I have a 2004 Chevy silverado 1500 with a 5.3. Here are the most common causes of whining noises when accelerating: 1. @jerv Oh I know, but its a pretty typical symptom, and very easy to spot. I have a 2004 Volvo XC90 AWD T6 and when the engine is cold, there is a high-pitched whistle for about the first half-hour of driving. If I accelerate, the sound either disappears or it's very faint. Looks like oil and no radiator fluid traces on it. But I did not see anything yellow. When accelerating, we hear a whistling/squealing coming from what appears to be the rear of the engine - internally. For some people, a turbo whistle can be annoying, but to others, it’s actually desirable! . I took it to the dealership but it hasn't been able to come up with an answer. Ticking. If a sound has just popped up, it could very well be an indication of a problem. Does your speedometer work correctly? If you would like to write a letter to the editor, please forward it to letters@globeandmail.com. It has a yellow colored ring handle and “engine oil” is stamped on the ring. I will look into belts, radiator cap, intake manifold, filter housing, air filter….head gasket :S… Thank you! I know exactly what you’re describing, as all my previous cars have had the same, but I am not seeing it under my hood. I got back in the car and revved it up and it got louder. Of course, that is merely a possibility, as I can think of a few things that will make a car whistle, including not rolling the window quite all the way up. – will cause a whistling sound. Getting the belt tightened and the … Sometimes a water-pump that is on its last legs will make a NOISE. We had trouble talking to the server. I hear this subtle whistling noise (almost like crickets chirping really fast) only when accelerating at highway speeds. Easiest way to find yours is probably just to go to google, type in ” dipstick location” and then click “images”... someone probably has an image of your engine bay with a nice arrow pointing right to it. Loss of power is another possible symptom of a blown head gasket. This question is in the General Section. I doubt if it’s a hole in the exhaust system; I think that would manifest more as a “booming” or other loud sound that would not be confused with a whistle. yesterday on the way home from work I noticed a high pitched whistling noise coming from the engine area. I recommend a compression test. I could faintly hear it in the belt area on the passenger side of the engine. There are no cat codes and we do not see any of them heating up excessively. I would suspect that this may be one of the problems with the A/C: these critters often find a way into the cabin air ducts and make nests there. whistling/squealing/whining engine. Never dealt w/ power steering fluid so I guess it could be that. When your car is accelerating the engine is working hard to push your car faster and faster so the noise you are hearing may be normal sounds. The main noise I hear when accelerating is the intake resonator sitting on top of the engine. Hi, I have a 2011 Galaxy 2.0tdci. If it’s not a belt as mentioned above then a leak in the intake or exhaust could cause whistling. Need more of a description than a whistle. The reason I had opened the bonnet was at idle and driving (not accelerating) there is a loud sqealing/whining coming from the engine at the front right. The most common noises cars make during acceleration is either a sucking wooshing sort of sound or a loud exhaust noise. I am going to start Googling blown head gasket symptoms right now! I don’t know why this is but it can’t be a good thing. Could this be a split pipe? Also, if the sound isn’t necessarily new, cars with turbos will whistle when they accelerate as the turbo spools up. The duct system needed to be partially disassembled and vacuumed, and the pieces pulled away from the fan itself.). This may cause the noise you are hearing during acceleration. Financing with the car store or financing with a bank/credit union? That means: If you do not see your comment posted immediately, it is being reviewed by the moderation team and may appear shortly, generally within an hour. Mine is a 2013 1.6T no mods. Water pump has supposedly been changed recently. Low Engine Oil. 351 King Street East, Suite 1600, Toronto, ON Canada, M5A 0N1, Just $1.99 per week for the first 24 weeks, var select={root:".js-sub-pencil",control:".js-sub-pencil-control",open:"o-sub-pencil--open",closed:"o-sub-pencil--closed"},dom={},allowExpand=!0;function pencilInit(o){var e=arguments.length>1&&void 0!