Ultimate RV Maintenance Checklist & Guide | RVupgrades.com

🔧 Ultimate RV Maintenance Checklist

Keep your RV running smoothly with our comprehensive maintenance guide • Updated 2025

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Every Trip Pre-Trip Safety Inspection

  • Walk-around inspection: all exterior lights functioning (running, brake, turn signals), reflectors secure, license plate visible
  • Check for fluid leaks underneath RV (transmission, coolant, oil, LP gas)
  • Tire inspection: tread depth ≥4/32", sidewalls free of cracks/bulges, valve stem caps tight 🛒 Shop TPMS
  • Set tire pressure to placard specs when COLD; verify TPMS readings log PSI
  • Pro Tip: Tire Pressure
    Always check tire pressure when cold (before driving or 3+ hours after). Temperature affects pressure - for every 10°F change, tire pressure changes by 1-2 PSI. TPMS systems alert you to pressure loss during travel.
  • Lug nut torque verification using calibrated torque wrench (spec varies by wheel) log torque
  • Brake system test at low speed; ensure trailer brake controller gain properly adjusted (if towing)
  • LP gas system check: sniff test around connections, cylinders upright & secured, caps/valve covers in place 🛒 LP Detector
  • Slide-outs: clear of obstructions, seals intact, slide toppers free of debris and water, awnings properly locked
  • Interior secure: cabinet latches closed, refrigerator in travel mode/locked, glass covers secured, water pump off, loose items stowed
  • Battery state of charge ≥75%, spare tire properly inflated to spec, jack & wheel chocks on board
  • Fire extinguishers charged (pin in place, gauge in green), entry steps retracted, stabilizer jacks fully raised, all doors & compartments locked

Monthly Monthly Maintenance Routine

Safety & Electrical Systems
  • Test all detectors: smoke, carbon monoxide (CO), and LP gas; replace batteries if >6 months old 🛒 Detectors
  • Test GFCI outlets (kitchen, bathroom) using test button; verify protected outlets trip correctly
  • Check converter/charger output: float voltage should be 13.2-13.6V DC; test for parasitic battery draws
HVAC & Climate Control
  • Clean A/C filter returns and vacuum condenser fins gently (avoid bending fins) 🛒 Filters
  • Energy Efficiency Tip
    Cleaning your A/C filters monthly can improve efficiency by 5-15%, reducing power consumption and extending compressor life. Consider upgrading to a high-efficiency unit if yours is >10 years old.
  • Run refrigerator on both 120V AC and LP gas mode; LP burner flame should be steady blue (yellow indicates incomplete combustion)
  • Check furnace operation; replace or clean furnace filter if equipped
Power Systems & Generator
  • Exercise generator for 30-60 minutes under ≥50% load (run A/C or water heater) log hours
  • Generator Warning
    Never run generator without adequate load - this causes "wet stacking" (carbon buildup) which shortens generator life. Always maintain 50%+ load during exercise runs.
  • Flooded lead-acid batteries: check electrolyte level (should cover plates); top off with distilled water only 🛒 Battery Monitor
  • Solar system check (if equipped): verify charge controller operation, clean panels, check connections

Seasonal Seasonal Maintenance (Every 3-6 Months or 5k Miles)

  • De-winterize plumbing system and pressure test; inspect all PEX connections and tees for leaks at 40-50 PSI
  • Water heater flush and descale; replace anode rod if ≥50% consumed (Suburban models with anode; Atwood models are aluminum tank) 🛒 Anode Rods
  • Water Heater Maintenance
    A sacrificial anode rod protects your water heater tank from corrosion. Check it every 6 months - if >50% dissolved, replace it. Tanks without anodes (Atwood aluminum) don't require this service. Flushing removes sediment that reduces heating efficiency.
  • LP gas system leak-down test using manometer; inspect all pigtails, hoses, and regulator; replace any brittle or cracked hoses
  • Wheel bearing repack (trailers): every 12 months or 12,000 miles; inspect seals, bearings, races for wear log date/miles
  • Brake system inspection: shoes/pads thickness, brake magnets (electric brakes), rotors/drums for scoring, star wheel adjustment
  • Roof comprehensive inspection: clean entire surface, check all sealant joints, reseal cracks/voids with compatible sealant 🛒 Sealants
  • Holding tanks deep clean: use enzymatic tank treatment, clean sensors, verify vent caps intact and clear 🛒 Tank Products
  • Awning fabric inspection: clean, check tension, lubricate arms, verify lock mechanisms function properly
  • Slide-out system: lubricate rails/tracks, inspect seals for wear, test emergency manual override, treat seals with conditioner

Annual Annual Deep-Dive & Storage Preparation

  • Comprehensive fastener audit: roof racks, ladder mounting, awning brackets, slide motor mounts, stabilizer jacks
  • Battery load test using professional tester; clean terminals with wire brush; apply terminal protectant
  • Infrared scan of electrical panel under load to detect hot spots (professional service recommended)
  • LP gas regulator age verification; replace at ~10 years or if showing pressure instability
  • Detailed cleaning: all roof vents, refrigerator flue, water pump inlet strainer, furnace intake/exhaust
  • Slide-out seal treatment with appropriate conditioner to prevent drying and cracking
  • Winterization/storage preparation: fuel stabilizer in generator, rodent exclusion (steel wool/wire mesh), desiccant packs in interior, breathable RV cover 🛒 Winter Supplies
  • Emergency equipment check: first aid kit, fire extinguishers (5-year inspection due), roadside triangle reflectors, flashlights
  • Appliance maintenance: refrigerator burner tube cleaning, furnace blower lubrication (if applicable), water pump check valve inspection

Annual 📋 Service & Maintenance Log

Keep detailed records to maintain warranty coverage, improve resale value, and track maintenance patterns. Print this page and attach receipts.

Date Odometer / Hours Component / System Work Performed / Notes Next Due
         
         
         
         
         
Why Keep Records?
Warranty Protection: Documented maintenance proves you've maintained your RV properly
Resale Value: Complete service records can add 5-10% to your RV's value
Pattern Recognition: Spot recurring issues before they become major problems
Tax Deductions: If you use your RV for business, records are essential