Knocking Sound When Stepping On Gas


I purchased my new 2015 Sierra late December and it has about 2500 miles on it (Diesel Option) and while going up through the gears on acceleration if I did not know any better I would think the motor was gasser and it had bad gas because it sounds like spark knock. Mine once warm and at idle has a ever so slight valve tap noiseAND a more bothering deeper(but not too bad) slow tick or knock only audible from the front wheel wells or under car. im in this same boat i have this exact rattle when i let off the gas and coast. As long as I release accelerator pedal or step hard on it the sound disappears. Whenever the heat comes on on the 2nd floor, we hear pooping, clicking and sometimes continuously banging sound. Sound like it is coming from under the car but only happens when I'm driving. I have a wierd sound that I cannot locate. Press the gas, and it comes back. He secured the wire. Last night my zone valve started knocking constantly while in the closed position and the Zone Valve Knocking constantly when closed - DoItYourself. I have a 2007 escalade ext and I'm experiencing a clunk noise when I accelerate from a stop or even sometimes when slowing down it seems like it's only doing it on low speed not sure if it's tranny or drive axle I also noticed that when I slow down the Rpms bounce up and down not sure if this is normal went from a f150 to an escalade. Clunking when braking. If I coast the noise again is not there till gas is applied. Another possible cause is a faulty transmission. It does not make this sound when the car is idling or when I am braking. Engine Noise Diagnosis 101. if you gas hard it disappears, but low in 1st gear or reverse or even second it is fully there. To test this possibility, put the car in neutral and lightly press on the accelerator. Like a space heater, your electric fireplace could produce a clicking noise when turned on initially. I just got a used 08 dodge nitro 2008 sxt 3. The knock can be called by the engine timing not being set correctly, or using gas that has too low of an octane for the engine. Knocking noise when accelorating 3 Answers. My car use to accelerate quietly until today when all of a sudden it makes loud noise when I accelerate or hit the gas as if I have a large exhaust (but I don't). The sound is ONLY audible above 1st gear and begins when revs reach about 2k. Hi RFD; This issue is starting to piss me off royally. It kinda sounds like a piece of metal wire wrapped around something else. This sound is caused by colliding flame fronts inside the combustion chamber, which lead to pressure spikes and ultimately that telltale sound. You may find your vehicle dies after this happens, or starts making other types of noises, too. Also mostly present between 15-40mph. First of all, this is not a "water hammer" situation. The knock sensor. Average failure mileage is 40,050 miles. I started recording the noise with my phone after every stop too. The furnace blower comes on after a delay of a few minutes and starts distributing air throughout your home. Then I changed my spark plugs and the noise was gone for a while, only a few days. In my case it is the CVs - exact same noise with a vibration on the vehicle at times (not consistent either). The clicking sound seems to become more severe as I continue using the car. KNOCKING NOISE FROM THE ENGINE COMPARTMENT MODEL SITUATION There is a knocking noise coming from the engine compartment or the engine shakes during: zEngine start zWhen driving off from a stop zWhen applying brakes CAUSE Damage to the right side engine mount. It sounds like if i have a blower!! riest: I changed the transmission fluid and filter and the noise is still there!! What could. Symptom: When gas pedal is depressed, regardless of the car's momentum, I can hear a very fast clicking or more animatedly described, a turning tick from a "wheel of fortune" wheel or like a very light 007 semi-auto pistol going off on full auto. Hi, I was driving on the highway when my gas finished. Detonation is not always destructive to the engine. When I take my foot off the gas to shift, the knocking starts and continues until I'm in gear and have my foot on the gas again. A "knocking" sound from a car's engine while it's running is serious cause for alarm. Some people call it a pinging sound which does not go away. I get a ti. 98% of jobs get matched to skilled tradesmen. This only happens while moving, but neither the brake or gas is being pressed. It's gone cross country, up and through Canada, and is now on Oahu with me. 11 Causes of a Vehicle Losing Power when Accelerating. Knock starts during accelerationi lay of the gas and the knock stopsI step on the gas again and the knock starts again. The detonation type knock may even sound like