You may be surprÂ­ised to discover that a carbon monoxide (CO) detector really isn't a complicated piece of equipment. Housed inside a plastic chamber approximately 3 inches (7.6 centimeters) in diameter are parts that work in unison to alert a househoÂ­ld when lethal gas is detected.
This type of noise is usually caused by malfunctioning valve lifters or an exhaust manifold leak. If the noise lasts for more than a minute and completely disappears or dimishes after the engine is warm, the most likely cause is an exhaust manifold leak.
Belt noise: it is annoying and is usually a sign that something is not working properly under the hood of your vehicle. While the belt is often blamed for belt noise, the belt is rarely the actual cause. The No. 1 cause of belt noise is misalignment within the belt drive system. And there are two distinctively different types of belt noise, âChirpâ and âSquealâ. Each has its own unique characteristics, causes and solutions.