It's completely normal for RV model years to differ from chassis years by 1-2 years. This happens because chassis manufacturers produce frames ahead of RV assembly, and it's an industry-standard practice, not deceptive marketing.
Several Ford dealers in South Florida service E-450 chassis including Delray Ford, AutoNation Ford, and Maroone Ford. Call ahead to confirm RV chassis service availability and bring your chassis warranty documentation.
Best time to buy used Class A diesel is October through February when dealers clear inventory and fewer buyers compete. Worst time is spring when demand peaks. Start shopping in fall for best selection and deals.
For motorhome wheel balance near Columbus Ohio, use commercial truck tire shops like TA, Loves, or Goodyear Commercial. Shimmy at 55 mph often indicates balance, tire wear, or front end component issues.
RV engine replacement is possible. Options include rebuild ($5-15K), reman ($8-20K), or used ($3-8K) plus installation. Compare total cost to RV value before deciding.