a part blew off—which is also possible. Detonation could cause serious internal engine damage if ignored. Detonation could cause serious internal engine damage if ignored. Hi RFD; This issue is starting to piss me off royally. The gas valve opens. Hi I have a ln106 hilux and have a noise in the rear diff click/knock at idle in first gear about every 3 feet but only when going up a slight incline and goes when accelerate, drained oil no metal a little bit of black sludgy stuff on bung, it's a lsd when I jacked back end up by turning one wheel other one turns the same way. When driving down the road, it will make this noise till 2,000-2,500 RPM then quiet down. The sound comes and goes I hear it with the driver side window down coming from under center, I hate to think it may have anything to do with the transmission, because that is working fine no troubles at all. I didn't notice any noises when i test drove it, however the past few days i notice a painful clunk sound i can't really figure out where it is coming from. But starts again as soon as I press the gas again. Loud noise when I hit the gas (possibly from exhaust?) and possible trans problem Hey car experts, maybe you can help me with my problems. and waited for the temp gauge to be at mid before I started to move and step onto the gas paddle. My noise sounds sorta like the idle of a diesel engine, happens warm or cold, at any RPM or speed, and goes away the second you take your foot off the gas pedal. The sound goes away temporarily when you step on the gas. If your rod bearings have worn completely out or become too loose, it is only a matter time before the bearings fail. I have change my oil but yet still the knocking sound did not go away. The furnace burners light. 2012 BMW 328i with about 9000km. The sound will cease when I slow down, and I won't hear it until I go around 50 mph again. The clutch on my 300 is very noisy, makes a knocking sound at idle but when I pull in the clutch lever it goes away. Later on, however, the ticking returns and repeats its cycle. If the pen is more than a month old, the coil may need to be replaced. If it particularly happens when you accelerate the engine, you can pin down the problems on common failures of several components. This sounds more like a plastic screwdriver handle tapping on the case, or if you knock on a helmet with your knuckle. What's That Noise? 10 Ways to Identify Car Issues By the Sounds It Makes. On Knock Intensity and Superknock in SI Engines gas” ahead of the advancing flame front, which depends on the so that a crank angle step of one CAD would. Open the water heater’s drain valve by turning a small slot on the valve. Press the gas, and it comes back. Once I step on the gas its there again. Like a space heater, your electric fireplace could produce a clicking noise when turned on initially. Sometimes, it knocks for 3-4 times, at other times for 8-10 times, and then it goes away. One thing that may disturb a driver is strange noises, such as squealing or squeaking, coming from the vehicle when the engine turns on. It may even get worse as you step on the gas pedal. The car has done about 100,000kms. If you hear a loud tapping or knocking sound in your engine, pull to the side of the road and call for road service. I haven't had very many complaints with it. I have a '99 3. Whenever you drive my car, it makes a noise, it gets louder when you gas it and the RPMS seems to jump a tiny bit when just sitting and the noise gets louder then also, it does not however get louder when you turn the wheel from side to side. Knock, as the ECU is programmed, is due to either bad gas or the engine needs a tune-up. Water heater noise diagnosis: Water heater noise troubleshooting & repair How to diagnose and cure water heater rumbling, clanking, cracking, or other hot water heater noises Advice and photo-guide to de-liming and de-scaling hot water heaters - Scale formation in water heaters and methods of prevention How to remove silt or debris from the hot water heater tank Rate of deposition of lime and. But I noticed the other day that whenever I press the gas there's a tap noise for a second and goes away, it happens every time I put my foot on the gas. A few days ago I noticed everytime I accelerate from a dead stop there is a knock noise one time. On further inspection (my neighbor's ears while a step on the gas) it does not seem to be an internal engine issue but instead a rattling heat shield somewhere on the exhaust path. k since ive pick up my camaro it makes this knocking noise when you step about half throttle, also theres no power whats so ever when this knocking noise goes on but when you slam gas it goes awayim guessing ignition but im not absolutly sure anybody got tips on what might be the problem????? any