Honda accord whining noise when starting

Whining noise when pressing the brake pedal may occur because of hydroboost brakes issues, transmission problems, brake disc, and pads issues, and also several other reasons. Also, in older cars, the brake pedal itself may make some noises that are hard to locate. So, it's not always possible to find the problem without professional inspections.

1. Fuel Tank Making a Whining Noise. One of the first symptoms of a bad fuel pump is a loud whining sound. An old or worn fuel pump may produce a noticeably loud whine or howl while running. Most fuel pumps will produce a quiet hum during their normal operation, however, an excessively loud whine coming from the fuel tank is usually a sign of a ...The second step to take in case of whining noise from the transmission is to check the filter on an automatic transmission. The transmission filter is located inside the crankcase. Drain the transmission fluid with a sizable wrench. After that, unbolt the crankcase. Once the crankcase is out, check if there are metal shavings.12 Engine Rattling And Whining Sounds problem. Failure Date: 08/16/2015. Tl-the contact owns a 2008 Honda Accord. The contact stated that each time the vehicle started there is a rattling noise coming from the engine. The contact would turned the engine off and restarted the vehicle the noise was gone.May 20, 2018 · Makes a noise when cold started, what can it be? May 20, 2018 · Makes a noise when cold started, what can it be? 2009 Honda Accord whining noise. 40. Asked by doverbp Sep 04, 2012 at 05:12 PM. Question type: Maintenance & Repair. Has anyone else had this?87 posts · Joined 2021. #1 · Jul 3, 2022. 2009 Odyssey, and today my van started a whining sound while pushing on the gas pedal. I don't think it's the power steering pump, but it's a similar sound, coming from that general area, but turning the wheel doesn't have an effect on the sound - only pushing on the gas pedal.James B. January 19, 2021. The Honda Accord making whining noise causes are faulty water pump or worn out alternator bearings. You will come into many issues with an engine. A gasket may be loose and that needs to be tightened up quickly. You can have oil leaks and those need to be fixed as soon as possible.

Nov 2, 2023 · It might not be an issue, it could just be the vents opening and closing. The noise is near the passenger seat foot-well. The air filter is behind the glove box, so it would make sense. I did not notice this with the hot weather and the AC on. This is new with the heater on and colder temps. The Hard Truth. Have a 2008 Honda Accord sedan LX. After starting & parked, I notice a high pitch whine noise while cold & reduces - Answered by a verified Mechanic for Honda ... My 2008 honda odyssey makes a whining noise when it starts up in the morning when it is cold but then seems to go away when it heats up.weird whining noise but only in reverse. ... Sometimes you'll get an ugly grind when starting your car and going straight to reverse to back out. I tend to go to 2nd gear then reverse, and it doesn't grind for me. ... A forum community dedicated to 9th generation Honda Civic owners and enthusiasts. Come join the discussion about performance ...9) reconnect pressure line. 10) fill resevoir to full line. 11) put drive belt back on. 12) jack up front of the car getting the two front wheels off the ground. 13) start car and let is idel a couple minutes. 14) turn steering wheel all the way left and right several time to bleed system. 15) put car back on the ground.47 posts · Joined 2018. #5 · Aug 7, 2019. It makes that sound at low speeds when the engine isn't running (forward or reverse) to notify people around the car since it wouldn't make much noise otherwise. Catari, Sillyoldtayo and mdw1000. Like.The p/s inlet o ring is a very common problem on the Honda's. It shrinks too much in the cold, allowing air to be drawn into the pump. The noise is from the air being purged from the power steering pump. Even if you cannot do this yourself, it takes no more than 30 minutes to drain the fluid, replace the o-ring, and refill the system.My 2005 Honda accord hybrid makes a slight whining noise when I accelerate first thing in the morning. Then it stops - Answered by a verified Mechanic for Honda. ... There is a rapping noise coming from the engine when i start it first thing in the morning it goes away when the engine warms up.If you start the air conditioning when the vehicle starts, the engine will start up as well to get the coolant to operating temperature to have the cabin at your preferred temperature. Rest assured, nothing is 'clanking' or 'grinding' in your engine. It is loud when the hood is open but no damage is occurring to the engine or the vehicle.

