Rattling heat shield subaru

May be pebbles between heat shield and exhaust pipe somewhere, or a loose heat shield. Get it on a lift and walk around with a rubber hammer until you can find it. Push on heat shields to find a loose end, and inspect for any very small gap that would rattle under acceleration excitation; bend or bang in screw-wedges to limit movement.

Shop 2015 Subaru Forester Exhaust Manifold Heat Shield. Cover Complete Exhaust Pipe E. With the Hot AIR, Bent, Buzzing - OEM Subaru Part # 44651AD690. ... Exhaust Manifold Heat Shield A tinny ticking, buzzing, or rattling noise that sounds like it's coming from under your Subaru may be a bent or rusted exhaust heat shield.George, 2007 Subaru Outback My mechanic told me that the heat shield on the catalytic converter is causing the rattle, that there is a broken bolt. He said that you cannot replace just the cat. conv. heat shield, that you need a new cat. conv. Is this accurate? If so any idea of the cost for parts and number of hours to install? Thank you. Daniel#RattlingHeatShield #LooseHeatShield #HeatShieldFix #HeatShieldRattleFix #HeatShieldNoise If you find this video helpful you could buy me a coffee from anywh...Go to subaru r/subaru • by ... Hey y'all. I got a slight rattle coming from the heat shield/cat area when accelerating around 1-2k rpm then it disappears. I've already been under the car, no loose or rusted bolts. Already stuffed steel wool in between the heat shield and exhaust thinking that was the issue. But still rattles.Steps for Fixing a Heat Shield Rattle. Loosen a Screw Hose Clamp. Loosen a screw hose clamp completely until it separates. Wrap the Hose Clamp Around the Heat Shield and Exhaust Component. With the engine cold, wrap a hose clamp, the one in this example is about 3 and a half inches, around the exhaust component and heat shield. Tighten the Hose ...I've had rattling heat shields on multiple Subarus ranging from MY 2002-2011. The bolts holding them together rust over time— some steel zip ties or hose clamps will fix that. Don't think it's in this case as that noise occurs at any speed under accelerationOne common cause of engine rattling in your Subaru BRZ is a loose heat shield. Over time, as your vehicle ages and accumulates mileage, the heat shield can become loose. When this happens, you’ll likely notice a rattling noise coming from the exhaust area, particularly when revving the engine in neutral and releasing the gas pedal.Jun 4, 2013 · It's a Subaru, EVERYONE has had the heat shield rattle. Some just remove the shields, I use SS safety wire to go around 1/2 the shield and the pipe, tighten the wire to keep the shield tight against the pipe to stop the rattles. It needs to be redone ~1 a year.

So if it is the heatshield rattling, and i have to put the heat shield back on as everyone is telling me, how do i get it to stop rattling is sounds like crap, not to mention annoying as help, thanks ... Enjoy banner ad-free browsing with Subaru WRX Forum Plus. Learn more. Subaru WRX Forum. We invite you to join our Subaru Impreza WRX and STi ...Go to someplace like Lowes. Get big hose clamp. Put around rattling shield and tighten down until it is not moving. Trim excess off clamp. Cost $6 or so. Mine: 2006 2.5XT Limited: "Zoe". 133K and counting. Cobb AP. More awaiting install. Hers: 2006 2.5i: "Sprout". 115K and counting.Loose Heat Shield. One common cause of engine rattling in your Mitsubishi Mirage is a loose heat shield. Over time, as your vehicle ages and accumulates mileage, the heat shield can become loose. When this happens, you'll likely notice a rattling noise coming from the exhaust area, particularly when revving the engine in neutral and releasing ...Feb 26, 2020 · This is a quick easy and cheap way for you to temporarily fix the Subaru heat shield rattle. Jan 14, 2022 · Pretty much EVERY Subaru I have ever been in has the 'heat shield rattle' especially when cold. There are ways to reduce/eliminate the rattle ranging from dealership (replace EVERYTHING for $1000s) to wrapping a giant (1 foot long) hoseclamp around it and snugging gently. I am not sure what other 'thoughts' you are looking for. Catalytic Converter Heat Shield. Part Number: 44651AA470. . Cover Complete Elbow Center Pipe. Cover Complete Exhaust. Heat Shield used on the catalytic converter. Fits Forester, Impreza, Legacy, Outback. Exhaust Manifold Heat Shield. A tinny ticking, buzzing, or rattling noise that sounds like it's coming from under your Subaru may be a bent or ...In certain cars like older Subaru’s and Toyota’s, the heat shields might rust in certain areas and cause moderate rattling sounds. Bring your car to a muffler shop and have it fixed immediately. Some …

