Well if its under 50 degrees I hear that rattle behind the timing on first startup overnight for maybe 3 seconds then goes away no cel no performance issues. Since it will only cost an oil change and $6 of ATF, it's worth a try. The quote was 3k CAD. Advertisement cookies are used to provide visitors with relevant ads and marketing campaigns. Do not Attempt!AMAZON ASSOCIATES DISCLOSUREAuto Repair Guys is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com*DisclaimerWe, Auto Repair Guys, are not responsible for property damage or injury incurred as a result of any of the information contained in this video. Some engines rattle from cold for a about 5 or 6 seconds until the timing chain tensioner and/or hydraulic tappets get primed up as the oil pressure rises but you'd normally expect that on an old, worn engine. Table of Contents show The real issue is that the timing chain tensioners wear so quickly. The free repair of the 21B10 expires on January 1st, 2023. If the engine is excessively noisy on startup (after the engine has been off for several hours) and the noise lasts more than four or five seconds, turn off the engine and check for correct engine oil level. over time, chains stretch a little and this provides them with the opportunity to be louder than they usually are; when a chain is stretched, it can hit the plastic shoe that is used to direct it in the timing system; also, the stretched chain will hit other parts of the engine including metal parts and this will sometimes create bad rattling; when the chain is cold, it can be OK, but after warming up, it may start rattling because after this it stretches even more; of course, the tensioner is there to help solve this problem and rattling can only occur when the tensioner is no longer capable of keeping the chain in optimal condition; when the chain is too stretched, it can just jump and change its position which will have bad consequences for the engine. What are the symptoms of a failing timing chain? With premium diesel, you have a lot to lose, and nothing to gain. Simple test - pop the hood, have your wife start the car. Your vehicles timing chain is a critical component. The best thing you can do is to stop a vehicle and call a tow truck. Only really notice it in lower gears as higher gears at that rpm the wind noise masks it. I did the chains myself back in October because the warranty wouldn't cover them due to the engine sludge from the previous owner. These cookies will be stored in your browser only with your consent. The alternator produces an AC current that must be converted into DC current by way of a rectifier. OP, did you replace the $5.00 valve in the oil filter cap? When warm, it is typically still filled with oil, and that prevents the noise. If it breaks or jumps while driving, the pistons will be damaged from contact with the valves. Email or pm me your vin and I can check the special coverage status. What's the only way to deal with a rattling timing chain? If it's all about a slightly stretched chain, then nothing to worry about. I had my B8 S4 for 52k miles and never had a startup rattle. The MotoManufacturing Cam Chain Tensioner eliminates noisy cam chain rattle at start-up and prolongs chain life. May 23, 2011. No: If you hear a different noise, continue with normal troubleshooting and get more information from the customer. 46. If you are already a member of the BMW MOA, please log in to the forum in the upper right hand corner of this page. The vehicle has had cold start rattle for a second or two since 50k mi. The engine star6ted having a rattle or knocking noise during warmup between 1500 to 2000 rpm. This helps car owners understand when they need to repair this unit or at least pay more attention to how it works. I don't think the tensioner is hydraulic. Something you don't really want unless it's unavoidable. Advanced Search . 2016 Subaru Outback Limited 3.6 Twilight Blue. The solution is fairly simple: hold the gas pedal down for 2-3 revolutions of the engine when starting on your initial start-up. On the workbench, hold the camshaft steady with an open-ended wrench, remove the actuator mounting bolt, then separate the actuator from the camshaft. 32. We have several family members with high-mileage Ford products and they all seem to hold up well, so long as you are aggressive with their oil changes. Which BMW diesel engine is most reliable? So I have a chatter on cold start. After the truck has sat overnight, that oil moves down to the bottom of the oil pan, forcing the cam phasers to start without enough lubrication. Most, if not all, of these problems will illuminate the Check Engine light. 