Have you noticed that your car’s air conditioning system is making weird, hissing noises? If you find it, please do not ignore it, as it is a warning sign that something is wrong. Car A/Cs are a crucial component of the vehicle and are prone to problems compared to other parts. One of the symptoms that indicate that something is wrong with your car’s a/c is a hissing sound.

For More Info : why your car’s a/c is making hissing noises.