==arguments[1]&&arguments[1];select.root=o,dom.root=document.querySelector(select.root),dom.root&&(dom.control=document.querySelector(select.control),dom.control.addEventListener("click",onToggleClicked),setPanelState(e),window.addEventListener("scroll",onWindowScroll),dom.root.removeAttribute("hidden"))}function isPanelOpen(){return dom.root.classList.contains(select.open)}function setPanelState(o){dom.root.classList[o?"add":"remove"](select.open),dom.root.classList[o? We aim to create a safe and valuable space for discussion and debate. The sound you are hearing is air leaking across a damaged gasket or a warped sealing surface. Pretty sure it’s the engine, positive it’s coming from somewhere at the front of the car. I’m not sure how long it’s been going on. No other codes coming up. I know your shop is having a tough time with this Ken, but this is easier than it sounds. > The reservoir you found sounds more like power steering or brake fluid, not oil. Others could be slightly different, but they’re usually pretty easy to check. ... and they say it is "normal" engine noise for the R56 and R55. My immediate thought is you have a belt going bad. Although oil was changed recently. I can’t think of any other single thing that would cause both whistling and taht degree of power loss… though I allow for the possibility that your engine has multiple problems as well. I think it is worse when the A/C is on. Signs of oil leak? Does a lot of smoke come out of your tail pipe? They all have had some sort of loop at the top and been between a foot and three feet long. When the belt no longer moves smoothly along the pulleys, it makes a noise when the car is accelerating. It recently started making a hissing noise or kind of a sucking air noise coming from the drivers side of the engine like by the intake when you press the accelerator. Turning on to synced wipers and headlights, Why the Honda Civic GX will win green award, Due to technical reasons, we have temporarily removed commenting from our articles. If you are looking to give feedback on our new site, please send it along to, To view this site properly, enable cookies in your browser. A whirring sound that rises and falls with engine RPM can be a sign of a minor adjustment need or a serious repair on the horizon. You might want to just go ahead and swap the transmission fluid, check the old fluid for metal shavings. This will help with everything. 13 years old and agree to the It came in around 2000 rpm. The other noise … Sure it could be turbo spool or bypass valves relieving pressure, but honestly i find it hard to hear the turbo on this CRV engine compared to my VW GTI or Subaru's I have driven. 2016 1.6 Kadjar. There was a black plastic thing that vaguely looked like a syringe top that I was able to pull out that had an H and L stamped on the dipstick end, and I’m assuming this is the oil dipstick, but it looks nothing like any other dipstick I’ve seen. Video clip of wet joint. Is anyone else noticing this? This all started about one year ago. The change to the noise once the engine warms up suggests that a gasket surface is not mated properly. Click here to subscribe. !https://www.youtube.com/watch?v=u6ZrsUKwnq05 signs your brake system is failing! This happened on my 323cic without a check engine light and on my brothers 323i with a check engine … -The whistling seems to start around 20 mph and continue as speed increases but cannot be heard at lower speeds. Sort of an ethereal whistle. At a glance: Common causes of whining noise when accelerating There are many possible causes why your car makes that whining noise whenever you increase your speed. Take a look at your engine oil, if its “milky” then you blew a head gasket (more than likely). Welcome to The Globe and Mail’s comment community. Only happens on half to 3/4 throttle. Assuming that this has been going on for longer, I am leaning towards “multiple problems”. https://autovfix.com/whistling-noise-from-engine-when-accelerating You press the accelerator pedal, the engine runs faster, you release, it slows down to a smooth idle. Just had a thought…do you have air conditioning? I drive a police car that had the same symptoms. -----. I am gonna look again later today. It’s not the exhaust or the windows. A born head gasket generally lasts less than a week before the engine quits. Readers can also interact with The Globe on Facebook and Twitter . If the whistle gets worse the faster you go, that would be indicative. Thanks both of you… I am going to check the oil and radiator today and see if I can find any evidence. The whistling is from your exhaust system.I had mine replaced once at 30000 kms and it started again at 80000 kms.I replaced the stock system about a month ago with a GTR no more whistle.Take to a dealer and have them fix it I think it may be warranty work. > What kind of car is it? Symptom: Low, Growling Sound When Turning the Steering Wheel Some kind of a hole in the exhaust system is also a possibility. If the dipstick isn’t fully installed, air leakage past the stick can sometimes cause this whistling effect. I’m not sure if this was happening in week #1 but it’s been going on for week #2. . Read our, I'm a print subscriber, link to my account. EHow says this about its location – :crying: If I take my foot off the accelerator to let the car coast, I hear the high-pitched whistle. Since they rely … > If it seems to be related to the transmission, is it an automatic or manual? -There is no residue or sign of oil at least on the inside of the radiator cap. If the whining noise while accelerating is loudest while taking a turn, the problem may lie in the power steering assembly. A loose fan belt, especially in wet weather. – the substance will always move from an area of high pressure to low pressure. I’ve never known this to cause a problem with the engine itself, though, unless the coil wire or spark plug wires or some other crucial component is damaged past a point of being able to function. I think it becomes more noticeable as I accelerate but that it’s always