A: The most common Northstar engine problems include oil leaks, coolant leaks, and head gasket failure. Q: How can I avoid Northstar engine problems? A: You can avoid Northstar engine problems by following the manufacturer’s recommended maintenance schedule, using high-quality oil and fluids, and driving the vehicle in a gentle manner.Jan 18, 2022 · The 32 valve V8 Northstar was not an option - it was IT in one of two performance ranges - the ~275 hp 3.11 final drive economy cruiser version and the ~300 hp 3.71 final drive performance version. The 8th character of the VIN gives the powertrain - VIN Y is the cruiser, VIN 9 is the performance.Northstar/cadillacThe 2002 Cadillac DeVille has 5 problems reported for engine failure. Average repair cost is $6,250 at 70,600 miles. ... DeVille 4.6L Northstar. Automatic transmission; 70,000 miles;northstar engine problems overheating Enhanced eBook Features 2. Identifying cadillac northstar engine problems overheating Exploring Different Genres Considering Fiction vs. Non-Fiction Determining Your Reading Goals 3. Staying Engaged with cadillac northstar engine problems overheating Joining Online ReadingStarter Motor Problems. The starter motor on the Northstar engine is located inside the engine, which is a unique design. This location can cause the starter motor to get hot and fail. Replacing the starter motor can be a labor-intensive job, but it is necessary if the starter motor fails. 12.Mar 12, 2013 · It is the standard engine in the high-performance XLR-V roadster and STS-V sedan. Exceptional smoothness, refinement and drivability were the targets for the 469-hp supercharged Northstar V8, which features an all-new aluminum block design and the most power output for any production Cadillac to date. To ensure tight tolerances and strength ...Aug 27, 2023 · The Northstar engine, which was produced by General Motors, had its fair share of problems during its production years. While the engine itself was praised for its power and performance, certain model years experienced recurring issues that have become a cause for concern among car owners and potential buyers.Nov 17, 2020 · LD8 Northstar Engine. The LD8 engine is a transverse V8 for front-wheel-drive cars first introduced in 1994 and designed to provide more torque than the L37. Used on all torque-tuned Notaris, the compression ratio is 10:1 and is quieter than previous Northstar engines due to a tuned intake system and better hydraulics. Northstar Engine …DESCRIPTION: Effective November 9, GM Parts will provide a remanufactured 4.6L Northstar Premium V8 Engine (RPO-L37/LD8). This engine will provide an viable alternative to repowering your customer's late-model Cadillacs. Available on Powertrain Wholesale Truckload Program. EFFECTIVE DATE: Available November 9, 2007. ORDER INPUT: Order via RAPID.The Northstar V8 actually predates the LS based engine by a solid 3 years, and it was more suited for Cadillacs FWD fleet at the time. It was also doing it's best to compete with European luxury and technology. Loved my 05 Bonneville GXP. Put 300xxx miles on that baby and never needed a head gasket.Jul 31, 2015 · Yes & no. The problem is that the head bolt threads pull. Coolant gets into the cylnder and the rest is history. The question is, which came first, head bolt failure, allowing coolant into the bolt holes, acting as a catalyst and corroding the threads, or the threads failing first, allowing coolant into the cylinders. 2.Feb 4, 2024 · The Northstar engine problems were more prevalent in the earlier models, from 1993 to 1999, and especially from 1997 to 1999. These models had weaker head bolts and gaskets, and more oil leakage issues. The later models, from 2000 to 2011, had some improvements, such as stronger head bolts, redesigned gaskets, and better oiling …Everyone laughs when I tell them that I wrote Codependency for Dummies. But codependency is no laughing matter Everyone laughs when I tell them that I wrote Codependency for Dummie...Top Cadillac XLR Problems. Steering Wheel Position Sensor May Fail. 14 people have reported this. 4. Check Engine Light Due to Gas Cap Issue. 10 people have reported this. 1. Contamination of extended life coolant. 