Power Steering Pump: Also heard at low speeds, this sound is often described as a whining sound that seems to be coming from the engine. CV Joints: If you hear a crunching noise when turning at high speeds, the CV Joints are typically the main culprit. Power Steering System: A screeching or whining noise while turning at normal speeds can mean ...whatever Discussion starter. 239 posts · Joined 2009. #1 · Jun 21, 2011. Whenever I reverse my car makes a squealing noise and gets quieter the harder I push my brakes in. 2004 accord sedan EX-L V6 Graphite Pearl. AEM V2 cold air intake. Share. Like.Tobias_Funke. 8 posts · Joined 2015. #10 · Nov 24, 2015. honda odyssey whining noise when turning FIX. Our 2010 Honda Odyssey has been making a whining noise for some time now. It seemed to me that it was clearly the power steering pump. That said, I read this thread and then called the dealer.They’re not cheap; they’re $50 over the new AirPods Pro. But if you’re a Bose fan, you can pick them up starting September 15. Yes, I missed Bose’s big news this morning. I was bus...

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Dec 1, 2007 · I have a 2005 Accord EX. Purchased the car with 36k miles, now has 50k on it. Bought the car in April 2007. Recently, as it has been colder (in Chicago) when starting the car there is a loud whine, which happens when the car is starting and cold. The noise gets worse when turning, and turning is difficult and noisy until the car warms up. The Honda Accord EXL V6 is a popular choice among car enthusiasts who crave power, performance, and style. If you’re in the market for a sleek and reliable vehicle, then look no fu...Jun 6, 2021 · I quieted some whine by replacing the power steering o-ring and changing my power steering fluid. If you search this forum, you will find threads about the whining noises and the TSB that was issued back in 2008. You can also read about the power steering o-ring and fluid changes. 2008 Accord LX-P. 101k miles, daily driver. If you hear a clacking noise when you start your car's engine and it is more than 100,000 km long, it is possible that some of your engine silentblocks or rubber mounts are dead. And the huge vibrations produced by starting the engine can make starting noise on Honda Odyssey. Verify their condition and change them if needed.

The bearing allows the input shaft to rotate independently of the crankshaft, and when the pilot bearing wears out, a grinding noise can be heard when the clutch is disengaged and the car is accelerating. The cost for a new pilot bearing alone is less than $30; however, the cost of labor to replace it can run upwards of $500.Topic starter. Hello, I have a 2005 Honda Accord LX, automatic with 125k miles. I occasionally hear a whining noise that increases when I accelerate. I think its the power steering pump or a seal. There is also some black liquid on the pump.Oct 2, 2018 · I have a 2015 Honda Accord EX-L Sedan, and a few days I heard a "clink" noise come from the front of the car. Every since then, my engine is making a whining noise when I accelerate. I am still under the 5-year/60,000 mile manufacturer warranty, but the dealer wants $120 to diagnose the issue (and will refund it if they actually find one). Aug 27, 2022 · Then with engine off (no power assist), turn the wheel left/right to full lock 5-6 times each way, then check fluid level and top off, then turn on car and turn wheel and listen. If whine is still present repeat procedure until whine is gone & PS reservoir is at full line. 2k12_SE Discussion starter. 25 posts · Joined 2022. 4. Torque Converter. The whining noise should go away when you put your vehicle in gear if it's the torque converter. A bad torque converter can cause a whining sound when starting your Commander. A good place to start would be to check the transmission fluid. You will want to check it for color and metal content.Aug 11, 2019 ... It is CRUCIAL to use Honda-specific power steering fluid in Honda cars. The pumps are designed to only work with fluid of a lower viscosity ...tripleh3195. This has happened to me as well on my dads car. Its on 08 Honda Civic LX. My theory is that it happens when there is low fuel in the vehicle. I noticed that when I'm low on gas, i would get the buzz sound, but when the gas level is higher than 1/4 of the tank, i dont here it. Still im a little concerned.Clicking Noise Not "Normal". I've been told that Honda is well aware of the clicking noise and narrowed down the cause to a bad bearing at the top of the steering column. The fix would involve either replacing the bearing or the entire steering column. I encourage everyone to challenge dealers who say the noise is "normal."Jan 4, 2024 · The serpentine belt is responsible for powering various engine components. Over time, it can become worn, loose, or misaligned, resulting in a whining noise when starting a car during startup. Inspect the serpentine belt for signs of wear or damage to fix this issue. If necessary, replace the belt and ensure proper tension and alignment. Ok, guys i think i have the same issue as well. Mine's a 05. when its cold its usually no whine, but after a long drive after the car is really hot i get this Anoyying scary whine sound coming from the engine. and it whines when I turn the steering wheel as well. I see that most of you just replaces the ps pump.

My 2003 Honda Pilot has a very loud high pitched whining noise that is constant during cold weather. It's louder on acceleration, but can still be heard while idling. ... 2003 Honda Accord When I start the car I get a noise that sounds like a leaf blower or weedeater it seems to be coming from the right side under the hood ...

Jan 18, 2022 · 2004 V6 3.0l around 144K. I will try to take a video sample but the whine starts when coming from a stop and then quickly fades away shifting into 2nd. I was reading an Acura forum and the whining noise was normal for most of the TL owners, which is just an upgraded Accord in my opinion.. Im trying to remember if had the same problem with my other. Automotive Recall and Technical Service Bulletin Titles for 2010 Honda Accord L4-2.4L 12-018 MAR 12 Starting System - Starter Motor Int. Grind In Cold Weather . The Fleet: 2003 Subaru Forester XS, 2008 Civic EX, 2010 Accord LX ... Customer states there is a grinding noise when starting in cold weather. Started vehicle many times. Starter at ...Sep 1, 2015 · 08EX-L. 2120 posts · Joined 2012. #2 · Sep 2, 2015. Some accords have an issue with their power steering, a simple o-ring fixes the noise. See if its coming from your belts area. 2015 Honda Accord Sedan Touring NAVI I4 CVT White Orchard Pearl. 2011 Toyota Venza Premium V6 AWD 6AT Blizzard Pearl. 2023 Honda Accord Hybrid Awful Hum Noise when in Reverse. Recent purchase for wife so I rarely drive but noticed as she pulls out of garage last couple days. Car quiet when starting then shift into reverse and the music (noise, hum) begins. Goes away as car is put into drive. New to Hybrids have contacted dealer but they seem like it is no big ...My power steering in my 2010 Honda Accord was really stiff with the whining noise when I would turn. I noticed the power steering fluid was low, so I added some. Now the whining noise is gone but the steering is still stiff. And now I'm noticing there is a whining sound that goes up and down when I press the has pedal. Hello, my name is ...On this video I show you a very common noise on the 10th gen accords. Noise is coming from the anc system due to a faulty mic. This is a temporary fix for us...47 posts · Joined 2018. #5 · Aug 7, 2019. It makes that sound at low speeds when the engine isn't running (forward or reverse) to notify people around the car since it wouldn't make much noise otherwise. Catari, Sillyoldtayo and mdw1000. Like.

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39 posts · Joined 2015. #1 · Sep 3, 2017. Just developed a whine in the engine that occurs when starting the truck, during idle (in park and in gear), and acceleration. You can definitely hear it when you are in park and give it some gas. It's not a high pitch squeal.....the sound reminds me of a gear driven motor but not as loud.High Pitched Whining Sound. Hey everyone, so I'm new the Accord forum and this is my first post. I have a 2006 Accord EX V6 5AT with 107xxx miles that is making this high pitched whining sound that seems to be coming from the engine bay. The noise seemed to appear when the car hit 60xxx miles when my uncle owned the car and he said it was normal.James B. January 19, 2021. The Honda Accord making whining noise causes are faulty water pump or worn out alternator bearings. You will come into many issues with an engine. A gasket may be loose and that needs to be tightened up quickly. You can have oil leaks and those need to be fixed as soon as possible.Sep 1, 2015 · 08EX-L. 2120 posts · Joined 2012. #2 · Sep 2, 2015. Some accords have an issue with their power steering, a simple o-ring fixes the noise. See if its coming from your belts area. 2015 Honda Accord Sedan Touring NAVI I4 CVT White Orchard Pearl. 2011 Toyota Venza Premium V6 AWD 6AT Blizzard Pearl. 2008 honda accord rattle noise at start up 2.4 engine. 2008 honda accord rattle noise at start up 2.4 engine. Ask Your Own Honda Question. Share this conversation. Answered in 1 minute by: 11/1/2017.This humming sound will change with the engine’s RPM. Unplugging the alternator from the wiring harness should stop the noise. 2. Power Steering Pump. A failing power steering pump. The power steering pump is a common reason your Honda Civic might whine when accelerating. If it gets too low on fluid, it’ll whine a lot.When it slowed to a stop it would start with a jump. Get the battery checked and make sure all connections are not corroded or loose. Check the voltage and crank it, if it slows to a stop without the voltage dropping too low I would guess starter. 