaining water from all faucets, shower heads, and toilet valves. Then pump non-toxic RV antifreeze through the system until it flows pink from every faucet. Do not skip the low-point drains and the water pump itself, as trapped water can crack components in freezing weather. If the rig has been stored in a warm climate but is moving to a cold area, confirm the storage facility allows winterization procedures even if the unit is not currently occupied.
Security and Facility Selection
A rig that sits for years is a higher theft and vandalism target. Look for a storage facility with 24/7 video surveillance, perimeter fencing with lockable gates, individual unit padlocks, and on-site management. While many facilities provide cameras, confirm they are functional and cover all access points. Ask about access hours: 24-hour keypad entry is convenient but may also increase exposure if the facility has low visibility. Some facilities restrict access to daytime hours only, which adds security for a long-term stored RV. Verify the facility requires proof of insurance before storing, as that reduces liability for both parties.
Sizing and Clearance for All Classes
Measure your RV’s total height, width, length, and weight, including any accessories like roof AC units, satellite dishes, or bike racks. Storage spaces vary: some facilities cater to Class A and Class C motorhomes with 14-foot or higher clearance, while others only accommodate smaller trailers and vans. For a large Class A pusher or a fifth wheel over 40 feet, you may need a storage yard rather than a standard parking spot. Always confirm clearance numbers with the facility, and bring the RV to the site before signing a long-term agreement to ensure it fits in the designated space with room to maneuver.
Neighborhood and HOA Rules
Storing an infrequently used RV at home frequently violates homeowners association covenants or city ordinances. Before moving the rig, check your HOA’s parking restrictions, which often prohibit storing boats, campers, or recreational vehicles on the street or driveway for more than 24 to 72 hours. Local municipal codes may also have restrictions on vehicle storage on residential property, even in your own yard. If you plan to store it on your own land, verify you are not in violation of setback or screening requirements. For long-term storage, a dedicated facility is almost always the simpler and more compliant option.
Insurance for Long-Term Storage
When an RV sits unused for years, standard policies may treat it differently than a regularly driven vehicle. Some insurers offer a “stored” or “lay-up” status with reduced liability coverage, as the vehicle is not on the road. However, comprehensive coverage protecting against theft, fire, vandalism, and weather damage is still essential. Notify your insurer that the RV will be in storage at a specific facility, as some policies require that information for claims to be valid. Do not cancel liability altogether, because even a parked rig can cause damage to other property or the storage facility. Always confirm coverage details with your insurance provider, as policy terms vary widely.
Preparing the Interior for Years of Neglect
Remove all food items, opened beverages, and any perishables that could attract pests. Clean all surfaces thoroughly, including refrigerators and cabinets, with a disinfectant to remove odors and residues. Leave cabinet doors and closet doors open for air circulation, but install mesh or screens over vents to block rodents. Fix any leaks that may have developed from years of inactivity. For the interior environment, place moisture-absorbing products (e.g., DampRid or silica gel containers) in every compartment, and consider a small dehumidifier if the storage unit has electricity. To prevent mildew, avoid covering the RV with a solid tarp that traps moisture underneath; instead use a breathable RV cover designed for long-term outdoor storage.
Final Walk-Through Before Storage
Before you leave the unit at the facility, do a full walk-through. Verify all tires are at proper pressure and covered or shielded. Confirm all windows and doors are locked and latched. Double-check that the battery is disconnected or on a maintainer. Ensure all fluids are topped off and treated. Take photos of the RV from every angle and note its condition. Provide a spare key and written contact information to the storage facility manager in case of emergency. Finally, confirm the lease terms for long-term storage, including any rate escalation, insurance requirements, and whether the facility inspects units tied to automatic payment plans. Following these detailed steps will help preserve that infrequently used RV for years to come, ready to roll when the time is right.