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.
If brakes on a vehicle make any type of noise under driving and braking conditions, it is the sign of a malfunction. Noises may be a variety of brake and brake mounting systems failures, or they may be other problems that occur when the motion of braking creates movement in another part. clunking or banging noise may be audible when applying brakes on a car. Harder braking creates a louder noise at higher speeds. This can be a failure of steering parts like the rack-and-pinion steering on a front-wheel-drive vehicle or tie rod ends on a rear-wheel-drive vehicle.