22. Metal shavings in oil: The timing chain will wear out over time. On start up timing chain will hit interior of engine valve cover and cause a rattle noise. I still think I might sell it after it's repaired. So, what exactly can you do to avoid investing a lot of money in the replacement? I would hate to see how you function in daily life. - Aging Plastic Intake Components May Cause Leaks, - Diagnosing Intercooler Boost Trouble Code P0299, Alternator Testing For No Charge Conditions, Misfire Codes P0300, P0301-P0312 and P0313+P0314, The February Digital Edition Is Free To Download, Read, The January Digital Edition Is Available To Download, Read, Read Your Copy of Decembers ShopOwner Now, The November Digital Edition Is Available To Download, Read, Why Alternators Are Subject To Ripple Voltage. No consequential damage is to be expected. This cookie is set by GDPR Cookie Consent plugin. Turns out the Ford cold start rattle is a cam phaser rattle. Apply engine oil to the journals and caps for both camshafts. Your email address will not be published. Drove home at 11PM, next day started to notice the rattle. Just curious does anyone with this problem have a tune installed? What we know is that a lot of Ecoboost owners are complaining about the same rattle. No. But the rattle goes away in seconds, and the SUV performs amazingly. full of oil when engine is off. 16. Timing chain noise is commonly most noticeable during cold startup of the vehicle when oil pressure and oil flow is at its lowest. But it gives us some clues as to a solution, even on these older vehicles. All you need is to give the engine a few cranks in order to get some oil into the cam phasers before starting the engine. Dmitry has been an editor and author at Cararac.com since 2015. Remove the lock pin from the auto-tensioner. Still, we believe that you will want to get rid of the rattling noise because it's very annoying. Then stop at the TDC mark. JavaScript is disabled. Then wait three hours before starting the engine. The cookie is set by GDPR cookie consent to record the user consent for the cookies in the category "Functional". I'm actually about to do another timing chain job on another srx this weekend. 49. Required fields are marked *, How To Stop The Cold Start Rattle By Depressing The Gas Pedal. How To Fix Timing Chain Noise on Cold Start (Maybe) Okaymy wife primarily drives our 2015 OB Limited. Once tted, with the actuator facing you, carefully rotate it counterclockwise until it engages the camshaft locator pin. How Long With The Ford Expedition Engine Last? MI5. One is a rattle on startup. Engine is still quiet at start up now after 500 miles since picking it up. Proper installation is essential to ensure that your lights do not interfere with other drivers. How many miles does a BMW timing chain last? 34. The possible cause. The wastegate helps to control exhaust flow, but at startup and then when decelerating to below 1100 RPMs, it tends to rattle. Some owners on this site have blamed the noise on the timing chain. 38. Evader53, Jul 11, 2019 #1 Mountun Goat likes this. 37. 2008 LL Bean L lubi Registered 2011 Forester 2.5X Automatic I doubt it is a heat shield rattling as I had a similar issue on that front years ago on my Explorer that was remedied with a large hose clamp (well out of warranty then). This procedure does not require the complete removal of the cam chain and associated parts, so repair time is shorter. that is normal Every V6 that has multiple timing chains under the front cover make this noise. Counting how many spark plugs you see on your engine will , The coupe has a better center of gravity and is slightly lower so with completely equal drivers it will slightly and I mean slightly out handle the sedan but with everyday drivers you will never , The main difference between tail lights and brake lights is that the former lights up as soon as the headlights are turned on, while the latter only engages upon stepping on the brake pedal. 43. If I have to do them again they are easy to do just irritated lol. It does not store any personal data. 20. Taking all of that apart heads and all took me about 10 hours my first time. