If you discover a noise on your car, you are right to take notice of it and take it seriously, although it is plausible that nothing severe will happen, it is also plausible that it is the precursor to a more notable service. A window noise on Chevrolet Express is thankfully an indication of a small adjustment / service, rather than a complex process. To support you in your research, we have chosen to create this content to explain the most likely solutions to your problem. First we will focus on the window noises on Chevrolet Express of clicking type, then those of squeaking type and finally the window noises on Chevrolet Express that come from the window lift motor.
I experience a noise of a Chevrolet Express window: clicking
A window noise on Chevrolet Express can be associated to different complications, if in your case you feel a window noise on Chevrolet Express that sounds like a click, like glass for example, it is plausible that one of your two lower glass fasteners has broken. Indeed, they are often built from polymer and their strength is not always that good. To check this you will have to take out your door pannel and check their state. If you experience a window noise on Chevrolet Express but you have the feeling that it vibrates when it is opened, it may be the wear of the seals or the position of your rubber guides that triggers this play. If you experience a clicking noise on Chevrolet Express, but after verifying your window is not the trigger, check this article.
I experience a squeaky Chevrolet Express window noise
Second probability, you experience a window noise on Chevrolet Express that looks more like a squeaking or grinding sound, in this instance, it is quite plausible that it is a drying of the seals and/or the mechanism that is involved. Indeed, because of the sun or heat, your seals can dry up and trigger this distressing window noise on Chevrolet Express. To eliminate it, you will have to take apart the door panel and grease your seals with a non-corrosive product for plastic, it is also plausible that it is your mechanism that triggers this noise, in this instance, the same solution but on the mechanism directly. If this squeaking noise after checking is not from your door, have a look at this content about squeaking noises on Chevrolet Express to locate the source.
I experience a noise of motor-type Chevrolet Express glass
Finally, if you encounter a window noise on Chevrolet Express that looks like an electric motor noise when you move your window up or down, it is very likely that your window electric motor lift is at the end of its life. In most cases this should be linked to a much longer raising or opening time. Verify the motor condition and have it changed if required. If this noise is not from your window motor but from something else in your door, have a look at this content on door noises on Chevrolet Express.