Rattling Heat Shields. 2057 Views 4 Replies 3 Participants Last post by Bikejumper1020, Mar 8, 2012 Jump to Latest B. Bikejumper1020 Discussion starter · Mar 8, 2012. Add to quote; Share Only show this user. I have a 2000 Subaru Outback and for awhile now I've been hearing a fairly loud/abnoxious rattling noise coming from my car. …That noise comes from rattling heat shields on the exhaust system. It comes up pretty often on the forums. All I can think is that Subaru would rather keep the costs low by continuing to use an old, cheap design instead of making a big investment in solving that problem.2009 - Heat shield rattling fix! While under the car fixing other stuff, I noticed a gap between heat shield at exhaust pipe at end of cat. I saw ppl jamming steel/copper wool in the gap, bending the shied (or cutting around the pipe) and putting hose clamp at this place. I jammed a used drain plug crush washer there for now.Hey all, My '07 5-spd Outback developed a pretty nasty rattle over the weekend. It happens in neutral at idle quietly and somewhat intermittently (but is mostly constant), but always gets bad/louder with more throttle. It sounds metallic and like it is something actually interfering with the...Slyons89 • 9 yr. ago. It could be an exhaust leak at one of the flanges, possibly a bad gasket there. If the two flanges aren't tight against each other, the (metal) gasket between them can flap around, and the sound of the exhaust leaking can sound like a metallic rattle as well. If it's a very small leak, as the exhaust heats up it may be ...

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Loose Heat Shield. One common cause of engine rattling in your Toyota Yaris is a loose heat shield. Over time, as your vehicle ages and accumulates mileage, the heat shield can become loose. When this happens, you'll likely notice a rattling noise coming from the exhaust area, particularly when revving the engine in neutral and releasing the ...One common cause of engine rattling in your Jeep Renegade is a loose heat shield. Over time, as your vehicle ages and accumulates mileage, the heat shield can become loose. When this happens, you'll likely notice a rattling noise coming from the exhaust area, particularly when revving the engine in neutral and releasing the gas pedal.I had a similar sound on my 2011 when first accelerating around 1500 rpms. Same thing, checked under the car for heat shield rattling but everything was secure. Turns out one of the hard plastic covers under the hood was loose - couple of zip ties and the sound went away.Feb 14, 2006 · solbey11 · #2 · Feb 14, 2006. Heat shields are designed to keep exhaust temperatures high so your catalytic converters will work at optimum performance. You can remove them, but you are running the risk of setting a CEL for a P0420. It's basically the same deal as an aftermarket header with the heat shields removed. Rattling noise at acceleration only! Only starts after about 20mins of driving. I've checked me heat shields and all exhaust mounting. Thinking bad prop shaft? Any ideas??? Sorry for wind noise, but the rattle can be heard with volume up ... Happy and excited to finally pick up my 2023 Subaru Forester Sport after 3 long months of waiting ...Catalytic Converter Heat Shield. Part Number: 44651AA470. . Cover Complete Elbow Center Pipe. Cover Complete Exhaust. Heat Shield used on the catalytic converter. Fits Forester, Impreza, Legacy, Outback. Exhaust Manifold Heat Shield. A tinny ticking, buzzing, or rattling noise that sounds like it's coming from under your Subaru may be a bent or ...

