Car Overheating? Check Your Radiator Cap First #radiatorcap #autorepair #coolingsystem #carhacks DESCRIPTION Have you ever popped the hood and noticed your radiator hose looks squeezed or collapsed? Don't panic—it's likely a cheap and easy fix. In this video, I show you how to diagnose a bad radiator cap using the visual "squeeze test." What is happening? When your engine is hot, coolant expands into the overflow tank. As the engine cools down, that coolant needs to be drawn back into the radiat