6 people have reported this.Radiant floor heat has existed for millennia. It was originally constructed by ancient Chinese engineers, built upon by ancient Roman inventors, and Expert Advice On Improving Your...Car Model/Year: DTS 2011 Platinum. Engine: NORTHSTAR 4.6L V8 VVT (LH2) Posted September 18, 2016. Had oil leak (few drops). Dealer changed 4 filters. (Covered by extended warranty). Told me he had to replaced the front cover, both valve cover gaskets and rear main seal and mid seal. I love the car but just how reliable are this northstar ...Car Model/Year: deville 1997. Engine: Northstar 4.6L V8 (LD8/L37) Posted August 28, 2010. What is the "Normal" coolant temperature supposed to be on my 1997 Caddy Deville with a Northstar 275 HP. A repair shop service wrighter said it should be 195 -210 degrees, he said it shouldnt get over 210. The manual does not state the normal range.Northstar engine in 2006 Buick Lucerne Issues. First started with the Oil Pressure sensor warning light/chime coming on.I pulled over and turned off the engine for about 5.minutes.After restarting, the warning came again but accompanied by a tapping sound.I added oil and the tapping stopped.I got it to a repair shop.They found the Oil Pressure ...A healthy Northstar will use a quart every few thousand miles, and a drip or two overnight won't really affect that. Both the Ford and Cadillac engines are good engines. We had a 2-valve version of the Ford engine in a '92 Crown Vic. Good piece. It developed the common valve seal problem at 100k and mom traded it (on the Cadillac actually).The fuel pressure regulators can be tested. Take off the vacuum line going to the FRP and idle the engine for a few minutes. If you see fuel seeping from the vacuum nipple on the FPR, the diaphragm is bad and the FPR needs to be replaced. That will solve some hot restart problems.Cadillac Northstar engine problems. A cornerstone of older Cadillac models, the Northstar engine was hailed for its cutting-edge technology, becoming synonymous with the Cadillac brand. However, the complexity of Northstar engines meant they quickly became notorious for head gasket failures. And with the 'Northstar Condition' affecting ...Aug 29, 2023 · Starter Motor Problems. The starter motor on the Northstar engine is located inside the engine, which is a unique design. This location can cause the starter motor to get hot and fail. Replacing the starter motor can be a labor-intensive job, but it is necessary if the starter motor fails. 12.Put the crank sprocket mark at 12:00 and the mark on the intermediate sprocket at 6:00, install the short chain and slide the sprockets onto the crank/intermediate shaft simultaneously. You will probably need to turn the crank slightly to allow the crank sprocket to slide onto the key.As for what the common issues are, an intake gasket isn't out of the question should the car be ill maintained. Head gaskets can be a problem too, but again, it all depends on how the car has been treated in life. As for overall reliability, the 4.9 liter is the lowest warranty claim engine that Cadillac has ever had as far as I know, and is ...caoiii, The problem with "fixes in a bottle" is discussed in here, back in the first series of posts, as well as down in Engines. The main problem is that we're chasing a moving target: the head bolt holes in the cylinder block fail, either from block porosity or coolant/metal corrosion, and that leads to the gasket itself failing due to loss ...2006 Buick Lucerne Engine Problems. Find something helpful? Spread the word. 21.9k. Click on a problem below to read more. Engine Stalls/Shuts Off While Driving 2. Engine Runs Roughly 1. NHTSA ...Cadillac Northstar engine problems. A cornerstone of older Cadillac models, the Northstar engine was hailed for its cutting-edge technology, becoming synonymous with the Cadillac brand. However, the complexity of Northstar engines meant they quickly became notorious for head gasket failures. And with the 'Northstar Condition' affecting ...dkozloski. 29672 posts · Joined 2004. #7 · Apr 14, 2009. Recalls originate with the NHTSA for safety issues. The only squawk that an owner would have with Cadillac is if they refused to fix it while it was still under warranty then it would be a civil dispute.All 2000-2011 Cadillac Northstar V8s use 5w30 Engine oil. Capacity on all front wheel drive cars is 7.5 quarts, or 7.1 liters including oil filter. Engine Oil Supplements. The only …The service manual calls for 3 of the large pellets for the Northstar since less leak protection is needed with the Northstar since it cannot leak coolant into the oil. 6 will provide extra protection from seepages long term and 6 is the recommended dose for the 4.9 engine as the 4.9 CAN leak coolant into the oil so the extra dosage is required ...Sep 5, 2020 · Links Below: Cadillac Northstar engines are known for overheating. This Deville had a slow coolant leak & a history of overheating due to a failed water pum...Here are the most common signs of head gasket failure on a Northstar: - Overheating. - High pressure build-up in the coolant surge (fill) tank, that remains when the engine cools off. - White smoke from the exhaust (condensation/water vapor is completely normal for any car) - Coolant smell from the exhaust. - Engine temperature spikes during ...Problems with the 2004 - 2005 Northstar LH2 Engine Head gasket failures emerged as a common issue with LH2 Northstar engines, primarily stemming from design flaws. Excessive oil consumption in these engines resulted in substantial carbon buildup, leading to elevated engine temperatures and eventual head gasket blowouts.1) Timing Chain Issues. There are a few various pieces to 4.6 V8 timing chain problems. It's rare to deal with the timing chain itself, but there are some known issues with the timing chain guides and tensioner. However, with these engines aging many may be in need of timing chain repairs too.Discussions for all Polaris XPEDITION Problems and Issues. Repairs, TSB, Recalls, and Warranty related questions will also be covered in this section. 1.Oct 19, 2015 · Please read the non-scientific poll on Northstar engine/gasket failures in the stickies in Engines; Northstar. Stickies, marked with a push pin, are necessary, timeless info in any forum of interest. 1997 - 1998 - 1999 had block metallurgy troubles, 2000 had head bolt thread length problems.January 26, 2023 by John. If your Northstar engine is leaking oil, there are a few things you can do to fix it. First, check the oil level and make sure it is full. If it is low, add more oil. Next, check for leaks in the hoses and gaskets. If you see any leaks, replace the hoses or gaskets. Finally, check the seals on the engine for leaks.Top 2005 Cadillac DeVille Problems. Power Window Regulators may Fail. 738 people have reported this. 405. Heating and AC Temperature and Air Delivery Mode Door Actuators May Fail. 620 people have reported this. 285. Oil Leaks From Lower Engine Area. 504 people have reported this.Jun 21, 2023 · Learn about the main issues that affect the Northstar V8, such as low oil pressure, carbon buildup, head gasket failure, and more. Find out the causes, symptoms, and solutions for each problem and the average cost to fix them.1G6ET12912B100942 2002 Cadillac Eldorado 4.6L Northstar Engine, Viv code #9 problem: --came in for oil leaks & coolant leaks --engine ran fine prior to service, no warning lights on prior to service - … read moreIf you drive a Cadillac with a Northstar 4.6 engine, you've probably found yourself dealing with a nonstop oil leak. Searching automotive forums online will return suggestions that you use an OTC leak stopper to fix the problem. We wouldn't recommend that here at RB Auto Service. This is a temporary solution to a well-known...GM knows about the engineering northstar engine problem but refuses to accept responsibility for it. - Hawthorne, NY, USA. Add Complaint. problem # 8. Oct 12 2015. DeVille 8-cyl.The Northstar is it's own worst enemy in this respect. It seems capable of generally giving excellent service with little or no intervention by the owner well past 100K. 20 or 30 years ago it was not that usual to get 100K on any car or engine without significant work and investment.13 posts · Joined 2010. #1 · Apr 27, 2010. I want to report on fixing a low oil pressure problem on my 2001 STS. I received a warning light at idle saying to shut down the engine. At a higher rpm it would go out. The engine sounded normal, no tapping or knocks so I figured it was a bad pressure sender. I replaced the sensor and the problem ...Cadillac Northstar Engine Identification. 1993-1999 Northstar engines will all have spark plug wires. 