there. Oops. I do have experience with turbo engines and it sound similar to Turbo Diesel engines at idle speed. Whistling noises that occur when accelerating a vehicle are often due to vacuum leaks under the hood. If it’s not a belt as mentioned above then a leak in the intake or exhaust could cause whistling. I would like to think you would know if you have a turbo on your car, which would definitely whistle. Any help would be greatly appreciated. My sound is nothing like this. If this pressure differential gets close to being equal (it will never be completely equal), the whistle will stop or lessen. If so you could have a leak in the pipe, has it been working as efficiently as it used to? Reply 1: More then likely this is a vacuum leak. Fuel injected engines measure every little bit of air entering the engine and the Positive Crankcase Ventilation (PCV) system exposes the crankcase to this intake manifold pressure. When I got home, I put it in park and popped the hood. Some information in it may no longer be current. If it’s a whistle, perhaps you have a hole in your exhaust system. Sounds or noise is very subjective and hard to compare on an internet forum. I would guess a belt, too. The Honda tech couldn't hear it either. In a properly functioning induction system, which seals out all extraneous air, there will be no noise or whistling. Another possible problem that may cause this is a bad serpentine belt or one of the belt pulleys. This is a cheap and quick method to check for "vacuum" leaks, but unfortunately this is followed by the expensive part – the repair. If something is ticking and clicking in your engine, check your car’s oil tank. (Air or hot gas coming out, as in exhaust, would be louder.). This is quite common, in fact. Blown head gasket could be it, but that would have to be a short lived problem as typically that leads to getting coolant into your oil and gumming up the engine. My Colorado has a whistle when I get up past 20 -30 mph . Problem is that the engine has no power. The noise is separate from the turbo spooling. (I once turned on my fan at the beginning of the winter season, to run my defroster and cabin air heater, and was rewarded with a shower of chewed-up acorn bits. If work has been done on or around the intake system, it’s possible that something could be damaged. I have only driven this car for about two weeks, separated by about a month. © Copyright 2021 The Globe and Mail Inc. All rights reserved. Don’t have a turbo. An automobile relies on constant vacuum pressure to operate correctly, according to 2CarPros.com. You mention that this has only happened within the last year. When things aren’t right, you know it. To join, you must be at least That's normal. The head gasket is still possible though. This restriction creates a very low pressure (or vacuum in lay speak) which provides a means to accept fuel from the fuel injectors and take this mixture into the combustion chamber. If it’s a modern 4 cylinder car, the dipstick will probably be up front, sometimes they snake through the exhaust manifold, most of mine haven’t been colored any particular color that I can recall. It does not seem to be overheating, at least according to the temperature gauge which is planted in the reasonable middle between C and H. I suppose it could equally be “multiple problems” as this car also has transmission, brakes, and body issues (i.e. And, the stick was only about ¾” long so not too much oil/whatever it is on it to look at. Do you have a tachometer? It looks like it’s exactly where you described, by the firewall on the driver’s side. Leave it overnight. Avoid the use of toxic and offensive language. As the name suggests, a turbo whistle sounds like a high pitched whistle or whining sound, heard when the turbocharger kicks in as you accelerate and the revs go up. The symptoms you describe have diagnosed the problem for us. Check out my other videos:12 signs your engine is going bad! Will towing too much weight damage my car? Whistling sound when accelerating. I just got the intake gasket changed still didn't fix it does anybody know what this could be? However, if the shop has performed a repair this past year, you should be able to strike a "goodwill repair" with the shop – if it wants to keep you as a customer. If the motor can’t handle the load of the A/C then there are some serious issues here, possibly related to the whistle. terms and conditions. About a week ago, I noticed a high pitched tone from my ecodiesel when I was accelerating or going up hills at highway speeds. All the hoses and connections look to be tight. Please try again. @tedd Of the three I’ve blown, none smoked. The heat of the engine expands the metals and plastics that make up the intake system, thereby changing the relationship between the offending engine parts, which reduces or eliminates the whistle altogether. If the car doesn’t make the noise when it is not in gear, chances are it isn’t … Discovered it was a blown head gasket on the engine. The change to the noise once the engine warms up suggests that a gasket surface is not mated properly. The main reason for the whining might be a loose belt, that runs over the power steering pump’s pulley. The heat of the engine expands the metals and …

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