![]() ![]() Brake pads will indicate its time for their replacement by emitting a high-pitched squeak when you brake as a gentle reminder that it’s time to have your brakes checked. The most common reason your vehicle may make a squeaking noise when driving is due to worn brake pads. Trouble with the power steering system makes controlling your vehicle difficult and could compromise your safety. Power steering trouble is a serious issue and should be addressed right away. However, when you hear a groaning sound when turning the steering wheel, often associated with a more difficult turning experience, the power steering fluid may be low due to a leak. The power steering system is a hydraulic system that aids in turning. If the hissing occurs during acceleration, it’s likely there’s a leak from one of the hoses near the air intake. This hissing is really more of a sizzle, as it may indicate radiator fluid has leaked onto the exhaust manifold or the engine block. It’s more likely a fluid leak that is falling down onto a hot area of the engine. Hissingĭon’t worry, a hissing sound that comes from under the hood is probably not a snake hitching a ride with you. These issues are often due to a blocked fuel filter, faulty catalytic converter, or worn spark plugs. These sounds are usually heard coming from the front area of the car and may suggest that the emissions system, fuel system, or ignition system is struggling to operate properly. These leaks are difficult to find but are easily repaired once identified. In fact, a whistling sound that stems from under the hood typically indicates a vacuum leak is present in one of the hoses around the air intake system. Your engine should not whistle while it works. A technician will tell you whether the engine knocking is an internal problem or if a minor adjustment is needed. Take your vehicle to a professional for an inspection right away. Engine knocking is most commonly caused by poor fuel quality or incorrect fuel, poor timing of the engine, or a buildup of carbon. The dreaded knocking or pinging sound while accelerating could indicate a serious problem with your engine. Vehicles that are out of alignment reduce fuel economy and cause premature tire wear. Be sure to have your alignment checked as well. Driving with low tire pressure can be dangerous. If you notice a thumping sound and a bumpier ride while you drive on smooth roads, check the air pressure in your tires. This is a good idea as both are rubber components that become brittle with age and replacing them together, rather than separately, is more cost-effective and saves in labor fees. Consider having the timing belt checked as well. ![]() Replacing this belt or belt pulley should eliminate the sound. A loose or worn fan belt, also known as the serpentine belt, is usually the cause. You may hear this sound while accelerating or right after starting when the engine is cold. Here are some of the most common sounds cars make and their cause: If your car is making a squeaking noise when driving slowly or you hear any other unusual sound, it’s time to seek out a professional for an inspection. Brakes, for example, are designed to make a squeaking noise when it’s time for new brake pads. Believe it or not, some sounds are intended to get your attention as a warning that it’s time for service. Is your car making a squeaking noise when driving? Whether it’s a squeal, click, hiss, rattle, or pop, any noise your car makes can be unsettling. ![]()
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