info would be great thanks!!!!. stepping on the gas does not accelerate much at all. Details Chevy Equinox and Traverse Questions and Answers. Do yourself a favor and to the easiest step first: siphon off that old, stale gas and refill with the highest octane you can get. I have the origional disks in the pipe (8) and the quad seems to be running great. Nonetheless, you should never turn a deaf ear to grinding noise when braking because it could endanger your safety! The car has to generate plenty of heat energy through friction every time you push the brake pedal. It may even get worse as you step on the gas. For over a year I've noticed a kind of ticking sound coming from under the truck when accelerating only. It sounds like if i have a blower!! riest: I changed the transmission fluid and filter and the noise is still there!! What could. Identifying Weird Car Noises. When I'm driving, I have this sound like metal hitting metal. I get a ti. The clicking noise should only occur once the accelerator is pressed. Your engine's knock sensor records engine noise (known as "knock") and sends these signals to the engine computer to pull ignition advance out of the cylinders to avoid further pinging, or knock, which can damage the engine. 3L)under the cavitation plate and just fwd of the trim tab its all the same. Clicking sound under load at very low speed - pulling away etc. 2012 BMW 328i with about 9000km. The sound happens to be isolated in one of the baseboard heater upstairs directly above our master room down stairs and the sound is so annoying I haven't been able to sleep for days. The damage may be subtle (1st picture) or obvious (2nd picture). When the engine is cold on start up I get a tapping noise that use to last about 15 seconds, now its up to 30 seconds. Most people will hear a knocking sound when there is a mechanical problem somewhere in their engine. it sounds like the rear driver side. Got a new fuel pump, got the injector nozzles cleaned and it still won't accelate. It sounds like something is loose. Details Chevy Equinox and Traverse Questions and Answers. Ive noticed that when the steering wheel in turned all the way in one direction and the transmission is placed in reverse, while backing up a knocking noise is heard at the front axle. A little. While doing about 25-30mph, if I SLIGHTLY press the gas pedal down, the rattle was fairly constant (or lasted much longer than any other time). I called a Dodge dealership about this a year ago and the service writer told me its nothing to worry about, that the Hemi engine is noisy anyway and if they were to adjust the noise out it would simply come back in time. How to Silence Your Noisy Hot Water Heater: Home Clinic Flushing the sediment out of a water heater improves its efficiency and prolongs its life. I haven't had very many complaints with it. The tire back on the noise goes away for about 20 mi of driving, but then comes back. It sounds similar to a rod knock or diesel knock in tone. Below are the 11 most common reasons for a car or truck losing power when trying to accelerate:. I never used to hear that inside the car. Tail pipes have many different bends to fit around the chassis (Metal car frame) and driveline components. Water heater noise diagnosis: Water heater noise troubleshooting & repair How to diagnose and cure water heater rumbling, clanking, cracking, or other hot water heater noises Advice and photo-guide to de-liming and de-scaling hot water heaters - Scale formation in water heaters and methods of prevention How to remove silt or debris from the hot water heater tank Rate of deposition of lime and. When i press the gas pretel i dont hear it but as soon as i release it i does it loudlyI can also hear it when the cars in park and idel but it is lo. The knock can be called by the engine timing not being set correctly, or using gas that has too low of an octane for the engine. 11 Causes of a Vehicle Losing Power when Accelerating. Hi, I was driving on the highway when my gas finished. I had the dealer check it out during the 45k service and had him stumped for a good part of the day. i belive it is normal. Do this while driving about 25-30 MPH (apply e brake slowly with your foot off the gas to make a slow stop), slowly allowing the brake to stop the vehicle. I am going to put the truck up on ramps and inspect the path back. This sound is caused by colliding flame fronts inside the combustion chamber, which lead to pressure spikes and ultimately that telltale sound. Knocking noise when accelerating from stop, motor mounts??? I have a 2013 Volt with 58k miles. A second system for reducing pre-ignition is the knock sensor(s). Now, these engines are known to develop a knocking sound and it can usually be attributed to needing a valve adjustment but let me take this a step further; they are also oil sensitive, you MUST maintain the proper level in the crankcase and you MUST change your oil when it needs it. Engine knocking refers to the metallic sound an engine can produce when pressure is applied to the gas pedal. com Engine knocking refers to the metallic sound an engine can produce when pressure is applied to the gas pedal. The sound is most audible from the back seat (where this video was taken). Now, let's talk about that clicking noise. When I take my foot off the gas to shift, the knocking starts and continues until I'm in gear and have my foot on the gas again. Credibility is important. Note: You may not see any sediment come out at this point. 