No matter how well you try to maintain your GMC wiper blades, over time, their effictiveness reduces and they graduallybegin to fail. This is the normal life cycle of most windshield wiper bladesas many different factors can affect a wiper blade’s performance. A perfect example is UV rays from the sun. When the sun pounds down on your wiper blades, the rubber material can break down ,leading to unsightly streaks on your windshield. Regular replacement of your GMC windshield wiper blades can prevent these issues long before they are problem you can see on your windshield.
When Should I Change my GMC Windshield Wipers?
Your GMC windshield wipers are not designed to last forever. Sooner or later, they fail and become unable to perform their function. You don't have to pop the hood to check if your GMC windshield wipers are intact. There are some clear cut signs your wiper blades are failing. Here are some signs to look for in a failing pair of windshield wipers. 1.Squeaking sounds 2.Streak marks. 3.Loose blades. 4.Chattering. SilBlade®recommends replacing your GMC windshield wipers every 7000-mile or at six months intervals.