✅ Fuel - Minimum ¾ tank (75-gallon capacity)
✅ DEF Fluid - Check level (blue filler next to diesel)
✅ Propane - Check dual tank gauges (driver-side compartment)
✅ Water - Fill freshwater tank (100 gal) via roadside port
✅ Tires - Verify PSI (95 front/110 rear - cold pressure)
✅ Batteries - Check chassis and dual house batteries
✅ Slide-Outs - Verify full retraction (4 total slides)
✅ Emergency Gear - Locate fire extinguisher (kitchen) and first aid kit
⚠️ Critical Reminders: