That sound indicates that the serpentine belt isnt gripping the pulleys. When you first start your car, the serpentine belt may make a loud and long whining sound before going relatively quiet. It had what. A good place to start would be to check the transmission fluid. A damaged alternator means that the normal voltage will not be maintained in the cars electrical system. They work in active suspension systems, as well as other systems that use a hydraulic drive. Chevy Sonic Humming Noise Getting Louder With Speed: How to Fix Or, you can watch the video below. The humming sounds coming from your car could indicate a failing differential. Symptoms Grinding or humming noise In general, it is advisable to change the second bearing on the same axle even if there is only one defective wheel bearing in your Chevy Sonic. It takes away the enjoyment of driving your pride possession. Heres what a bad wheel bearing sounds like: A bad wheel bearing can cause a humming sound. A corrupted ground wire almost always causes alternator whine to the radio. Or, you may lose some functionality such as the power steering if the power steering pump fails, or air conditioning if the compressor fails. Mechanic's Assistant: Is it just the ABS light? 6 days ago It is possible the humming noise youre hearing while driving your Chevy Sonic may not be due to a defect, but because of the type of tires youre using, especially if you started hearing the noise after installing new tires on the rims. This can cause a ticking noise as the object that is stuck rotates around the wheel and then touches the road. However, how soon they fail depends on driving habits. Chevy Sonic Whining Sound: Identification + How to Fix I just bought a 2006 quad cab chevy silverado 1500 with 39500 miles. Also, the noise is variable depending on the speed AND the duration of noise is also speed dependent (going slow, the thump is drawn out. But the procedure is very similar on these models! But if the seals fail, water and dirt can enter inside the wheel bearing and contaminate the lubricant. Here are the most likely causes of a vehicle whining when starting: Your Sonics serpentine belt turns all of the engine accessories. This could be a small leak in the exhaust system or air intake system. The drivetrain includes the transmission. Weve outlined the most common reasons why a humming noise in your car gets louder with speed. As long as you have the dipstick out, go ahead and check the transmission fluid color. A corroded exhaust system is prone to leaks, creating more problems for you. Different model years have different coverages. 2012 chevy sonic. When your Chevy Sonics water pump goes bad, itll make a squeaking sound. Everything I read says check for play in the wheel from 12 to 6 o'clock, any other suggestions to find which wheel bearing it might be, or anything else to check? If there is noticeable grinding or droning noise inside the cabin of your Chevy Sonic when driving, you should definitely consider bad wheel bearings. Unbalanced wheels will vibrate when driving. Front and rear differentials improve handling. Failure to install the bearings as per the manufacturers instructions will likely cause problems. Run your hand along the tread. And when we press on the gas the car shakes and rattles and vibrated a lot! Slow or hanging shifts. It picks up at the exact point where you can see what cupped tread looks like. Off-road and snow tread tires are notorious for making a loud humming sound. It is necessary to set the speed to neutral so that the wheel rotates freely (this can be omitted if wheels are being checked on a rear-wheel-drive car. Catalytic convertors overheat due to the exhaust systems excessive amount of unburned fuel or gasses. A noise you hear at idle and a noise you hear only while driving are two very different problems. You can hear it when you're outside, but it. Blower Motor Making Noise? - Diagnose and Fix - 1A Auto It is important to know exactly where the humming sound comes from because this can indicate a serious problem with the car that needs proper repairs. All you need to ensure is that you have the necessary tools. Humming noise is a symptom of an underlying problem with your Sonic, which must be resolved urgently for your safety and driving comfort. Auto Noises: My Car is Making a Humming Sound Air escaping through a leak can also cause a distinct "humming" noise. 1. With uneven tire wear, you may also notice: If your Sonics wheels are not correctly balanced, it can cause a humming noise when driving. Tl the contact owns a 2014 Chevrolet Sonic. There are many reasons why your Chevy Sonic is making humming noise at high speeds. You can tell them apart in most cases by doing this simple test on your Chevy Sonic: If you suspect a bad wheel bearing, jack your Sonic up and free-turn each wheel. Wiggle the steering wheel back and forth. Tires that are cupped or scalloped have uneven tread wear across the tire. Brakes make a crunching or thumping noise when pressed when I start driving and takes a while to stop. 2008-2009 Pontiac Montana SV6, Torrent. Transmission gasket pan damage or failure. Or, you can watch the video below. So, after starting the car you will hear the hum for 2-3 minutes because the pump tries to pump thick liquid. If the noise worsens, its probably an issue with wheel bearings. $99.99. Since the gear train has not been engaged in drive, it rules out all the other components. In the event of emergency braking, this has a negative effect on the braking distance and the steerability of the vehicle. Why Do Blower Motors Fail? A noise you hear at idle and a noise you hear only while driving are two very different problems. The following suspension issues usually cause cupping: If you find cupping on the inside tread of your Sonics tire, suspect an issue with the wheel alignment. Depending on the car, they may not require attention for more than 100,000 miles. 2008-2010 Pontiac G3, G6, Vibe, Wave. You can do this by using a dipstick. You will want to check it for color and metal content. This is not only the cause of discomfort for the driver and passengers but also the cause of the hum. Like in the case of a damaged wheel bearing and low transmission oil level, the sound is louder. It can be assumed that both bearings were subjected to roughly the same stress and that the failure of the second bearing is imminent. 7 Annoying Car Sounds and What They Mean - Bob Vila Gen 7 Problems/Service Issues/Troubleshooting, Gen 8 Problems/Service Issues/Troubleshooting. For components like the power steering system and transmission, clean fluid can go a long ways towards ensuring these components last for the life of the car, if not longer! A defective wheel bearing can be the cause of humming noise in your Chevy Sonic. If you frequently drive your Sonic on bad roads with lots of potholes, drive over curbs with force or drive quickly around corners, the service life of the wheel bearings is significantly reduced. The most common reason for your Chevrolet Sonic to have a ticking noise/sound coming from under your car is having something lodged in one of your tyres. If you notice a humming noise that increases in intensity as the engine rises in speed, it points to a malfunctioning transmission pump or pump shaft. If you have a rear-wheel-drive or all-wheel-drive car then the humming noise can be caused by a worn-out rear axle reducer, especially if the noise is heard from the back of the car. The most common causes for humming noise in Chevy Sonic at high speeds are bad wheel bearing, uneven tire wear and using tires with large tread blocks. If it didnt change, its likely a tire-related problem. 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O. I gained a lot of experience in this field and I like to share important tips and tricks. We always perform a final test drive after the work is completed to be sure the problem is resolved. Jack up each wheel and spin it freely. If your exhaust manifold gasket is damaged or the oxygen sensor is loose, the noises tend to go away when the engine warms up. Show example Chevrolet Sonic Noise from engine or exhaust Inspection prices Your car's engine makes quite a racket. Thats a great indication that it is probably the power steering pump making noise. Bad wheel bearings and bad tires have a similar sound.