98% of jobs get matched to skilled tradesmen. it's got just about 96k on the clock and a couple of months ago I noticed a knocking on tight, low-speed turns. When the engine is running, the powertrain control module (PCM) learns a minimum and maximum frequency of normal engine noise. It doesnt make any sound when its parked or when the brake is applied. I've had the truck to my GM dealership and tested and they said nothing was wrong, they tested my gas and said it scored perfect and I buy gas at various locations and. i cant tell where its coming from. Never thought it could be detonation issues but, its possible. I just had all my brake pads replaced thinking it would stop the knocking sound when moving from a stop. When I'm driving, I have this sound like metal hitting metal. After a little research I am starting to think it may be that I have to replace the plastic support under the torsion bar. As long as I release accelerator pedal or step hard on it the sound disappears. 200 Dollar Loans No Credit Check However , a special 10 W power adapter is provided intended for quicker recharging since the iPad uses high-current 800 Loans That Are Real And Work (of the order of 2 amperes) to refresh the battery pack. Why Does my Clutch Make a Noise?. I read the one on here from a woman who was told that it was something contracting because of the cold weather, hot water etc. Next, check to make sure the atomizer is working. Hello! I'm hoping somebody can help me! We just bought a 2000 Outback for my husband to use as his "commuting car". I had a very similar sound with my 2003 Odyssey. What is the Best Gas Octane Rating?. Do yourself a favor and to the easiest step first: siphon off that old, stale gas and refill with the highest octane you can get. whats happening is when i let off the gas and coast or brake to stop there is a clunking sound coming from the rear of the. As I drive on the freeway, it comes and goes with RPM change. Tighten or replace the bearings as needed. Clunking when braking. It happens right as i let off on the clutch and step on the gas, my Dad said it might be a bad u-joint. If the noise is a steady metallic rap, it may indicate a rod/rod bearing. EGR also reduces oxides of nitrogen produced by pre-ignition. When you step on the gas, the engine bogs down or takes a second to respond. Tail pipes have many different bends to fit around the chassis (Metal car frame) and driveline components. I started recording the noise with my phone after every stop too. The most recently reported issues are listed below. No problems with either vehicle. There's only one cure for this one. at the time, the subaru dealer mechanic said that it was an ecu thing, and just use a higher octane, so we went from 87 to 89 regular, and the noise mostly went away. When the gas gets down a ways (half tank), try putting some high octane fuel in instead of whatever you used (like 91 or 93 if available) and see if the noise goes away. It sounds like a rod knocking or very loose lifters. I have figured out that the knocking sound is present more during acceleration. Knock occurs when there is a spontaneous ignition of a portion of the end gas, owing to high temperature and pressure conditions. Ford F-150/F-250: Why is My Truck Knocking? Engine knock is one of those really annoying things that causes much worry with car owners. It gets loud like one. My 2008 Accent had the same sound when it was purchased new with 20 miles on it. Press the gas, and it comes back. The sound only happens when water is NOT RUNNING. Loudest around 2000rpm. The crank bearings make a whirring sound when they are on the way out, mine where very noisy so I split the cases and replaced them (they had rust damage). Thanks for the advice!. ‘Rod knocking’ sounds could mean that one part deep inside the engine has worn out. Whenever you drive my car, it makes a noise, it gets louder when you gas it and the RPMS seems to jump a tiny bit when just sitting and the noise gets louder then also, it does not however get louder when you turn the wheel from side to side. Now