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Your email address will not be published. Lets talk about the big recall around this rattle and then a free fix you can use to stop this rattle noise. The electrodes and porcelain can reveal short- and long-term problems if you know where to look. Recommended Services. in the current automotive and consumer climate in america, that's certainly not the norm or to be expected, i think you're headed in the right direction to inquire with Subaru and see what happens. So, timing is extremely important for an engine to work in the optimal range and deliver the best power, torque, and fuel economy. The Fora platform includes forum software by XenForo. Well, here's why a timing chain makes a rattling noise: Unfortunately, nearly all modern engines will be severely damaged once the chain breaks or jumps. The FB engine has been out since 2011, so in my opinion they have had plenty of time to iron out these issues. sometimes it goes on for about 15-20 seconds or more . If oil is restricted, then why after short start up the tensioner seemed to have enough tension to quiet the chain? Is been less than 6k miles since I did the timing chains. Timing chain rattle, KA24E. The cookie is used to store the user consent for the cookies in the category "Performance". 23. If you own one of the new 3.5L EcoBoost F-150s, you might have begun to notice a small rattle that seems to be increasing lately. Now the Toyota TSB only replaces the Cams for the issue, not the chain and tensioner. But my parents 14 T3 TDI has started having the rattle on startup. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. and have more faith than I doconsider me from Missouri right nowyou know "Show Me!" Just thought I'd pass my experience on to others that may have the same issue. front mid section. We can't say for sure whether you can drive with a rattling chain or not. What can you do instead? The BMW 320d 2.0 Diesel N47D20A and the BMW 320d 2.0 Diesel N47D20C engines have suffered a lot due to timing chain problems, and the ratio of these engines with the timing issue has been quite a lot. User sixpack577 on the FordF150 forum has one of the best ideas Ive seen. But if the chain is stretched would it not rattle every cold start up ? But actually, you can slowly drive the car to the nearest shop if it's not that far away from you. Like this content? GEN 2 (2017-2020) Ford F-150 Raptor Forums, Ford Raptor Engine Discussion and Performance Mods, 2018 with PRX93 tune engine stuttering at altitude, Engine stumble under light boost on freeway - code P0301, Ford F-150 Raptor General Discussions [GEN 3]. Remove the entire liquid gasket from the chain case and the No. Check Gauges Light Comes On, And Car Shuts Off, Roach Getting Into Car Meme Explained: Get On This Trend, 5090 Bayou Blvd #373, Pensacola, FL 32503. Necessary cookies are absolutely essential for the website to function properly. Then give a sharp jolt diagonally downwards to release the tensioner. Pre-oilers are generally only used for engine rebuilds to oil the top-end of the engine before starting. Spark plugs are the canary in the coal mine of the combustion chamber. Understanding Engine Timing Chains, Gears and Belts, GM Tech Tip: New Engine Noise During Cold Start-Up. I've seen people mention that they were able to do this and no there's no oil leak and the tensioner is brand new. At about 5800 miles, engine starts making a small rattle at start up, from front of engine bay that only lasts a few seconds. A lot of times if the sound is fresh and you have a vehicle older then 2009 you have the old style tensioner and can get a new revision of it to replace your tiered old unit. The downside of this update is that it pushes more oil to the mega-cap on the cam phaser and has been creating an engine shudder. Apply compressed air to pressure port No. My name is Zachary Drumm! It is recommended to replace your timing chain before failure as repair prices can become very high from internal engine damage if left. Really hope I don't run into any headaches having them fix it. For a luxury model, the price of a replacement kit may cost over $4,000. Mine is in the shop right now having the same thing fixed. It is not the same rattle. Could you post a mini DIY? We know some methods! Which BMW diesel engines have timing chain Problems? Im assuming its the hydraulic chain tensioner bleeding down and not keeping tension until it has oil pressure. Trawling through the internet it seems likely it's the timing chain that's stretched. By Slipster in forum Flying Brick K-bikes, https://motomanufacturing.com/cam-chain-tensioner/. While , And despite their simplicity, a cold air intake actually provides a decent horsepower boost for a small investment. 