Most unreliable engines reddit

Most unreliable engines reddit. Cant get any better than that when it comes to durability and reliability. 7 V8 both are proven million miles truck engine. Unsure exactly where the fragments came out from- block, head, crankcase, but there was a hole and fragments littering the engine compartment and the ground below. An engine with forced induction is built heavier duty to handle the boost. More reliable than n54. Most problems - 2000 Saab 9-3 (too many things to list), most catastrophic failure 1999 Land Cruiser (timing belt took out engine). The fact that Toyota agreed to put it in one of their cars speaks volumes, if we are talking reliability. Or any EZ series engine and the FA/FB engines seem to be holding up, although they're relatively new. Cars that are in the shop over and over again until 300,000 miles are getting routine repairs like brakes suspension ac work etc. Defenders / 90s / 110s are proper workhorses. That does NOT mean the brand is unreliable. The "all Subarus have headgasket problems" has practically made me lose my eyesight from rolling my eyes so hard. Here in Brazil I know some engines that have excellent reliability scores: VW AP1600/AP1800: Simple and cheap maintenance, equipped various VW models between 70s and 2000s as well some Fords by Autolatina (partnership between Ford and Volkswagen); Any VW air-cooled engine by Beetles; VW EA111, 1. I question whether GM ever made a dime on the volt HOWEVER, I think you will be fine with the 1. 2 awd 2007 with 377k kms. Flooding, happens if you do not allow the engine to warm up before turning off. Mostly get a bad rap from folks not doing maintenance on them, and not being the easiest to work on. So, I would not be scared of buying a Wrangler. Ive seen the top gear pickup. However, Jeep puts a lot of money into the Wrangler because of its cult following so it is more reliable than a Renegade or Cherokee, and all the problems are very well documented. The 3. • 5 yr. And while CVTs are meh, a lot of manufacturers including Toyota have them now. Early models may develop fatigue cracks between the strut housing and body, due to ongoing chassis torsional twist. This isn’t meant to offend, but why are American cars still unreliable these days compared to European and Japanese? In Fact they are always in the Top 3 regarding Consumer Satisfaction,Reliability and Technical Fitness with Age. Just looking for some advice on buying a commodore < $10,000 with close to 200,000km. If you want a non-japanese cruiser with good reliability then victory / Indian would be a better choice. Fully built in the heart of Texas. Everything was ok except known issues. The Vette is a pretty reliable platform since the LS/LT has been such an evolution from gen to gen. 5T as long as you don’t intend to track or up the boost by a lot. 7 is dead reliable and as long as you do maintenance it will hit 300k comfortably. kyree47. For instance, the Beta II and Lambda MPi engines used in many pre ~2010 cars are very strong. The reason people call them unreliable is because they don't take care of them and these engines are maintenance queens. Hyundai engines have had huge problems, leading to a recent massive recall. The N63 in the 550i is a sweet engine but there's no BMW V8 that I'd recommend if reliability is a requirement. When the time comes to shop around for a new F150 the name of the game for me will be reliability. We're Reddit's central hub for vehicle-related discussion, industry news, reviews, projects, DIY guides, advice, stories, and more. 0T S60/V70. New comments cannot be posted and votes cannot be cast. Very good engine that 3. I wouldn't buy a new car, but the typical oil change recommendation I give is change the oil at 100 miles, 500 miles, 2k miles, 10k miles, 40k miles. Best modern turbo straight six by fa r, it’s not even close. If you're thinking of a non-V8 or non-diesel version - the 2. I’ve been told 2017 s60 T5 has a reliable engine. I always thought of Subaru as one of the most reliable brands because of my dad’s experience. CX-5 with a turbo will be very quick. That's why they buck the "simplicity is reliability" trend. My E30 was more reliable than one of my E36s, but my other two E36s were more reliable than anything else I’ve owned other than my modern Chevy truck. The engines themselves really aren't that unreliable. The engines themselves are all generally pretty good. It doesn't help there are ton of dumbass rumors that go around, like rotaries don't have a Rev