DOT Officer’s Advice: Keep Your Truck Clean – It Reflects Your PTI! During our CDL classroom session, the DOT officer shared an important reminder: if your truck looks messy from the outside — trash on the dashboard, dirty mirrors, or an untidy cab — inspectors immediately think you might skip your Pre-Trip Inspection (PTI) too. A clean, professional-looking truck shows discipline, responsibility, and respect for safety standards. Always take 5–10 minutes before hitting the road to check your mi