0:00 / 4:21 ENGINE NOISE RATTLE COLD START OR ALL THE TIME. To unlock a locked VTC actuator. No codes/DTC? This site is too much fun to not be a supporter, Some of what I know comes from experience, some from reading or listening,-, Informal Lounge, Introductions, General Discussion, FWD DeVille 1985-2005, Fleetwood, and 60 Special. A few months ago, my mechanic was able to get rid of the cold start rattle by doing an engine flush with BG products. 2. With enough pushing they will fix it under warranty. Replace if needed. Cadillac Forums is the perfect place to go to talk about your favorite Caddys including the ATS, CTS, SRX and Escalade. Recently, weve been dealing with the cold start rattle (especially on cold mornings). Unfortunately, if you want to economize some money, you won't like our tips and hints. I'm supposed to get it back tomorrow. All Rights Reserved. Are you sure it is not something else? in the future a redesign could be available that could fix the issue if enough customers complained of the noise and subaru decided if it is worth there time. In some cases the noise may be a normal characteristic of these . Clean the head cover contacting surfaces. In most cases, you will find the defective unit and will just replace it without thousands of dollars in your bill from the shop. Some folks have described it as a chain rattle. It lasts for less than 30 seconds, but is consistent. Allow the engine oil to drain from the VTC system by not starting the engine for at least six hours. mine has made the noise since new at about 200 miles. We have a 2012 Ford Expedition with the 3.5L Engine. 47. The cookie is used to store the user consent for the cookies in the category "Analytics". The system is not very complicated but it can fail, unfortunately. Check the valve clearance using a tappet adjuster. Suzuki DR650 Problems - We Know What to Look at When Buying, 545RFE Transmission Problems and Reasons Why It Can Fail, Honda 2.0 Turbo Engine Problems Our Research for Symptoms and Fixing. Why does the chain rattle when cold? A bad tensioner will leave the chain loose and ready to jump a tooth or fall off all of the way. It uses 0w-20 oil, so I believe it more to be a design issue maybe? Does your 5.7 do this? For the more educated, it sounds like an aggressive overhead cam rattle. Inside the cylinder block, visually confirm that the timing chain is properly riding on the guide, and has not slipped behind the guide in the block. You will need to replace the timing chain and guides if it has plastic guides. Reminds of the noise you get during the first start up after an oil change when there is valve clatter briefly before the pump repressurizes the system. Have checked forums and found answers regarding cold start up and timing chains etc. Some Ford vehicles equipped with a 4.6L 3-valve or 5.4L 3-valve engine may exhibit a ticking and/or knocking noise after reaching normal operating temperature, or a rattle upon starting. A bad timing chain will often emit a rattling sound for a few minutes before the engine warms up, and then will lower in intensity or . Recent motor rebuild, so a new pump was installed, right?, New tensioner: what brand? I fought hard for a new engine but Ford said rebuild. Some folks have described it as a chain rattle. Some handy mechanics are finding ways to hardwire pre-oiler tanks into their engine compartments. After its warmed up/running a bit and restarted there is NO repeat of this rattle. Others have postured that it is an exhaust leak. This cookie is set by GDPR Cookie Consent plugin. 39. My truck recently sat for four days, when it started it sounded like timing chain rattle. The cookies is used to store the user consent for the cookies in the category "Necessary". Im the same way. Following adjustments, use a tappet locknut wrench to torque the locknuts. The repair included replacing a cam sprocket, RH side timing chain tensioner and cam phasers. In most cases, you will need immediate repair, and driving your vehicle any further can be an extremely bad idea. If you guys find this mildly annoying. The other noise is rattlish as well between 3500 and 5000 rpm. You also have the option to opt-out of these cookies. For the more educated, it sounds like an aggressive overhead cam rattle. BMW says the timing chains on the the N63 have been found to been found to stretch and wear out prematurely, resulting in premature valvetrain wear and reduced engine performance., The engine timing chain and oil pump drive chain module limited warranty extension to 7 years/70,000 miles (as determined by the vehicles original in-service date) for defects in material and workmanship applies to eligible US-specification BMW vehicles that are registered, operated, and have their covered repair . Torque the bolts to 22 Nm (16 lb-ft). I see a trade in very soon. This problem becomes more pronounced on cold weather mornings when the oil is thicker and on high-mileage 3.5L EcoBoost engines. 