That $10,000 RV might look like a deal… until you know what buyers usually miss. Most hidden problems aren’t obvious until it’s too late. Learn what to check before you buy. Buying a cheap RV can save money — or cost thousands if you don’t know where to look. Many used RVs hide water damage, structural issues, and expensive repairs that first-time buyers never notice during a walk-through. This is exactly why a proper RV inspection matters before purchasing any used motorhome or travel trailer.