06 EX I4 Sedan. Previous accord: 06 EX-L Sedan (RIP) STLmayor. Like.It makes the sound with or without A/C. Even if I change the vent settings from head to feet, etc, it still makes this horrible grinding sound. 2014 Accord @ 50,000 Miles. 2015 Accord @ 40,000 Miles. 2002 Toyota Camry @ 180,000 Miles. 2015 Chrysler Town and Country @ 60,000 Miles. 1989 Mustang 5.0 @ 90,000 Miles.1) VIN 2) specify the symptom 3) dealer visiting history (when, contact person).. Fax it to (310) 783-3023 or call 1-800-999-1009. Honda must know this is very common issue of V6 engine on 8th Accord.Whining noise when pressing the brake pedal may occur because of hydroboost brakes issues, transmission problems, brake disc, and pads issues, and also several other reasons. Also, in older cars, the brake pedal itself may make some noises that are hard to locate. So, it's not always possible to find the problem without professional inspections.The potential solutions for whining noise in your 2008 Honda Accord depend on what is causing the issue in the first place. If it is caused by an issue with your fuel pump then replacing or repairing this part could solve the problem. Similarly, if it is an issue with your alternator then replacing or repairing this could also help to solve the ...2018 Accord 2.0 Whining noise. 6 speed manual and lately I’ve been hearing this whining noise while driving, I start to hear it at about 2500 rpms and it gets louder as you rev up and when you let off the gas it slowly whines back down, it’s really weird since I don’t ever remember ever hearing it before, just wanted to see if anyone else ... ….

This is a very common issue on Honda Oddysey, Ridgeline, Pilot and with the 3.5 Liter engine. many technicians/ Mechanics confuse this alternator noise with ...3) TSB 09-084 Engine Whine between 2000-3500 rpm - This is more of a "turbo whine" noise, versus the squeak (like bad brakes) that I'm hearing. I've recently changed the brakes, and resurfaced the rotors, so I know it's not the brakes. Also this TSB was released for the 8th generation Honda Accords.Honda Accord Main Forums. The 7th Generation. Whining noise when accelerating at high speed. Jump to Latest Follow 5K views 6 ...Check your accessory belt tensioner. You can get a short length of tubing and put one end to your ear, and move the other end to engine components to check for the noise. It may be more noticeable under acceleration, but you may be able to detect it at idle. AWD. 2835 posts · Joined 2013.- 2019 Accord 1.5T LX - Past: 1989 Accord 5 speed, 1993 Accord LX 5 speed, 2001 Coupe LX 5 speed, 2003 LX automaticNov 2, 2023 · It might not be an issue, it could just be the vents opening and closing. The noise is near the passenger seat foot-well. The air filter is behind the glove box, so it would make sense. I did not notice this with the hot weather and the AC on. This is new with the heater on and colder temps. The Hard Truth. The 1975 Honda CB400 motorcycle was affordable, technically advanced, and deceptively quick. Learn more and see pictures of the lean 1975 Honda CB400. Advertisement The 1975 Honda ...May 20, 2014 · It's a 2003 accord with v6 engine auto with 185000 miles. It makes noises pretty randomly but seems worse after driving for at least a few miles. We turned the wheel with hood up to check power steering with no problems. My husband revved the engine with the hood up and then it quit. Cold start normally doesn't make the noise. #1 · Nov 2, 2023. Hello. In my 2023 Touring, I hear a tiny whing/whirring noise when I change from recirculated air and outside air. It also makes the noise on its own too, I … Honda accord whining noise when starting, 08EX-L. 2120 posts · Joined 2012. #2 · Sep 2, 2015. Some accords have an issue with their power steering, a simple o-ring fixes the noise. See if its coming from your belts area. 2015 Honda Accord Sedan Touring NAVI I4 CVT White Orchard Pearl. 2011 Toyota Venza Premium V6 AWD 6AT Blizzard Pearl., Check the fluid level and color- wipe the trans dipstick on a white paper towel, red is good, but if it's brown or smells burnt it's overdue for a change. If it's brown and yucky, you might have worn out the transmission gears by driving on old fluid. My 2005 does the same thing and it only has 110,000 miles on it., Here's the behavior: -Normal for about 15-20 minutes of driving. -Around 20 minutes, steering gets stiff occasionally for 1/2 to 1 second. -Around 30 minutes, power steering goes out if you accelerate for ~2+ seconds and then let off the gas or go into neutral abruptly., The other thing i forgot to mention is that when coming to a stop the noise will start at approx 15 mph down to zero...but if I let off the brake during this deceleration at any time the noise stops...and then returns the second i apply the brakes. ... 