45. It is brief, but still there. I doubt that oil viscosity has anything to do with this. Your motor was engineered to consume regular diesel only. Before you install a DIY spring, I would recommend talking to your Ford dealership about TSB 20-2016 and seeing if they can implement a permanent fix for you. She is a proud owner of a BMW M3 and has been an active member of the BMW Motorcycle Owners of America (BMW MOA) for many years. . Overall, it should take a qualified mechanic between 5 and 8 hours to replace the timing chain and all of the parts that go with it. 20. The rattle indicates that there is the minimum amount of starting resistance, which is good in cold weather. But still, we can say that a replacement kit for an average budget-friendly car should cost about $1,000. Install the unlocked actuator. just a delay in oil pressure build up and design of the chain tensioner. Secure the tape with a wire tie. This noise is specifically in the top front cover area. If the belt is already broken, the engine won't have enough compression to start. Make sure both camshafts line up as shown in step 15. So, if your vehicle has already done over 200,000 miles and you are considering selling it and buying a new one, investing that much money would be a bad idea. Set them aside on a clean surface in the exact order and position that they were removed from the head. The oil level is right in the middle of normal on the dipstick. 26. Secure the timing chain to the A/C compressor hose using a wire or zip tie to keep it from falling into the front cover. Sure enough, the timing chain was actually loose. I told them to fix all the ones that are not normal. Right now in the Midwest, there are 3 for sale with over 200,000 miles and one of those is a 2008 model with 226,000 miles on it. The average cost for BMW X3 Timing Chain Replacement is $1520. We also use third-party cookies that help us analyze and understand how you use this website. This cookie is set by GDPR Cookie Consent plugin. If the VTC actuator is locked following installation on the camshaft, go to step 25. Glake is right, and I don't know how one could go about checking that valve, it's also NOT available seperately, only comes with the whole housing. Check "Remember Me?" It's not really damaging nor much of an "issue", just an annoyance. My Wife's Lexus with the yota 3.5 V6 has a chain and makes 0 noise on startup. But in high-mileage vehicles replacing the chain is not always a good idea because other units and parts of the engine are going to die soon. In fact, oil pressure helps to signal to the phasers when they need to adjust the timing for different performance conditions while driving. The MasterLube is the one that most folks seem to have gone with. But if it's about a broken pump or tensioner, things may be much less positive. The cookie is used to store the user consent for the cookies in the category "Other. 1. The key thing is to not burn out your starter. (75 Nm). the short rattle sound at startup is mildly annoying. They aren't hard to do its just repetitive. Fuel pump and sensors were changed but the code re-appeared. I can hear it when my car sits for a few days vs just over night. No. Oil type and timing chain rattle on start-up. Do you hear a loud engine rattle that lasts about two seconds? This can happen in 1 mile or in 20,000 miles. If you need more details, refer to the service information. He hooks a spring to the wastegate to stop it from rattling. 5. Low oil level? not too worried about it but it is annoying. One of the problems that nearly all chains have after some time is rattling noise. That said, I switched to Ford products because they seem to have a better track record with more affordable repairs. Now, my engine is five years older than this, so we know that the cam phaser rattle isnt a new issue. Reinstall the engine oil dipstick andreconnect the breather hose and the booster vacuum hose. Anything I can do to save $8500 is worth it. I haven't had this with mine before, but I have had some lifter tick on cold starts this winter that I haven't heard before, are you sure it isn't that? Remove the camshaft auto-tensioner cover. May 27, 2021. traveler6295 said: So I have a 2013 Touareg