Don’t Fail Your CDL Test! Master the Safe Start First ✅ Failing your CDL test before you even move the truck? 👀 Happens more often than you think. Here’s how to nail the safe start every single time: 1️⃣ Turn the key to the on position — make sure your gauges and lights come alive. 2️⃣ Check both parking brakes — they must be pulled out and applied. 3️⃣ Turn that engine all the way on and build air pressure to 120–140 PSI. That’s how you prove you’re starting the truck safely and in full contro