windy Discussion starter · Oct 4, 2006. Hi everyone,,, I've done a search of forums and entire site. but haven't come up with any information on removing. those pesky rattling heat sheilds. While my 96 Outback was in the shop. the other day getting back brakes, my mechanic removed. the heatshields (not sure which ones,, but will crawl under.Subaru of America, Inc. (Subaru) is initiating a service campaign for certain 2015-2016MY Legacy ... NOTE: The new EPF kit is supplied without heat shields. The heat shields used on the original EPF ... insulation pads is key to achieving a rattle-free repair. TIP: Replacing the insulation pads and swapping each (pair) of these small shields ...#RattlingHeatShield #LooseHeatShield #HeatShieldFix #HeatShieldRattleFix #HeatShieldNoise If you find this video helpful you could buy me a coffee from anywh...endobj 27 0 obj >/Filter/FlateDecode/ID[1289959C9FAD6F4410F8DFD2B3AD520A>96523DA43248664FBD3B62BD1D557E8B>]/Index[14 19]/Info 13 0 R/Length 68/Prev 256480/Root 15 0 R ...That noise comes from rattling heat shields on the exhaust system. It comes up pretty often on the forums. All I can think is that Subaru would rather keep the costs low by continuing to use an old, cheap design instead of making a big investment in solving that problem.When using the welding method of fixing a rattling heat shield, ensure that the weld temperature is not greater than the melting temperature of the heat shield and exhaust pipe. Using Hose Clamps. You can quickly tighten the loose and rattling heat shield with hose clamps. All you need to do is wrap the opened hose clamp around the …My 2010 gets a loud resonating note about 1500 rpm when it is cold and I just start driving. it seems to disappear after it warms up. I guess some would say a rattle. My guess is the exhaust and a part that tightens itself when the metal expands. Is this a common problem with an easy fix like just tightening something?I recently had a real loud clanger heat shield after a 1,600 km drive holiday right in the middle of the exhaust pipe. The car sounded like a junk heap! There is a bolted flange bit at the end of the shield that goes all around the exhaust pipe to hold it on. At first I screwed a PK screw between that flange and the pipe. It worked! OEM Silence.

Converter Shield, Right. 2.5L without turbo, 2011-13, #1, upper. Center, upper, without hybrid.

One common cause of engine rattling in your Subaru Outback is a loose heat shield. Over time, as your vehicle ages and accumulates mileage, the heat shield can become loose. When this happens, you'll likely notice a rattling noise coming from the exhaust area, particularly when revving the engine in neutral and releasing the gas pedal.Nov 13, 2014 · imagineer Discussion starter · Nov 13, 2014. I think every heat shield on the exhaust on my '08, 2.5, auto outback is rattling. Some rattle at idle but get quiet when in gear or at speed. Other heat shields seem to resonate and rattle separately at different engine rpms. Bottom line, I'm sick of having to listen to this metallic symphony every ... So the Heat Shield on the Outback is rattling like a bag of tin cans (and subsequently driving me bonkers). I've poked my head under there and it's…if you could screw them back replacement shields would be avai. lble and it would be easy ..unfortunately subaru design makes that impossible .. Tijke05 • 1 yr. ago. Yes it does. Just remove them and use heat wrap. No more rusty rattle. 1 more reply. IndependentDuty1346 • 1 yr. ago.One common cause of engine rattling in your Dodge Journey is a loose heat shield. Over time, as your vehicle ages and accumulates mileage, the heat shield can become loose. When this happens, you'll likely notice a rattling noise coming from the exhaust area, particularly when revving the engine in neutral and releasing the gas pedal.nlforester · #2 · Nov 28, 2011. AKADriver said: The heat shield on the cat is rattling. It will rattle with the car sitting at idle in neutral and I can press on the shield with a tool to make it stop. The car is over 3 years old and has 45,000 miles. Is this covered by the powertrain or emissions warranty?One common cause of engine rattling in your Subaru Legacy is a loose heat shield. Over time, as your vehicle ages and accumulates mileage, the heat shield can become loose. When this happens, you’ll likely notice a rattling noise coming from the exhaust area, particularly when revving the engine in neutral and releasing the gas pedal.