my wifes 06 Armada started doing the same. Knocking noise while coasting/decelerating/braking on 99' Integra Like the title says, I'm hearing a knocking noise whenever my foot is not on the gas in my '99 Integra LS. Yamaha G16 Making loud knocking noise I have a yamaha G 16 that is making a loud knocking noise. Knocking/vibration through shifter (lots of details) annoying when stepping on the gas. Some people attribute this squealing noise to the cold, which might have some part to play in it all (in some sort of way it might constrict the belts or something), but this squeal usually means that you’re going to have to replace a belt or two. How to Silence Your Noisy Hot Water Heater: Home Clinic Flushing the sediment out of a water heater improves its efficiency and prolongs its life. First turn is a left and no knockall is good. Let's take a closer look at your C-Class, and get to the bottom of this issue. This sound is often most noticeable when the engine is at an even rpm-not accelerating or decelerating-and is often caused by a worn bearing or crankpin, misaligned connecting rod, or lack of oil. It is a 5 speed. If it is dirty, slap it against the pavement to knock some dirt out. When I step on the gas there is a rattling noise or as my gf says a crackling noise coming from the engine. Hi RFD; This issue is starting to piss me off royally. A second system for reducing pre-ignition is the knock sensor(s). Also the bushings as per posts above. Note: You may not see any sediment come out at this point. 74%) 19 votes. Prior to the repair, 5 miles of driving was when the engine would make the knocking noise. - check the CVs. Repair Procedure Remove and replace the ECM ( PCM ). I hear a scraping noise from the front rotors of my car. I've had the truck to my GM dealership and tested and they said nothing was wrong, they tested my gas and said it scored perfect and I buy gas at various locations and. I recently purchased a 2004 Dodge Stratus SE when its first started there is a very obvious knocking noise in the engine. It may even get worse as you step on the gas pedal. Hi, I was driving on the highway when my gas finished. when i step on gas kinda fast and sort of aggressive acceleration i hear a brief 1 second chirp click whatver you call it but it is the sound on the video you posted. While it may not be the most favorable running condition for the engine, detonation, or "knocking," will not typically cause instant engine damage. Only under this condition, when I slightly press on the gas and the engine will start to charge the battery and propel the car at the same, there is a slight grinding noise coming from the front of the car. I got gas back in. i have a xv10 95 2. Now i'm not sure if it suppose to be like that and is common for this type of vehicle or it is indication of a problem. The crank bearings make a whirring sound when they are on the way out, mine where very noisy so I split the cases and replaced them (they had rust damage). If you hear the noise or if you feel a pulsating feeling then your rear brake rotors/drums are warped. It doesnt make any sound when its parked or when the brake is applied. Ford F-150/F-250: Why is My Truck Knocking? Engine knock is one of those really annoying things that causes much worry with car owners. When I take my foot off the gas to shift, the knocking starts and continues until I'm in gear and have my foot on the gas again. I purchased my new 2015 Sierra late December and it has about 2500 miles on it (Diesel Option) and while going up through the gears on acceleration if I did not know any better I would think the motor was gasser and it had bad gas because it sounds like spark knock. I only hear this rattle when I give it gas and then sometimes it makes no sound. Free door wav mp3 sound effects. I turned off the radio and noticed a very loud knocking, the car slowed down dramatically ( 5 mph) and pressing the gas pedal did nothing. After a little research I am starting to think it may be that I have to replace the plastic support under the torsion bar. The 2013 Kia Rio has 4 problems reported for engine noise. he took it and said he has no idea, they have to check and its the first time theyve every heard that. The brake is working well just the noise is annoying for a car that is quite new on the road. Cooker Junior Member. I just had all my brake pads replaced thinking it would stop the knocking sound when moving from a stop. If you hear a light knocking or pounding sound, the noise can usually be traced back to your connecting rods. I am hearing a knocking noise inside my dash when I turn my a/c off or on. My knock is present at start up, as the engine warms, it quiets down. It sounds like a whining or grinding sound (sounds like its fron right under the driver seat) but