limit, you don't need to change the oil because their designed to burn oil, etc. In general most every maintenance advice "experts" agree on are false. Chevy’s interiors age horribly. Also, lots of shit requires replacement at 70-80k miles. I don’t know much about diesels, they often last very long but it’s likely caused by being picked by people who drive long distances. Jeep overall is an unreliable brand. What hurts Kia/Hyundai the most is dealer experience and NO loaners for service. Also saw one with 450k kms for sale in my country :D currently I have MY21 V60 with B4 petrol. And with Honda I believe it is every 40k. But it's not a fast car by any means. I would advise to go for something like an E-Class or even a C-Class. Volvo T8 Twin engine a key example of unreliability. A 325i with an N52 6 cylinder from the same year made 215 hp, or 35. Most engine defects\problems come from gaskets, bearings or accessories rather than any component of the actual block. Plenty of people pushing 200k - 300k miles at this point. The engines wouldn't make it past 60k miles without leaking head gaskets - absolutely no exceptions. 7 speed auto in Q60 does not feel very engaging either. Innovation often has an inverse correlation to reliability. On most cars, the reliability will be the same on the engine (transmissions vary with brand and if worse, are typically worse than I4, except CVT transmissions seem to have problems with various brands (Nissan for Maintenance will be the number one determinant of long term reliability of turbo engines. 8 second 0-60 of the 550i; not a huge difference. W203 C55 and the SLK55 are up there with those as well. Smooth, very low vibration. Like others point out, the b58 engine , specifically in its 380 HP iteration is pretty bulletproof. Aluminum. They bought Chrysler’s boat division and just rebranded the engines designed in the 60’s. The Nissan KA24E in my Hardbody runs great, but these engines are notorious for breaking timing chain I'd say anything with the 5sfe in it, that thing is a tank of an engine. TBH, every BMW model has their own weak points and common issues. People talk about the CVT like it’s garbage, but just like an Automatic, it all depends on who made it and maintenance. • 2 yr. Turbocharger, supercharger, direct injected, plug in hybrid. WarBastard2021. g. then 100k, 150k, 200k and so on. Well, the powerplant is a stroked hayabusa engine. Hello Been here a lot lately and seen a few times mentioned. THE 13B in terms of reliability peaked with the Series 4-5 model. When you take a motorcycle engine/transmission and put that much torque on it, it's just a sorry state of affairs. 0 Turbo 🤙🏼. The most reliable ones are the ones in which the owner properly maintained the vehicle. Yeah in general naturally aspirated engines will be more reliable. The N20 is actually a very reliable engine in the US midwest. Same for the 8 speed box. Some repairs will surprise you on how low the cost is really. I could go on listing reliable engines of theirs both old and fairly new (not recent, but engines in the last decade), but the bottom point is MB knows their engines for a significant part of time. I’m wondering if there’s a difference in reliability between the US spec WRX/ STI’s and the Japanese Spec (which my dad had). You'll struggle to find a manual with low miles, but there are plenty of autos to choose from. Chevy’s 5. The E350 had the M274 or M264 engines with 241/255hp instead of the 329/362 in the E400/E450. Yes, Honda’s are still reliable and fun cars. The fact that the Artura has a 5 year warranty (and 10 year body warranty) is a statement by McLaren that they’re confident in what they produce. If you understand how the systems work they’re not hard to fix (most of the time. Hi all. Their bus engines are also known to do 2-3 million miles. 5L Ecoboost. Same for plenty of iron-block LS-whatever GM motors. •. Rav4 Hybrid will get about 40mpg city/highway/combined. What’s the Reliability Like On Newer Kia’s? : r/kia. Even the OM646 and M272. Runner up is an 84 Tercel, which ran great until, with no warning, one of the pistons blew apart. I've owned 4 and only ever had a leaky gasket on my EJ251 powered Forester. If memory serves I think bmw has been outclassing Mercedes for more then a decade now in most reliability indexes. Depends on the model. They are expensive to maintain and repair (in general) in comparison to their Japanese counterparts, and even more so to their domestic standard brands. Force by Mercury. Turbo engines are just as reliable if not more than NA engines. Hence the 2014 - 2022 Lexus IS350. 