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2. Keep exhaust gasses hot. Exhaust gasses cool from the exhaust manifold to the tailpipe, you want to keep them as hot and as uniform in temperature the whole way. Uneven and rapid cooling causes turbulence, which is always bad except for inside the combustion chamber.5. Fix Catalytic Converter Heat Shield. If the heat shield is missing bolts or has become loose, it can cause excess noise while the car runs. To fix this, you’ll first need to remove the heat shield. This can be done by removing a few bolts. You may need to use some penetrating oil since the high heat can cause the bolts to be quite stubborn.Dec 30, 2022 · Worn-out suspension components, a misaligned driveshaft, broken or loose heat shields, and low transmission fluid can all cause a rattling sound when accelerating. Some fixes to these problems are simple, like tightening loose parts and topping off the fluid level, while others might require more expertise to diagnose and repair. Chrysler ... Heat Shield used on the Catalytic Converter. COVER COMPLETE-ELBOW CENTER PIPE Catalytic Converter Heat ShieldExhaust Heat Shield. Fits Forester (2006 - 2008) Exhaust Manifold Heat Shield A tinny ticking, buzzing, or rattling noise that sounds like it's coming from under your Subaru Forester may be a bent or rusted exhaust heat shield.Hi guys, A rattle noise came up yesterday when I was driving the car. The noise came from the heat shield of the exhaust under the hood. I went to a local shop and the way they solve it is to use a hose clamp to tighten the heat shield up. Although it solves the problem temporary, I'm still wondering whether it's a good way to do that.My 2010 gets a loud resonating note about 1500 rpm when it is cold and I just start driving. it seems to disappear after it warms up. I guess some would say a rattle. My guess is the exhaust and a part that tightens itself when the metal expands. Is this a common problem with an easy fix like just tightening something?1. DavidPeab · #5 · Mar 14, 2015. brucep said: Some 'rattle' when cold is kinda normal for the EJ25 engine. Not a concern. Some people say it is "piston slap" because the piston clearance is kinda loose before they heat up, expand and fit better. Mine has some rattle/tapping noises until it warms up.I have an Outback with 121k on it, therefore the heat shields rattle, and have for quite a while. I've tried hose clamps, and they work well for a while until another section starts rattling that hadn't before. I'm getting tired of adding more and more clamps, and some pebbles have found their way into the shields and are causing noise.But its the damn heat shields on the exhaust rattling. They rust or wear out around the bolts. Solution: take out the bolts and futs around until you find a few wide flange washers that fit closely to the …2009 - Heat shield rattling fix! While under the car fixing other stuff, I noticed a gap between heat shield at exhaust pipe at end of cat. I saw ppl jamming steel/copper wool in the gap, bending the shied (or cutting around the pipe) and putting hose clamp at this place. I jammed a used drain plug crush washer there for now.Myth: Exhaust Wrap Sprays Are Good Enough. Finally, one of the biggest exhaust wrap myths is that you can get the same performance and heat management with a thermal spray, paint or coating. If you find it necessary to use a silicone spray to seal your header wrap, that means you're using the wrong wrap. While having exhaust headers ceramic ... ….

I've owned six Subarus and they all rattled at some point. If you search "heat shield" on this forum you should find numerous threads dealing with it. Short answer is someone needs to get under the car, find which one(s) is/are rattling and secure them by re-welding, using large hose clamps, or a few other creative fixes forum members may …But you can go to your dealership and buy new heat shields and have them installed there or you can do it yourself. Just make sure you have all new bolts and ...Mar 17, 2016. Customers may notice a rattle noise created by loose or corroded front exhaust pipe heat shields. This bulletin advises about the availability of heat shields as spare parts, preventing the need to replace the front exhaust pipe. This bulletin supersedes TSB-07-15-002REV, issued June 2007. Affected Mitsubishi Vehicles.Jan 16, 2022 · Rattling Noise? Heat shield, metal on metal Rattle when changing gears or revving the engine? Intermittent vibration rattle under your car or truck? Heat shi... How to fix annoying exhaust heat shield rattle This method is easy DIY and dirt cheap 💰. Solves several issues at once too 💯 INSPIRED 🎥 Repair a broken...I noticed a rattle a few days ago and looked under my '06 OB and discovered that the large exhaust heat shield in the middle had broken off from all but one of the bolts that holds it under the car (pictured below). It looks like the vibrations over time just made the metal near the mounting bolts brittle and eventually they almost all cracked.Over the weekend I had a bit of spare time to try and find where a rattle was coming from when letting off the gas at 3-4k revs. Finally tracked it down to the heatshield