only if the gas pedal is pressed. Mercedes-Benz C-Class and C-Class AMG: Why is My Engine Knocking? What could be causing your engine to knock? Aren't all Mercedes supposed to be smooth and quiet? Unwanted sounds are a pest, especially scary and evil engine related ones. rattling noise when accelerating up hill Help, Advice and DIY Tutorials on Volvo's extremely popular car line -- Volvo's 1990s "bread and butter" cars -- powered by the ubiquitous and durable Volvo inline 5-cylinder engine. It may even get worse as you step on the gas pedal. Once it warms up the noise pretty much (not fully) goes away. The knocking continued, got louder and I was lucky enough to make it safely into my driveway where the knocking continued. Troubleshoot your fireplace and make any necessary repairs if the sound persists. Then continue again when I step on the accelerater. It runs fine so far, however I started (or just havn't notice before) to notice that the the noise when pressing/holding on gas peddal is quite loud. Once I step on the gas its there again. It seems to do it once its fully retracted as if the motor is still trying to pull it in but can't. Some noise can come from a worn camshaft. The exact type of sound that you hear might determine the problem. 4-liter is prone to three different types of abnormal engine noise. With an exhaust leak, the muffling of the noise is cut short, making the noise louder. I just bought a 2013 Civic LX. When I shift from parking to reverse I hear a loud clunking sound. when i step on gas kinda fast and sort of aggressive acceleration i hear a brief 1 second chirp click whatver you call it but it is the sound on the video you posted. Gas or electric furnaces are a common feature in many homes and businesses to provide heating and cooling. Problem with my = 2006 Chevy Equinox LS. Open a hot water faucet in a sink or tub to prevent a vacuum from forming in the lines. It doesnt make any sound when its parked or when the brake is applied. When the suction is broken, just like when a chiropractor “pops” a joint or when you would “pop” your knuckles, the suction release creates a noise that we call. Can fuel additives stop car engine knocking? Tara Baukus Mello that is the cause of the pinging sound, which is often called engine knock, the reason for your problem is probably an overly. Why when i step on my gas and there was this knocking sound goes on. This is driving me nuts!! It only happens when I accelerate, Truck runs great! and well cared for!! I can accelerate slowly, but if I step on it a little bit more to get on to the high way. Every modern car has the head gasket but they vary in their thickness and construction based on the manufacturer’s design of the engine. At the 65mph mark it starts knocking and gets louder slowing down to 58mph. Why does my water heater make knocking sounds? Over time, sediment will build up on the bottom of your water heater tank. Lay off the gas, and coast, and it stops after aout a second. What could be the likely issues please. I can hear a slight noice when the car is idel. As im driving out of the front driver side the car has this REALLY loud knocking sound like it sounds like what the brake caliper would sound like hitting one of the spokes on the wheel (thats not it cause the caliper paint is still fine). No matter what speed. Car making noise when i press the gas? You of direction suggested it squeals extra once you step on the gasoline peddle. A knocking sound when applying the brakes could indicate different problems, such as loose calipers, bad shock absorbers, worn constant velocity joints and failing tie rods. since that started, my car is driving VERY slow. Like a space heater, your electric fireplace could produce a clicking noise when turned on initially. This article covers a wide variety of noises common to the hard working Chevrolet Silverado. also when the car is moving and I put the gear back neutral the knocking noise is not there. The first step is to look closely at your washing machine for items such as a wrench, foam, drain pan or other shipping materials that may be hiding under your machine. my car is bone stock as well it was doing it the day i pick it up from the dealer brand new. Engine Knocking Noise Problems of Volkswagen Jetta Volkswagen Jetta owners have reported 6 problems related to engine knocking noise (under the engine and engine cooling category). ‘Rod knocking’ sounds could mean that one part deep inside the engine has worn out. i noticed that when i stepped on the accerlertor the engine, or what i believe to be the engine, starts making a rapidly moving ch-ch-ch-ch sound. The sound is so diffuse that I can't pin down its location. Much much noise than usual, and it seems to sound like its got junk in its throat. The tire back on the noise goes away for about 20 mi of driving, but then comes back. The Symptom: Engine hesitates, and a popping sound comes from the engine. It's only present when I'm accelerating or holding a steady speed. A lithium car battery can power a 320-kilometre drive after just 10 minutes of charging — as long as its temperature is hiked up to 60 °C while it is replenished. Sound like it is coming from under the car but only happens when I'm driving. 