2016 Accord EXL, White Orchid Pearl 2014 Subaru Outback 2.5i, Grey 2011 Pilot EXL AWD, Grey ..., When the weather is warm out, the sound is very quiet and lasts for about a millisecond, but sounds like a normal engine on start up. If the car sits for longer than 24 hours it's very loud and lasts for about 1.5 seconds (only in cold weather < 40 degrees). This is not intermittent either, if I let the car sit overnight it's not to bad, but ..., Aug 30, 2004 · 23782 posts · Joined 2002. #1 · Aug 30, 2004. Thats right, my car started to make a high pitched whining noise when I started it up this morning. The first thing that came to mind was the alternator. I had to get to work so I ignored the damage it might do to my battery and started to drive. As I drove the noise would get a lot quieter while ... , This whining that you are hearing more than likely is gear noise caused by worn out bearing bores in the aluminum cases. The most common style of unit with noise issues is the 5-speed automatic three shaft unit that fits V-6 engine applications including the 2002-'06 Honda Odyssey, the 2003-'07 Honda Accord, the 2003-'05 Honda Pilot, the 2001-'02 Acura MDX, the 2000-'06 Acura TL and ..., 2004 Honda Accord. Asked by Visitor in Bethesda, MD on April 15, 2010. When I start the car in the morning during winter months and take out of the garage there is a whining noise. The noise increases specially when I turn the steering wheel. The noise appears to come from the belt system near the power steering fluid container., According to experts, repairing or replacing a component to fix the grinding noise might cost at least $200 and the max $800. So, to replace or repair a starter motor in Honda, you have to spend $550 to $750. It includes labor costs and buying a new starter motor. Likewise, to replace a starter gear, you might end up spending $550., Complaints 1K. Crash Tests 3. Recalls 11. Investigations 2. TSBs 144. Lemon Law. CarComplaints.com Notes: The 2009 Honda Accord has several serious defects â€" poor brakes, excessive oil ..., There are several common causes of car whining when cold. One of the most common causes is a low battery. If the battery has lost its charge, it will not be able to deliver enough power to start the engine. Another possible cause is a faulty starter motor. The starter motor is responsible for turning over the engine when you turn on the ..., 83,400 MILES. I have a question, I have a 2004 honda accord about 83k miles. Just recently within the last few weeks began to hear light whining sound/ sort shreaking noise from the car. When I get out of the car to see where it is coming from, it seems to be coming from the left passenger side under the hood, in the area where the belt is., Mileage is 27k. Usually happens when you suddenly step on the gas around 1800-3000 rpm, beyond that rpm noise goes away. Usually on 80-90s fahrenheit. Also happens when you step off the gas like a whirring down sound when decelerating. And also when you put it to S mode you will hear the whine as well especially on Manual …, If you want to fly private between California and New York nonstop, you'll need a midsize jet or larger and at least two pilots. However, Honda Aircraft Comp... If you want to fly ..., D. DenAccord Discussion starter. 3 posts · Joined 2016. #1 · Nov 18, 2016. For the past 3 years as the temps get colder I always notice that when i start the car (2008 Accord EX-L V6 Sedan) what seems to be the starter makes a loud whining noise. Car starts fine without hesitation, but I was wondering if this is a sign of future starter ..., 2006 Honda Accord EX Coupe w/o Navi -Stella-3.0L V6 6-Speed Manual Transmission Front & Rear OEM HFP Lips Acura RL Advics BBK Upgrade Acura TL-S Front & Rear Sway bars ... Sometimes when starting, there's a buzzing noise from the accord when i start - very rarely, usually lasts a second or two until i turn the key again and start the car. ..., 2006 Honda Accord EX Coupe w/o Navi -Stella-3.0L V6 6-Speed Manual Transmission ... so while attempting to start the car it doesn't crank but just making a fast sounding spinning whirring sound? ... there's a buzzing noise from the accord when i start - very rarely, usually lasts a second or two until i turn the key again and start the …, 1. Fuel Tank Making a Whining