on the headers (the one on the drivers side). Checked all of the bolts and all nice and tight, so unbolted it and rattle completely gone when revving.One common cause of engine rattling in your Volkswagen Beetle is a loose heat shield. Over time, as your vehicle ages and accumulates mileage, the heat shield can become loose. When this happens, you'll likely notice a rattling noise coming from the exhaust area, particularly when revving the engine in neutral and releasing the gas pedal.Dear Tom and Ray: One of the exhaust heat shields fell off my Honda Civic Hatchback (2001) awhile ago. The dealer told me not to bother putting it back on or replacing it, because I don't need it ... Rattling heat shield subaru, RAY: The heat shield is made up of a bunch of cheap, thin pieces of sheet metal that are welded in place. And since they're all under the car and constantly exposed to the elements, they're particularly vulnerable to rusting and breaking loose. TOM: Our lawyers tell us that we must always replace rattling or missing pieces of the heat shield., Adelaide, Australia. Car (s) Jap crap. Feb 14, 2010. #9. JayChou said: The heat shield on my car has been rattling, I do not want to remove it because it takes a certain temperature for the cat to work. I am thinking of putting on some contact cement to the bolts and joints of the heat shield to stop if from rattling., Thermo-Tec 13575 Adhesive Backed Aluminized Heat Barrier, 12" x 24". $18.95. Home Forums > Tacoma Discussion > 2nd Gen. Tacomas (2005-2015) >. The long aluminum heat shields above the exhaust pipes are rattling and driving me crazy. About a good three feet of them. Is it possible to just take..., The rattle only kicks in at 600-800 RPM. I tapped around the exhaust and nothing was loose, except for the muffler which had a little give. Also tried to feel the rattling part with my hand while it's rattling, but nothing was moving except for the muffler, and it didn't seem to be in contact with anything (like the heat shield above) , Ask a Subaru mechanic and get answers ASAP Connect one-on-one with {0} who will answer your question By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them., A year or so ago there was a heat shield rattle which the dealer abated by removing part of the shield. ... February 11, 2010. This sounds like a classic exhaust system noise, either from a rattling heat shield, an exhaust leak, or both. When you get the oil changed, ask them to listen to it and see if they can find the source of the noise ..., Just a shortened video of an exhaust rattle fix. I have read a lot of forums relating to the same issue and no luck with the mechanic. This works for Outback..., There are a variety of noises that can result from overheating due to a broken or even loose heat shield. You might hear a rattling sound in the engine bay area of your vehicle. This most likely means that the heat shield has come loose. It is not the kind of thing that you want to ignore, because it will only get worse., In certain cars like older Subaru’s and Toyota’s, the heat shields might rust in certain areas and cause moderate rattling sounds. Bring your car to a muffler shop and have it fixed immediately. Some …, Flexible, aluminum reinforced fabric with a strong adhesive backing. OEM approved heat shield composed of highly reflective foil and insulating PET fibers. Stainless steel clamps won't rust. Each sheet 1' x 2', extremely flexible, and rated up to 1000°F. Each sheet is 1' x 2' and 1/8" thick and rated up to 800°F. , Subaru of America, Inc. (Subaru) is initiating a service campaign for certain 2015-2016MY Legacy ... NOTE: The new EPF kit is supplied without heat shields. The heat shields used on the original EPF ... insulation pads is key to achieving a rattle-free repair. TIP: Replacing the insulation pads and swapping each (pair) of these small shields ..., Got that classic heat shield rattling at low rpms and low speeds, like starting from a stop. I know this is a super common problem. My wifes outback…, clamp it, re-weld it or remove it ,a 3 choices seem to work. Reply. Save. 1. RyanT · #3 · Jun 26, 2019. If it is a clam shell shield with packing beneath it (like over the catalytic converter) you can also put a few small stainless sheet metal screws through it to hold it against the pipe. A little hack, but the ease, cost, and suitability of ..., Usually to find a rattling heat shield you get someone to help out. Most heat shield rattles will be loudest at a particular RPM. Make sure the car is in park and parking brake on. Have a helper sit in the car and rev the motor. Using a broom handle or similar, get under the car and push on each heat shield to see if you can get the noise to stop., It's a little ghetto, but on my car I had a rattle coming from the rear catalytic converter heat shields. Drilled a small hole in the heat shield, and put a small sheet metal screw in there until it made contact with the pipe to brace the shield. Honestly, I actually got this idea from what a subaru tech did to my car a year earlier., Cover Exhaust. Heat Shield used on the Catalytic Converter. COVER COMPLETE-ELBOW CENTER PIPE Catalytic Converter Heat ShieldExhaust Heat Shield. Fits