457 synonyms for knock: bang, beat, strike, tap, rap, bash, thump, buffet, pummel, hit, strike, punch, belt. She only heard the sound when she used the fixture (flushed the toilet) for a few minutes. the sound anit there anymore. Much much noise than usual, and it seems to sound like its got junk in its throat. This noise may be the symptom of inefficient combustion. It may even get worse as you step on the gas pedal. What Does a Knocking Noise Mean When I Apply the Brakes? Credit: Getty Images AsiaPac/Getty Images Sport/Getty Images A knocking sound when applying the brakes could indicate different problems, such as loose calipers, bad shock absorbers, worn constant velocity joints and failing tie rods. The engine knock may be caused by an interaction between carbon that has formed on the piston, the piston motion, and the cylinder wall. Summary: Somewhat anxious, then settled and relaxed, laid down, panting, distracted by noise MEDICAL BEHAVIOR - Date of initial: 20-Mar-2019 Summary: Low head, tail tucked ENERGY LEVEL: Rousey was observed to exhibit a medium-high level of energy during her interactions in the care center. Found out whenever I park the car, put it in park, and then release the brakes, there is a knocking sound from the rear of the car. Dirty air filter. While a "knocking" noise would certainly be considered unusual, a whirring sound that goes away when you step on the clutch is not unusual. The noise may be a hollow knocking sound or more of a rattling sound—in either case, it's not a sound you want to hear. This only happens while moving, but neither the brake or gas is being pressed. Stepping on the gas and accelerating stops the noise. I hear a scraping noise from the front rotors of my car. • If the brake pedal is pushed hard, the noise is less likely to occur. once warm there is a rattle or knock on deceleration that is related to the engine speed. Hi, I was driving on the highway when my gas finished. Do this while driving about 25-30 MPH (apply e brake slowly with your foot off the gas to make a slow stop), slowly allowing the brake to stop the vehicle. Never heard this before - normal engine noise or not?. a: Operation. This will only engage the rear brakes. I know I am due for. or, if Applying For A Loan With No Credit History we continue 2 know the L. he took it and said he has no idea, they have to check and its the first time theyve every heard that. It sounds similar to a rod knock or diesel knock in tone. Next, check to make sure the atomizer is working. Common in old. Step 3 - Clean carbon build up. This is driving me nuts!! It only happens when I accelerate, Truck runs great! and well cared for!! I can accelerate slowly, but if I step on it a little bit more to get on to the high way. Lithium batteries, which use. The issue that is causing the loud noise could be a number of different parts inside your washer. The 1997 Dodge Intrepid has 1 problems reported for knocking sound from engine. With a good knock sensor, even if you ran regular 87 octane in your engine, there should be no knock as the knock sensor should cause the ignition timing to retard somewhat, thus eliminating the knock. While in motion the noise happens when the gas pedal is first pushed, then stops. When you go to the left side of the motor (opposite of the turbo) I hear a deeper sound than the valve train noise and it seems to be coming from down low. Read More. When the gas gets down a ways (half tank), try putting some high octane fuel in instead of whatever you used (like 91 or 93 if available) and see if the noise goes away. It's driving me nuts. No problems with either vehicle. Some are minor, and some can mean hundreds of dollars in repairs, so let's find out which type yours is. If you hear a light knocking or pounding sound, the noise can usually be traced back to your connecting rods. 96 Acura tl makes a loud taping clicking knocking sound coming from engine 5 Answers. Anyone could help me?. Be on the lookout for smoke or fire, two things you should never see under the hood. I called a Dodge dealership about this a year ago and the service writer told me its nothing to worry about, that the Hemi engine is noisy anyway and if they were to adjust the noise out it would simply come back in time. I am hearing a knocking noise inside my dash when I turn my a/c off or on.