Kevbz · #2 · Apr 19, 2012. The belt should be on the inside (closer to the engine vs the fender) of the pulley, and you should tighten the adjustment bolt to move the Pulley closer to the center of the engine to tighten it up. Tighten it until the belt can be pushed on and it has about 1/2" of play. Then tighten the idler pulley down (it does Rule #1: Keep It Nice and Easy. Your first ride on a new drive belt should be an easy one. Shoot for 20 miles, or around 30 minutes, at a minimum. And if it’s really cold outside, you’ll want to extend that by 5-10 minutes. Your belt will need a little extra time to warm up in frigid temps. Things You Should Know. Open the hood of your car and locate the fan belt, usually at the front of the engine. Start the car. Then spray belt dressing directly onto the fan belt until the entire length is wet. Let the car run for a couple minutes, and apply more belt dressing if the belt continues to squeak. Method 1. Step 1: Park your vehicle and turn off the engine. Step 2: Open the hood and locate the serpentine belt. The belt will be on the front of the engine. Tip: Take a picture of the serpentine belt routing with your cell phone. This will make it easier to reinstall the belt if you do not have a diagram of its routing. Sometimes a new belt is so tight it won’t fit over all of your pulleys and you don’t have a belt install tool. In cases like this you can try getting it part Tighten serpentine belt - Jeep Wrangler YJ belt was squealing, so here is the fast and easy fix for that! Loosen 3 locations and tighten the tensioner bolt. In this video I show how I replaced the serpentine belt and tensioner on my 2018 Chev Please remember to subscribe and share so I can continue making videos! In this video I show how I replaced Apply pressure to the belt between pulley A and pulley B, and deflect the belt ½ inch. The gauge should read 10-15 ft-lb. If the reading on the gauge is higher, it is too tight, and if it is lower, it is too loose. 3JZKb8.