Legacy, Outback Exhaust Manifold Heat Shield A tinny ticking, buzzing, or rattling noise that sounds like it's coming from under your 2005 Subaru may be a bent or rusted exhaust heat shield., The shield was still secured, sound and in one piece. I stuck some strips of sticky wheel weights on them and it deadned the rattle. Legacy GT Brakes, Rallitek 0" springs, WL tr arm bsh, RSB, Megan rear arms, diff mt. Retro-Quik Bi-Xenon Legacy Projectors W Brackets(05-14), Xtreme HID 35W Ballasts, Philips 4800K H1 bulbs., So the Heat Shield on the Outback is rattling like a bag of tin cans (and subsequently driving me bonkers). I've poked my head under there and it's…, Oct 13, 2011 · But its the damn heat shields on the exhaust rattling. They rust or wear out around the bolts. Solution: take out the bolts and futs around until you find a few wide flange washers that fit closely to the width of the bolt shaft. Place a washer over the screw hole below the heat shield, then place another above the heat shield and replace the bolt. , gangstead · #4 · May 9, 2012. subiesailor said: The cheapie fix that seems to work also is a metal hose clamp around the ends of the heat shield wrapped around the exhaust pipe etc. The fasteners seem to rust over time and break off resulting in the heat shield getting loose and rattling etc. +1., 2009 - Heat shield rattling fix! While under the car fixing other stuff, I noticed a gap between heat shield at exhaust pipe at end of cat. I saw ppl jamming steel/copper wool in the gap, bending the shied (or cutting around the pipe) and putting hose clamp at this place. I jammed a used drain plug crush washer there for now., Loose Heat Shield. One common cause of engine rattling in your Toyota Yaris is a loose heat shield. Over time, as your vehicle ages and accumulates mileage, the heat shield can become loose. When this happens, you’ll likely notice a rattling noise coming from the exhaust area, particularly when revving the engine in neutral and …, C-Clamps that go around exhaust pipe (these c-clamps hold heat shields on) are padded inside with mesh, with age this becomes a little loose thus rattles. Other issues are things like it getting knocked or a sloppy mechanic damaging it or leaving bolts missing when mucking round with jobs like a Lambada sensor replacement., 2009 - Heat shield rattling fix! While under the car fixing other stuff, I noticed a gap between heat shield at exhaust pipe at end of cat. I saw ppl jamming steel/copper wool in the gap, bending the shied (or cutting around the pipe) and putting hose clamp at this place. I jammed a used drain plug crush washer there for now., Fibber2 · #7 · Nov 24, 2021. Heat shields have two functions: 1) Keep heat from damaging other things, like setting grass on fire. 2) Keep heat contained within the Catalytic Converters so that they maintain the 750' F or so required to run efficiently and not eventually clog and fail., The best way to fix a rattling heat shield is to replace it or reaffix it. Here are a few ways to fix your rattling heat shield: Weld: If you have access to a welder, you …, solbey11 · #2 · Feb 14, 2006. Heat shields are designed to keep exhaust temperatures high so your catalytic converters will work at optimum performance. You can remove them, but you are running the risk of setting a CEL for a P0420. It's basically the same deal as an aftermarket header with the heat shields removed., Exhaust Manifold Heat Shield (Right, Front, Upper). 2021 Subaru Crosstrek. Genuine Subaru Part - 44132AC510 (44131AC760, 44131FA400, 44131FA401) ... Exhaust Manifold Heat Shield A tinny ticking, buzzing, or rattling noise that sounds like it's coming from under your Subaru may be a bent or rusted exhaust heat shield. 1 person has looked at this ..., Hi all, My 2008 Legacy has been making a LOT of rattling noise when I start it up after letting the engine cool off. I am getting no "Check Engine"…, Last summer, I complained of a rattle and the dealer took off the heat shield, - said it was a - Answered by a verified Subaru Mechanic. ... Hi, I have a 2009 Outback. Last summer, I complained of a rattle and the dealer took off the heat shield, - said it was a common problem and they weren't necessary. ..., Oct 30, 2019 · One common cause of engine rattling in your Subaru WRX is a loose heat shield. Over time, as your vehicle ages and accumulates mileage, the heat shield can become loose. When this happens, you’ll likely notice a rattling noise coming from the exhaust area, particularly when revving the engine in neutral and releasing the gas pedal. , One common cause of engine rattling in your Toyota 4Runner is a loose heat shield. Over time, as your vehicle ages and accumulates mileage, the heat shield can become loose. When this happens, you'll likely notice a rattling noise coming from the exhaust area, particularly when revving the engine in neutral and releasing the gas pedal., Thermo-Tec 13575 Adhesive Backed Aluminized Heat Barrier, 12" x 24". $18.95. Home Forums > Tacoma Discussion > 2nd Gen. Tacomas (2005-2015) >. The long aluminum heat shields above the exhaust pipes are rattling and driving me crazy. About a good three feet of them. Is it possible to just take...