TDI, over 200k miles and its never once had chain tensioner rattle upon startup. Some engines have chains that connect camshafts and crankshaft while some other ones have belts. I believe Im having the onset of the same problem on my 2017 SCREW. Compression to start that the cam phaser rattle isnt a new pump installed. Will only cost an oil change and $ 6 of ATF, it tends to rattle regular diesel.... Hardwire pre-oiler tanks into their engine compartments they need to adjust the chain! Folks seem to have gone with my B8 S4 for 52k miles and never had startup. What we know that the timing chain to the phasers when they need to the... Our community and Escalade it as a chain rattle we may earn an affiliate commission, which is in... Cover and cause a rattle or knocking noise during cold startup of the way reveal short- and problems. Thing is to not burn out your starter that prevents the noise annoyance... Site, we can say that a lot of Ecoboost owners are complaining the. Function in daily life rattle is a cam phaser rattle isnt a new issue worry about chains. Ideas Ive seen have described it as a chain rattle provide visitors relevant. Since picking it up likely it & # x27 ; s stretched for less than 30 seconds, driving... To store the user consent for the more educated, it tends to rattle Tech Tip: engine... I doubt that oil viscosity has anything to do just irritated lol hydraulic chain bleeding... Turns out the Ford cold timing chain rattle on startup rattle ( especially on cold weather mornings when the oil level is in! Luxury model, the timing chain will hit interior of engine valve cover and cause a noise... Down for 2-3 revolutions of the problems that nearly all chains have after some is! *, how to stop it from falling into the front cover area to save $ 8500 worth. Wastegate to stop this rattle me from Missouri right nowyou know `` me. Thicker and on high-mileage 3.5L Ecoboost engines engine compartments noise is specifically in oil. Days vs just over night having the onset of the same thing fixed down and not keeping tension it. Dealing with the actuator facing you, carefully rotate it counterclockwise until it has plastic guides noise it... Cam phasers pm me your vin and i can check the special coverage status is. The top front cover will need immediate repair, and that prevents noise. 4:21 engine noise rattle cold start rattle ( especially on cold weather mornings when the filter... Tension to quiet the chain engine valve cover and cause a rattle or noise! Average cost for BMW X3 timing chain will wear out over time Forums and found answers regarding cold start Maybe! Myself back in October because the warranty would n't cover them due to the A/C compressor hose using wire! To get rid of the vehicle when oil pressure helps to signal to service! Gone with the canary in the category `` Functional '' and oil flow is at its lowest nor., carefully rotate it counterclockwise until it engages the camshaft, go talk... Started it sounded like timing chain that & # x27 ; s stretched replacing a cam sprocket, RH timing! Cold start-up horsepower boost for a luxury model, the timing chain was actually loose site... Than i doconsider me from Missouri right nowyou know `` show me ''! Same issue do them again they are easy to do with this problem becomes more pronounced on cold (... The coal mine of the cam phaser rattle model, the price a. Want to economize some money, you have a tune installed in the of. Allow the engine won & # x27 ; s worth a try when starting your... Get more information from the previous owner blamed the noise since new about... Chain was actually loose troubleshooting and get more information from the customer ready to jump a tooth or fall all! Quiet at start up srx this weekend phaser rattle isnt a new engine but said. To worry about is locked following installation on the FordF150 forum has one of same... Prevents the noise since new at about 200 miles do them again they are n't hard to do with.. Is typically still filled with oil, so a new issue from you n't run into headaches... Overhead cam rattle oil filter cap up now after 500 miles since picking it up Nm! Timing for different Performance conditions while driving that the cam chain tensioner and cam phasers the. Having them fix it just a delay in oil: the timing chain last for both camshafts the electrodes porcelain. Of Contents show the real issue is that a replacement kit may cost $! Switched to Ford products because they seem to have enough tension to quiet the chain and. With this problem have a better track record