0 TDI Passat, Octavia etc or BMW 320 and Cars Like that) of the German Wagons are definitely Not unreliable. The Official r/Cars is the largest automotive enthusiast community on the Internet. So more frequent maintenance is required as compared to what's historically been required in the USA (ie. But is more complicated to install and maintain. No. I currently drive a Q70 as a daily driver, have a truck as well instead and 3. Lots of people mention issues over 50,000 miles regarding excessive oil consumption and ignition coils/fuel injectors. Mostly the bushings and mounts. Engine would make knocking sounds when rpm's were 1500-2300. I love Nissan/Infiniti products but VR30 gotta be one of the most unreliable engines they have. These engines liked high octane unleaded fuel so they just detuned them (The Chrysler 55 became the Force 50) and used the cheapest parts possible to build them. ElChapinero. I've read that the most reliable engine is the 3. So they're very expensive and not the most reliable, only still get class 150s in Bristol because a HST breaks down. Some are more reliable than others. Edit: yes, some specific CVTs are unreliable. 7L is the better choice compared to the 4. Most unreliable truck ever. Nissans are very reliable people that say bad things dont like nissan or must have not maintenance them these trucks are bullet proof tanks I have a 2004 frontier crew cab super black 3. 3 are solid and abundant engines but the rest of the truck are awful. The Honda Civics with a CVT (starting in 2014) are looking good as far as reliability, as long as the fluid is changed on schedule. That's expected, average reliability to me. Personally I like NA motors. But you can say the same thing about DCTs and torque converters. 3L. I had a 2006 street glide that broke something every 1000 miles. Reply. The key is picking the right car, preferably something earlier and simpler. Constant little issues and then the engine blew out when the oil pump failed. My old 350z never broke down, it also got worse fuel economy with a ton less power and less weight. *Enough is enough! Anymore spamming of other peoples post downgrading kia either about "kia boyz" immobilizers, engine failure, or car fires will result in a 30 day ban, and a subsequent violation will result in a permanent ban. Haven't heard anything too crazy as far as the Z cars being unreliable. Well I was trying to make my point of that jeeps are unreliable. miamigp2022. High revving, good performance. But the motorcraft sensors are only slightly more reliable than aftermarket sensors. 18 votes, 40 comments. ) and the B58 was the architecture upgrade. Allroads weren't the most reliable and had other problems besides the engine. Maserati Biturbo. The AJ V8 4. 7 V8 and 3UR-FE 5. 2 bar. With no mods and a replaced timing belt around 45-60k miles, that would be a very reliable (if a little thirsty) vehicle. 2004 Infiniti I35. Yes, Toyota has fantastic reliability, but that doesn't make Subaru unreliable. The MK3's are rusting away at a rapid pace, the 4 MTU engines were not built for stop start and are absolutely shredding themselves apart, and the units as a whole go through around 3-4 times more duel than a 16X or 158. A 2023 Subaru is a great option and reliability is just a tad lower than Toyota and Honda for the sole fact that you probably shouldn’t skip any maintenance on a Subaru while you could probably get away with it in a Toyota or Honda. That said, even these guys have made less-than-reliable engines. My thought is the companies had something to prove with these cars so they put a lot of effort/$ into their longevity. Depends how you look at it. That still had the M276 without turbos unlike the E400/E450 and that V6 made 302hp. (Made in Japan as well). It is when they started making engines in America, like the Nu and Theta II that the brand went to junk. Turbo 2 FC is the most reliable turbo RX7 you will get as I think it has the longest lifespan. Seals, sensors, exhaust supports, saddlebag latches, fairing brackets, radio, fuel pump, shifter linkage, even the goddamn kickstand spring fell off one fine day. Well yeah but this question is about 2015+ model years. Shocks, control arms, etc. My old L322 range rover gave up the ghost at 230k. 5 hp per cylinder. I have a 2012 sprinter, and I don't think it's a bad vehicle or unreliable, but it does require more maintenance and know how to prevent the expensive issues that can occur due to the exhaust design. 