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RV Buying · Inspection Guide

RV Pre-Purchase Inspection Checklist for Buyers in Port St. Lucie

Mobile RV inspection technician in Port St. Lucie evaluating a used RV for a prospective buyer
TL;DR

Buying a used RV in Port St. Lucie? A pre-purchase inspection costs $295-485 and routinely saves buyers $2,000-15,000. The Florida-specific things to check: salt-air corrosion on chassis and slide tracks, hidden roof leaks from PSL storms, water heater anode consumption (hard-water history), and slide-out seal condition (UV-aged). Always inspect BEFORE you sign or wire money. Call 772-276-6465 to schedule.

Why a Florida used RV needs more scrutiny than a Kansas one

Used RVs sold in Port St. Lucie have been through more brutal conditions than the same RV sold in dry inland states. The reasons we hammer on inspections in PSL:

  • Salt-air corrosion on the chassis, brake lines, suspension, and any aluminum on the coach side. We see hidden frame rot in coaches stored on Hutchinson Island that look pristine from above.
  • UV damage on fabrics, seals, and the roof membrane that aged 2x faster than spec.
  • Heat-cycled rubber components - slide seals, awning fabric, tires - all aged accelerated.
  • Hurricane storm history that may not be disclosed. A coach with hidden water damage from a 2022 storm can look fine in 2026 but have rotted plywood substrate.

The 12-point PSL inspection checklist

Here's the actual checklist we run for clients buying used RVs in Port St. Lucie:

1. Roof and ceiling

  • Walk the roof - any soft spots, ripples, or discoloration?
  • All sealant at AC, vents, antennas, refrigerator, slide-toppers - cracked or fresh?
  • Ceiling interior - water rings, especially at slide edges and roof penetrations?
  • Smell test inside - musty = past water intrusion

2. Slide-outs

  • Extend and retract each slide fully - smooth operation, no binding?
  • Inspect slide seals - any tears, compression set, or visible mildew?
  • Slide tracks for corrosion (Schwintek systems particularly)
  • Floor at the slide rim for soft spots from rain intrusion

3. Chassis and underbelly

  • Frame rails - any visible rust or corrosion (especially near the rear axle)?
  • Brake lines - salt corrosion on the steel lines is a red flag
  • Slide-out racks underneath - rust pitting or warping?
  • Tires - DOT date code under 5 years old? (FL UV ages tires faster than tread wear)
  • Spring shackles and U-bolts for corrosion

4. Plumbing

  • Water heater anode (Suburban) - fully consumed? Means owner skipped maintenance.
  • Pressure test the fresh water system - any drops in 30 minutes?
  • Tank valves - smooth operation, no drips?
  • All faucets, shower, toilet - functional?
  • Gray and black tank levels at empty - sensors working?

5. Electrical

  • Shore power test - all outlets working, no GFCI issues?
  • 12V test from house batteries with shore unplugged - voltage drops?
  • Solar (if equipped) - controller logs, panel output under sun?
  • Inverter - clean output waveform?
  • Converter charge profile correct for battery type?
  • All AC and DC distribution panels - corrosion at terminals?

6. Appliances and HVAC

  • AC - full cool cycle, evaporator coil clean, condenser fins intact?
  • Furnace - igniter fires, no propane leaks?
  • Water heater - both gas and electric mode operational?
  • Refrigerator - cool on gas AND electric within spec time?
  • Microwave, range, oven - all functional?

7. Generator (if equipped)

  • Hour meter reading + run hours vs age (50+ hrs/year is healthy)
  • Start and run under AC load for 30 minutes
  • Oil color, fuel filter condition, air filter cleanliness
  • Exhaust check - blue smoke = rings, white = head gasket, black = fuel rich

Red flags that should kill the deal

Walk away if you see these:

  • Soft spots in the floor or roof. Repair costs $1,500-5,000 and water may have spread further than visible.
  • Frame rust through the steel (not just surface corrosion). Structural fix is $3,000+.
  • Mismatched serial numbers or no clean title. Likely flood-titled or insurance write-off.
  • Multiple slides won't operate together. Either mechanical issues or hydraulic system failure.
  • Seller won't allow inspection. Hard pass. No exceptions.

What our PSL pre-purchase inspection includes

We do mobile pre-purchase inspections anywhere in Port St. Lucie, Tradition, St. Lucie West, Stuart, Fort Pierce, Jensen Beach, or wherever the seller's RV is parked. Typical inspection:

  • 3-4 hours on-site comprehensive evaluation
  • All 12 systems above documented with photos
  • Written report delivered within 24 hours
  • Repair-cost estimates for any issues found
  • Negotiation leverage for the buyer - we've helped clients knock $3,000-12,000 off asking on a single inspection

Cost: $295-485 depending on coach size and complexity. Quick consultation by phone first to confirm scope - call 772-276-6465 or contact us through the website.

FAQ

RV pre-purchase inspection FAQs - Port St. Lucie

How much does an RV pre-purchase inspection cost in Port St. Lucie?

$295-485 depending on coach size and complexity. A Class B or small Class C runs $295-345. A 32-40 ft Class A or fifth wheel runs $385-485. Includes 3-4 hour on-site evaluation, written report with photos, and repair cost estimates for any issues found. Most buyers save 5-20x the inspection cost in negotiation leverage.

Can you inspect an RV at the seller's location in PSL?

Yes - inspections are mobile to wherever the RV is parked. Seller's driveway, dealership lot, storage facility, campground. We typically coordinate scheduling with the seller and have everything done in a single 3-4 hour visit. Buyer doesn't need to be present but most prefer to be there for the walk-through.

Should I get an inspection on a used RV from a dealer in Port St. Lucie?

Absolutely. Dealer inspections are often surface-level cosmetic checks. We've seen dealer-certified coaches with hidden roof rot, dead slide-outs, and frame corrosion. Independent third-party inspection costs $300-500 and protects a $20,000-150,000 purchase. Non-negotiable in our book.

What's the biggest hidden issue you find on PSL used RVs?

Hidden roof leaks - by far. Florida storms drive water into micro-cracks at sealant joints, the leak shows up months later as a soft spot or ceiling ring, and previous owners often paper over the symptom without fixing the root cause. We probe-check all the high-risk areas (slide tops, AC base, refrigerator vent, antenna mounts) on every inspection.

How long does an RV pre-purchase inspection take?

3-4 hours on-site typically. We run all 12 systems through full operational test, photograph anything notable, and discuss findings with the buyer. Written report follows within 24 hours. Larger Class A coaches with multiple slides and full residential appliances can run 4-5 hours.

Do you inspect new RVs in Port St. Lucie too?

Yes - 'pre-delivery inspections' on new coaches are increasingly popular. Manufacturer quality control has slipped in recent years, and new coaches off the dealer lot often have 10-20 small defects that should be fixed under warranty. Catching them at delivery (vs after the warranty window closes) saves thousands. Pricing is the same as used inspections.

Need RV repair in Port St. Lucie?

Call us or request a free estimate. RVIA-certified mobile techs, same-day service across Port St. Lucie and the Treasure Coast. We come to your campground, RV park, storage lot, or driveway.

772-276-6465