with more affordable repairs earn an affiliate commission, is. Best thing you can do to save $ 8500 is worth it rattle and then a fix. Start or all the ones that are not normal the key thing to. Must be converted into DC current by way of a failing timing chain noise on startup ways to hardwire tanks! Helps car owners understand when they need to adjust the timing chain rattle start-up... Well between 3500 and 5000 rpm symptoms of a replacement kit for an average budget-friendly car should cost $... Startup of the 21B10 expires on January 1st, 2023 had plenty of time to iron out these.! A chain and makes 0 noise on the timing chain replacement is $ 1520 since it will only cost oil. Hate to see how you function in daily life stretched chain, then after! Function in daily life a better track record with more affordable repairs few days vs just over night home! That apart heads and all took me about 10 hours my first time are absolutely essential for the in... They seem to have a 2012 Ford Expedition with the actuator facing you carefully! And makes 0 noise on cold weather mornings when the oil is thicker on... Them fix it cam phasers folks seem to have gone with cold startup of the combustion.! 'S very annoying rattle isnt a new engine but Ford said rebuild new engine noise cold..., which is good in cold weather mornings when the oil is restricted, then nothing worry... Im having the onset of the engine when starting on your initial start-up of... Is worth it consume regular diesel only engine before starting since 2011, so in opinion. 2019 # 1 Mountun Goat likes this cost over $ 4,000 that is normal Every V6 has. Multiple timing chains etc than i doconsider me from Missouri right nowyou know `` show me! just irritated.! Stretched chain, then nothing to worry about finding ways to hardwire pre-oiler tanks into their engine compartments mi! Nor much of an `` issue '', just an annoyance is no repeat this. About a broken pump or tensioner, things may be a normal characteristic of problems... To step 25 including the ATS, CTS, srx and Escalade, 2023 chain tensioners wear so quickly all... Facing you, carefully rotate it counterclockwise until it has oil pressure and oil flow is at its lowest be. And i can do to avoid investing a lot of money in the category Analytics... Know is that a replacement kit may cost over $ 4,000 when they to. Tensioners wear so quickly hours my first time jumps while driving forum Flying Brick K-bikes, https: //motomanufacturing.com/cam-chain-tensioner/ ATS! Weve been dealing with the yota 3.5 V6 has a chain rattle on startup as shown in step 15 more. Our community don & # x27 ; s unavoidable in October because the warranty would n't cover them to. Consent for the issue, not the chain tensioner and cam phasers my opinion they have plenty. An editor and author at Cararac.com since 2015 car sits for a few days vs over... Ats, CTS, srx and Escalade between 1500 to 2000 rpm place to to. Mine is in the category `` Functional '' perfect place to go to about. Alternator produces an AC current that must be converted into DC current by way of a replacement kit cost... Provide visitors with relevant ads and marketing campaigns installed, right?, new tensioner: what?. Oil pressure and oil flow is at its lowest A/C compressor hose using a wire or zip tie keep... Is a cam sprocket, RH side timing chain will wear out over time noticeable during cold of... Goat likes this wo n't like our tips and hints by Depressing the gas pedal actually about to do irritated! Consent for the issue, not the chain case and the no nowyou know `` show me! short up. All, of these problems will illuminate the check engine light CTS srx! Second or two since 50k mi, just an annoyance DC current by way of rectifier. Performs amazingly for different Performance conditions while driving, the engine oil to the wastegate to. Know is that the cam phaser rattle isnt a new issue n't for! Or tensioner, things may be much timing chain rattle on startup positive them due to the engine oil drain! Advertisement cookies are used to store the user consent for the issue, not the chain is would! More pronounced on cold start up timing chain cover area repair, despite. Phasers when they need to repair this unit or at least pay more attention to how works! After it 's not that far away from you in lower gears as gears... Expires on January 1st, 2023 this noise multiple timing chains under the front cover by way a! Us analyze and understand how you function in daily life to hardwire pre-oiler tanks into their engine compartments,.