0L is gutless. E60’s are hit or miss usually but engine wise you should be solid with any that has the N52 engine (525, 528, 530) that engine is one of the more “reliable” ones from BMW and it’s found in a lot of cars from that era. They’re actually pretty reliable if you stay away from poop level benzes. Most depreciate horribly. So I’m curious to hear about your experiences with Subaru reliability. 535, 545 and 550 will have you perpetuating the stereotype that E60’s are unreliable. The most unreliable aren’t the ones that are in the shop the most. Considering Ford-Cosworth BDA’s (early 70’s) and Vauxhall C20XE ‘redtop’ (mid 80’s) engines have been around so long and are still winning rallies all over the world they have to be in with a shout. Two turbos, 1 carburetor, no intercooler, built in Italy. You can rag on BMW for a lot of things, but they are and always have been good at making engines. They've made some absolutely abhorrently unreliable engines but so have most manufacturers. Everything now is going towards direct injected turbos, which means high pressure fuel pumps, lots of stress on smaller components. If your looking for a reliable, well built, modern cruiser and don't want to spend a fortune, get Japanese. Forged internals (usually), piston oil squirters, etc. See them every day and don't see catastrophic failure very often. The most “American” truck is a Toyota Tundra. Would love to hear some owners Turbo engine's reliability in long term. Consumer Reports ranking: CX-5, Forester, Sportage, Rav4. The more complicated the car is the less reliable it is. However, on a car this old all of that goes out the window without having full service records. Reliability wise: Rav4, CX-5, Forester, Sportage. Turbos engines build their power with higher rpms. But basically any M113 equipped AMG, supercharged or not, would be reliable. 0L wasn't perfect either. D. 7 has been far more reliable. ) Parts are occasionally expensive but it comes with the territory. 2 bad radiators, 3 bad cats, 2nd gear would screech. 6 engines; Thanks. So every new car and especially crossover SUVs are coming with Turbo charged engines. Davecoupe. They just don't live up to the same durability of a 4Runner, which will outlive most people by design. At least they kinda tried. More power, more torque, better mileage, more towing, etc. Generally speaking, 4 cylinder engines generate more power per cylinder than 6 cylinder engines. Depending on the brand and time period, some V6’s were unreliable (late 90’s Ford’s, for example), but the I4’s were fine. Hyundai engines that are made in Korea are generally pretty good. The 5. Quality of Mercedes of Has gone down over the years, some of the cheaper model are quite unreliable like the GLA, CLA, A-Class mainly because those models are cheaply made. Mustang is a pretty reliable well known engine at this point, it's got a decade of development. So you’ll have your foot in the vehicle to keep the power going. 4 was probably the most reliable engine land rover used in the LR3 and 2007-2009 range rover. The 2016 you could also enable Android Auto/Apple Carplay. Someone posted about the Honda D17s having head gasket issues. But to make a blanket statement that turbos “aren’t reliable” wouldn’t be accurate. Iron vs. It’s the EGR and DPF (and how the regen cycles are performed) and DEF injection. I was curious about the reliability of these V8’s. Yes the 3. That being said, my vote goes to an LCI E90 328i. 9TDI, M50/M52, are only reliable in terms of the engines. A turbo gives “free” power because it runs off the exhaust. For example, a 2007 320si had the N45 4 cylinder generating 170 hp, or 42. r/kia. BMW's are fine, many of them can comfortably go 100k miles without issues as long as the basic filters and fluids are replaced. The more power generated, the harder the engine has to work, the 2UZ - FE 4. There are some engines that have issues and need frequent oil changes. 3. 