It is never pleasing to discover a sound you don’t know anything about and comes from your car. So what if you discover a noise that remains in the cabin of your Mazda CX 7? It is highly plausible that this is a insignificant problem, but before being sure of that, it is better to do some verifications. Our team has written this article to help you identify and fix this cabin noise. First, we will look at those that come from the dashboard, then noises from the cabin, the doors, and finally the plastic noises on Mazda CX 7 that appear when it is hot.cabin-noisemazda-cx-7

Reasons that can cause noise in the passenger cabin of your Mazda CX 7

I encounter plastic rattling noises on the dashboard Mazda CX 7

One of the plausible elements that can produce a plastic rattling noise in your Mazda CX 7 is that your dashboard, after a repair or vibrations suffered during its lifetime, it may have fasteners that have come loose or unscrewed. Try to establish the specific place of this plastic rattling noise on Mazda CX 7 and using your vehicle’s technical manual try to examine the tightness of all the screws involved. Otherwise take your car to your auto mechanic.

I perceive noises in the cabin Mazda CX 7

The second most basic possibility of a cabin noise in your Mazda CX 7 is that some components that come apart may be loose, either because of too frequent disassembly that would have reduced the holding between these parts, or because of vibrations. Think about checking your ceiling light which is frequently the cause of a cabin noise on Mazda CX 7. Otherwise open your doors, those closest to the source of the noise and examine all the openings, covers that are installed there, some may have moved and therefore vibrate while driving. In most cases putting them back in place or gluing them is enough to solve the problem.

I encounter door noises on my Mazda CX 7

If you feel a plastic noise on the doors of your Mazda CX 7, it is plausible that it is one of your door trim fasteners that is destroyed, or a screw from an internal mechanism of the glass for example or the loudspeaker that has unscrewed and therefore makes the component in question to rub against the door interior. Feel free to take apart your door trim to find the origin of this plastic door noise on Mazda CX 7. For more details on door noises on Mazda CX 7, feel free to look at this article.

I discover a cabin noise when hot Mazda CX 7

If, on the other hand, you experience cabin noises in your Mazda CX 7 when summer comes or when the outside temperature is warm, it is sadly obvious that this issue manifests itself more during these periods. In fact, plastic being a rather flexible material will expand with heat and will therefore much more easily rub on other plastic or metal parts, this is what will generate cabin noises when hot on your Mazda CX 7. It is difficult to resolve this problem, you can always look for the exact origin of the noise, and try to put foams or tape between the expanding parts to limit their noise from their expansion.