How to Position Your Truck for Backing (CDL Test Tips) CDL Skills Test: How to Set Up for Straight Line Backing (Step-by-Step) 🚛 Learning how to set up your truck for a successful backing maneuver is key to passing your CDL road test, and staying safe on the job! 💪 In this clip, we break down exactly how to position your truck before backing up: 1️⃣ Pull up to the cone slowly, keep your mirror lined up just behind it. 2️⃣ Adjust your angle until your truck is almost parallel to your parking sp