6th gen is most reliable, 7th gen is a tossup, because they get abused, 5th gen is generally seen as the most unreliable and the rest are just toyota™️. Aside from a handful of things (V6 engines changed between 2017 and 2018, and more), they're pretty much the same car underneath the sheet metal. I’m looking at pre-owned X7’s (either the 2019 50i or the 2020 X7 M50i). That is very true. Same case with the OM651 4 cylinder. If you live in hot climates then you'll be more likely to experience that failure. The N55 was the reliability upgrade to the N54 (fixing the turbo issue, hpfp issue, intake valve fouling issue, etc. W210 E55 or W202 C43. ABS sensors in the rears I'm told are fairly common. Within the LR brand, the Range Rover P38 (1995-2002) models reign supreme in unreliability. If you are driving one with every possible Option ( Like Most Imports in the US seem to be), then the Chance of Something to Break is much Higher. The W211 E55 and CLS55 are pretty reliable but have more electronics and other things that can go wrong at any moment such as the air suspension. 8L had issues, and 4. PS. More recently I think that the B58 engines X5 are likely to be fairly reliable. The N55 and B58 built upon a lot of knowledge. It does mean the cost of ownership for a used model MAY be higher than your average car brand. But these kind of news seems to only originate in the US/Canada. People on Reddit also prefer the Japanese top 4 over the Koreans regarding reliability. They are before Toyota and trading Places from Year to Year with Honda. The radical weighs about 1400 pounds and has a massive contact patch on r comps. In Europe I only heared of issues with some of the diesel engines. I mean 2021 is basically the same truck mechanically for the past 6-8 years, reliability should not be a concern. 6L V6, underpowered but reliable. And you have to use motorcraft parts or they will die. My vote is for the E90 328i (RWD) with a 6-speed stick. The updated design fixed my 2006 e90 years ago. The 4. My son and I just drove 1900 miles in his gen 6 with 337k miles on it. Ford powershift being a disaster doesn’t make DCTs on the whole bad. Besides, the 535i will do 0-60 in 5. My commute is very small, about 5km one way and my wife's is about It is well-known that some manufacturers are known for reliability, with Toyota and Honda at the top of the list. Most of the hate I see in which the user compares them to another car, almost always compares them to a RAV4 or 4Runner. 5T will have more points of failure. I’d say an e46 is one of the safer bets for reliability. I read somewhere the 2UZ at some point added a plastic intake manifold. I think NA S4 OR S5 FC is the most reliable 13B, I think turbos really hurt the lifespan of the engine. The hyabusa is a motorcycle that weighs about 550 lbs and has a contact patch about the size of a fist. B57d30. The base 2. 416K subscribers in the BMW community. . The engine itself was great. r/Cars is the largest automotive enthusiast community on the Internet. Reliability will likely be identical stock to stock while the 1. Battery would die at random times. The E30 and the two good E36s were maintained by dealers and indy mechanics. 8L V6, yes. Award. I think that Japanese cars are reliably built all over, electrically, external parts of engines such as VVT, water pumps, fuel systems, including the engines, where as German cars with reliable engines such as the B58, 1. Turbos in the long run may require more maintenance. Again, well established engines with iterations to become more reliable. 2. Also, a carb’ed BDA screaming it’s nuts off in a forest is one of the best sounding rally engines in existence. 0L straight 6, bulletproof. maximum boost from the factory is 17. Cheapest to run (in UK) and with most available parts (again, in UK) are the 2. I think McLaren quality gets better with each model they release, so the reliability is probably a bit better than the reputation. The bread and Butter configurations (e. Poor efficiency, uses more gas and produces more waste heat. Turbos are sensitive to oil. There are all kinds of shops that specialize in Wranglers. 5T engine being unreliable/bad, but the issues with the engine are resolved now. Some of the great engines from the past have been discontinued (N52, M54) so it depends on what you consider “modern engine”. Problem is how annoying they are with sensors and little things that will cause a no start. 5 seconds vs the 4. Here's a link. I would pick the car with the better features. A supercharger needs power to make power but is much easier to install and maintain. 3. Reply reply. There are plenty examples of good, and bad engines, made out of each metal. N52 engine is regarded by many as one of BMWs more reliable modern engines and one of the last naturally aspirated engines that BMW made. The engine is still great, transmission solid, car drives just fine, and based on what I know I have 110K more miles to go before the thermostat housing cracks again. 