Noise. One of the first symptoms of a bad fuel pump is a loud whining sound. An old or worn fuel pump may produce a noticeably loud whine or howl while running. Most fuel pumps will produce a quiet hum during their normal operation, however, an excessively loud whine coming from the fuel tank is usually a sign of a ..., Make sure to seat the starter motor properly. Tighten the screws to the torque listed in your repair manual. If possible, pull the pinion gear using a screwdriver and verify that the gear comes out and meshes properly with the ring gear. Your repair manual may list the correct clearance between the gears., The problem is most likely within the pump and is linked to steering fluid. Low level of steering fluid or steering fluid that has degraded. In the system, there may be cracks and leaks. As a result, the power steering pump has failed. These are the most common sources of noise. If your vehicle squeals when it’s cold outside, the power ..., 2007 Honda Accord EX Sedan I4 auto 155k miles as of 4/6/2024. ... #3 · Oct 12, 2018. Here is an idea, open the hood and see if you can tell where the whining noise is coming from. First thing I would suspect is the serpentine belt, or maybe a bearing in the alternator is going bad, maybe the power steering pump. 2003 Accord EX V6 2019 Upgrades, Clutch in while parked = No noise. Tap the clutch about 1/4 the way in while parked = noise goes away for a min when cold, then comes back. I did hear the whining noise slightly in 1st,2nd and a bit in 3rd gear while still not fully to temp. But 5 min into driving it seems to go away completely., V6 cold start squealing noise. This is actually an issue I had since day 1. So almost every time I cold (as in overnight cold) start my car in the morning, I would turn the key, start the car, and hear this grinding/squealing noise for 2 seconds, then it stops. The engine runs completely fine after that. I have attached the noise., 2013 Accord LX whining noise during acceleration. I'm trying to figure out an issue with my 2013 Honda Accord LX with an automatic transmission. It's developed a ticking noise over the last 2-3 months that has gotten progressively worse and is now more of a whining sound. It only comes on while in motion and while under acceleration., If so then it is is probably engine related - power steering, alternator, etc. If it whines only when moving then it could be a wheel bearing or transmission related. I say power steering also. Especially for the age of your car. 2006 Accord EX I4, 2010 Accord EX-L V6, 2017 Accord Sport., 1 post · Joined 2014. #1 · Sep 17, 2014. Ok! So I have a 2006 Honda Accord and recently the car won't turn over, all the lights turn on consistently but the car won't turn over. We replaced the battery and that didn't work, I don't want to have to go all over to replace the starter or fuses if I don't have to- but I think it might be immobilizer., 116,000 miles. My 2010 Honda Accord makes a grinding noise for a couple of seconds after it starts. After looking online this is a very common problem with these vehicles. Problem is VTC actuator ..., Whining/Whistling Sound during acceleration. I've got a 17 EX-L, with the 4 cyl engine. When cruising along around 30-40mph, and then you hit the accelerator, I notice a faint, but audible whining or whistling noise coming from the car. It almost sounds like a truck when it is accelerating or what my buddy said, sounds like there's a turbo ..., Makes a noise when cold started, what can it be?, European officials are even more shocked and outraged today than they were yesterday at the revelations in Der Spiegel that the US government has been spying on the EU’s offices in..., Consider this your crash course in AC compressor noises. A high-pitched whine, especially when you kick on the AC or rev up the engine, typically means your AC compressor is dealing with some stress. This could be due to an array of reasons, like low refrigerant levels, an aged compressor, or even a pesky system leak. Relax, it's not all bad ..., ogidika November 8, 2010, 8:22pm 1. I have a 2003 Honda Accord. It makes a whining noise when I start up the car on cold mornings. Till the car warms up, steering is hard …, 2 posts · Joined 2019. #1 · Aug 17, 2020. Hi - I noticed when starting my 19' Accord Hybrid in the morning, it may start with the engine running and at times the engine will start with fairly loud rattling type noise coming from the rear area of the engine compartment. Doesn't happen always, but when it does it is loud and noticeable and ...