How Do You Know When It’s Time to Replace Your Glow Plugs?

A technician using repair tools to fix a car engine, with the caption “How do you know when it’s time to replace your glow plugs?”

Is it hard to start your diesel pickup when it’s cold outside? If so, it may be time to replace your glow plugs. Glow plugs are a heating element that is part of the ignition process in diesel engines. Located in each of the engines’ cylinders, glow plugs use battery voltage to generate heat. It is this heat that helps to ignite the diesel fuel during startup…