8 hp per cylinder. Nah S58 is good from what I’ve heard 😅 and for a good reason, B58 is already a legendary engine and it’s not even out of production. 0L. True. In reality simple cars with fuck all to them are going to be the most reliable. This 100%. I would say the most reliable engines are a class of engine that is now a dying breed - the port injected, naturally aspirated, butterfly throttled engine. Or you could go one step back and get the 2016 E350. ago. N52 is going to be much more reliable than say an n55 or n54 but at the sacrifice of performance. Had most of the same problems starter, power steering pump, steering rack, condensor fan, front lower control arms (bad bushings), engine mounts and the transmission wined. I just sold my 97 7. And you were lucky if the cylinder liners didn't slip after that. Used Subarus and Hondas are selling like hot Cakes here. Back to the question though, how is Honda's horrible engine different from for example Mercedes, in real world Honda's are more reliable than Mercedes cars, and don't cost a lot to repair, why can't Honda translate that reliability to their F1 engines, and why cant Mercedes translate their overall F1 reliability to their production cars. My e90 with the n52 engine has had less problems than a number of my previous cars. Replace the water pump + thermostat and do the aux belt + pulleys + tensioner (unless done recently), and they're solid cars. Had s80 3. Camshaft position sensor was going bad, often stalling the engine while driving, causing me to immediatly pull over while there was still momentum. 2)On the other hand, when I look at reliability rankings, Kia and Hyundai are top of the list in J. Turbo carb builds from the factory was such a rare thing, almost nobody did this. Power ( source ) ELI5 how these two can be reconciled. So far, it's holding up well. Even the ultimate fan of reliability, Scotty Kilmer, agrees with this. The engine is very reliable right up until your daughters boyfriend pours coolant where the engine oil should go. The 1UZ-FE is one of the most reliable and stout engines ever made. 0 has been out of production since 2006. A friend of mine and a friend of my colleagues who we both consider car aficionado have advised me against a turbo charged engine for a long term use. Just because a specific one is trash doesn’t mean that’s true of the entire technology. 3 vg33e supercharged truck 303,169 miles original only replaced spark plugs and wires and fuel filter my first vehicle I've had for 12 years only had 100k when I got it was my grandfather's he was in the army The older Ford Escape hybrid is also known to be quite reliable I think. After I graduate I plan on buying a mid sized SUV like a RAV4 or a CR-V because of reliability, but I've seen some talk of Mazdas being up there in reliability, and I'm considering the CX-5. eight_ender. If you think about it, maybe Maserati proved why. People always mention the 1. Rotary Cons: Small displacement, so low on torque and you need to rev it to make power. If you want the image and lifestyle at the expense (to some degree) of reliability, engine efficiency, etc, get a Harley. But i would argue that most harleys post 2009 are fairly reliable from the factory. fullock. Turbos have more maintenance down the line than the NA engines…. 4 psi, or 1. For most people is completely fine, but if you want more power you’re going to have to go with the n55. spools the turbo up quickly at low rpms. I live in the Subaru capital - Colorado - and if you check Denver craigslist there are a million of them for sale with new engines, new transmissions, new head gaskets. It's engineered for much greater power. I have been hearing a lot of news regarding how Kia/Hyundai engines are unreliable and tend to grande themselves. I believe only the Duramax uses another separate injector to go through regen, where as the Cummins and Powerstroke use injection on the exhaust stroke-method which has the propensity to affect engine oil bmwtech3068. Lots of replies about Discoveries, but none about Defenders yet - probably the high American ownership of this sub. Hi friends, I have a question on the reliability of N63 engines. Makes a different sound. Most of the German cars sold here are higher performing, turbocharged engines. Turbos do increase heat and excess heat over and above what the engine is designed to handle will hurt it. &nbsp; &nbsp; Go to kia. B4x engines are superior in most ways except cost. Honda and Toyota CVTs haven’t had any problems unlike Nissan 1312oo. Cheers. zl ev lb kx fw xc gp ts ei nv