What does it mean when your car engine makes a hissing sound?
A quiet purr or a muscly growl, fine. But something that sounds like a passel of snakes writhing under the hood often leads to a diagnosis of ill health. As with any out-of-the-ordinary sound emanating from your car or truck engine, hissing should be investigated ASAP.
Why does my Chevy Silverado make a hissing noise when I press the accelerator?
I have a 2004 Chevy silverado 1500 with a 5.3. 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. I just got the intake gasket changed still didn’t fix it does anybody know what this could be? Man if you figure it out, post it up!
What does that hissing noise from my AC mean?
The compressor hissing or shrieking is a serious situation: it means the pressure inside the compressor is too high. If you hear hissing, or worse, shrieking, coming from your compressor, turn off your air conditioner immediately and call a technician; do not restart your air conditioner until it has been looked at by a professional.
A quiet purr or a muscly growl, fine. But something that sounds like a passel of snakes writhing under the hood often leads to a diagnosis of ill health. As with any out-of-the-ordinary sound emanating from your car or truck engine, hissing should be investigated ASAP.
Why does my car make a popping noise when I Turn on the engine?
If a belt is worn or frayed, often a piece will peel away but remain attached to the belt. This turns into a large, flapping noisemaker as it rotates through the pulleys and slaps against mounts, water pumps, alternators or whatever is in the way. This will make a rhythmic slapping or popping sound very different from an exhaust leak.
Why does my transmission make a whining sound?
In some rare cases transmissions have been known to make whining sounds also as they have similar pumps and use similar fluids, but since your transmission is much bigger and on the other side of your engine, it is usually pretty easy to tell where the sound is coming from by simply popping your hood and listening for the sound at idle.
Why does my car make a squealing sound when I idle?
While the serpentine belt is off while you’re checking the idler pulley check the rotational sound of the these additional sources of a squealing or squeaking sound. Alternators are prone to this kind of failure due to the additional rotational speed of a smaller pulley the unit’s bearing can heat up causing the bearing failure.
Why does my car make a whoosh noise when I accelerate?
It happens only when accelerating slightly hard. the engine makes a ‘whoooooshing’ sound when accelerating slightly hard, normal acceleration is fine – it sounds like a burst of wind noise which is what i thought it was, but its definately not that as iv tested it many times now. What on earth is it? A turbo leak?
When does a noise come from under the bonnet?
Yesterday i noticed a very strange noise coming from under the bonnet whilst driving. It happens only when accelerating slightly hard.
What should I do if my car makes a whining noise when accelerating?
Drive your car slowly over a smooth and even road, and try to feel and hear whether there is anything out of the ordinary, especially as you shift gears. Then, accelerate quickly and continue to listen and feel for anything that’s off.
Why does my car make a hissing noise during acceleration?
Hi There, There are many things that could be caused by this, however a a common symptom of a vacuum leak is a hissing that will become more noticeable during acceleration as you describe. High idle speeds or in some cases rough idle and stalling are also signs of a vacuum leak.
How to diagnose a hissing sound in your engine?
Diagnosing a Hissing Sound in Your Engine 1 The Good, the Bad, and the Ugly. A hissing sound is usually not good, but don’t panic yet. 2 Inspecting the Engine Safely. A visual inspection of your engine is the first order of business. 3 Possible Causes and Fixes.
Why does my Mercury Sable stall at 2, 000 rpm?
Rough Idle problem, be careful WRONG Idle Control valves IAC are being sold for this year model, that cause super high idles over 2,000 rpm then settles down. Looking inside it, it has a little brass shaft with a spring extending out.
Why does my radiator make a hissing sound?
Your first examination after confirming that there’s a hiss someplace should be visual. The really bad hisses will be accompanied by a major release of some sort. It might be that coolant is escaping in the form of steam from a small hole in your radiator or one of the radiator hoses.
Why does my Nissan make a whirring noise?
Nissan: turbo is making a whirring noise now and again. I have a Nissan Patrol 3.0Di. The turbo is making a whirring noise now and again. I need to know what it may be before putting it in for repairs. Could it be lack of oil, a bearing has gone or somethi … read more
Why does the gas pedal make a hissing noise?
If you own a high mileage vehicle, you may start to notice hissing noise coming from the brake pedal. The noise may be there constantly, or you may only hear it when you press the gas pedal. If you hear a hissing noise from the brake pedal area, it means that the brake booster is failing.
Why does my 2005 Nissan Altima make a squealing noise?
Subaru and Nissan factory t… I have a 2005 Altima that has started to make a squealing noise under the hood whenever the cold air is turned on; the A/C does not even have to be on. Why is this? How do I fix it? … read more We have a 2000 nissan altima w/150k miles on it.
Why does my car make a whining noise when I increase speed?
There are many possible causes why your car makes that whining noise whenever you increase your speed. It may be that a small part has broken down and needs to be replaced, or perhaps your car needs a major overhaul that costs thousands of dollars.
Why does my car make a ticking noise when I accelerate?
Rod knock could be the possible reason for a major engine issue. When the bearing connected to the rod wears off or gets damaged, the rod knocks around the crankshaft and creates a metal-to-metal sound. You will hear a rhythmic, loud ticking noise in engine when accelerating.
Why does my car make a low pitched hum?
While driving, you hear a low-pitched hum. As you accelerate, the noise gets louder—maybe it sounds like an airplane taking off—but after a certain speed the volume is consistent. When you make a turn, the noise gets louder; but if you turn the other way, it disappears.
Why does my car make a hissing noise when I shut off the engine?
It could also indicate a deeper problem within the transmission. Hissing or sizzling under the hood: Heard when the engine is first shut off, something is leaking. Coolant or oil could be leaking onto a heated engine part, such as the exhaust manifold; a vacuum line could be leaking; or the engine could be overheating.
When does a manual transmission make a whining noise?
A manual transmission is only turning when the car is either in motion, or when the transmission is in Neutral and the clutch is engaged (your foot is off the pedal). So sounds that occur while the car is stationary and in gear are most likely associated with the clutch.
Why does my car make noise when not in gear?
If the car doesn’t make the noise when it is not in gear, chances are it isn’t an engine noise. Race the engine gently with the car in Neutral and listen carefully for any signs of the offensive noise that are associated with the engine speed.
Rod knock could be the possible reason for a major engine issue. When the bearing connected to the rod wears off or gets damaged, the rod knocks around the crankshaft and creates a metal-to-metal sound. You will hear a rhythmic, loud ticking noise in engine when accelerating.