2000-2003 engines will have large coil cassettes on each valve cover that have 4 integrated coils right above each spark plug. 2004-2011 Northstar engines all have coil on plug ignition but these will have removeable coils mounted on a rail.Dodge released the Pentastar 3.6-liter engine in 2011. This motor is found in a wide range of Chrysler- and Dodge-branded vehicles. Upon its release, there were a few common proble...67 posts · Joined 2007. #1 · Jun 7, 2007. Hello guys! I am new to this forum. I recently purchased a 1997 STS. I knew nothing about the car when I bought it. It has 175,000 on the odometer. When I bought it, it wouldn't run and I narrowed it down to the fuel pump and replaced it. I have it running now but it is running very rough.Dec 12, 2023 · Problems with the 2004 – 2005 Northstar LH2 Engine Head gasket failures emerged as a common issue with LH2 Northstar engines, primarily stemming from design flaws. Excessive oil consumption in these engines resulted in substantial carbon buildup, leading to elevated engine temperatures and eventual head gasket blowouts.3/ Start the engine and turn it off. Unplug the electrical connector from the valve. Start the engine and adjust the idle speed screw on the throttle body, using a screwdriver, until the engine idles at 675 rpm. 4/ Start the engine and adjust the idle speed screw until the engine idles at 650 rpms. This sets the base idle speed to a place where ...1993 Northstar Rough Idle. I have a 93 Allante with a Northstar engine with 63k on the odometer. It idles rough and the engine often dies. When this happens and I restart, it doesn't want to start very easily. If I put the car in neutral, it idles smoother and does not die. The problem started when I stored the car for 7 months.Any aluminum engine is going to have problems if the coolant isn't changed properly. I've never heard of a dealer telling someone to change the coolant. I've changed the lower intake manifold gasket on my wife's 1999 Pontiac with the corporate 3.4 liter V6 - twice. The dealer techs put the old coolant back in when they were done.Learn about the common problems and life expectancy of the northstar engine, a v8 engine developed by general motors. Find out how to prevent or address head gasket failures, …The 1996 Cadillac DeVille has 2 problems reported for head gasket blown. Average failure mileage is 86,500 miles.Nov 10, 2022 · Failures of the head washers are frequent regarding the 2004 Northstar engine problems. The LH2 Northstar engine was at risk of overheating because of design flaws. When the engine consumes far too much oil, more carbon accumulates. The buildup of carbon causes a rise in the temp of the vehicle engine. Consequently, the head gasket can blow out.Dec 4, 2020 · The 32-valve design of the Northstar's engine head gives it a serious advantage when it comes to upper rpm breathing as compared to a more traditional 16-valve pushrod motor. In fact, the factory lifters are good for 8,500 rpm, but in order to get there safely you're going to have to swap in a set of stronger valve springs.To order, select your kit below by determining the year of your Northstar powered car, and click add to cart. You can also call us direct at 888-800-9470. Leave a message if you don't get an answer, we return calls promptly. If we don't answer it just means we're wrenching away on a Cadillac, or packaging stud kits.Guss put the engine back together perfectly, the first time, no returning for re-fix, ready to run for years and miles to come. My Northstar engine, that has known head gasket problems, has gone from the most negative part of the car to the most valuable. I now have a true performance gem of an engine with strong reliability.i've only recently found out about the problems with the pre-2004 head bolt problems on northstar engines. and it has me very skiddish about buying anything with a northstar engine before 2004. ... if you have a car lets say between a 2000 and 03 with a northstar engine, you do the test and it passes the test, is there anything to prevent the ...If you'll go to Discussions: Engines, Northstar Performance there's a sticky non-scientific poll concerning head gasket failure. Remember, the poll represents only people in this site, and there are no controls over how many times someone posts the same problem - one member has posted the same words in 4 different engine years.The northstar engine is a delicate engine and like a beautiful woman it demands your attention to the fullest. ... It's called "Camel Mode". The engine will NOT suffer from a quickly sensed overheat. The head gasket problems, largely cured by 2002/2003, were mainly due to failed cylinder block head bolt threads - fine threads, short head bolt ...Many of you have been requesting this engine in a video, so here you are!We would like to show you a description here but the site won't allow us.Jul 31, 2015 · Yes & no. The problem is that the head bolt threads pull. Coolant gets into the cylnder and the rest is history. The question is, which came first, head bolt failure, allowing coolant into the bolt holes, acting as a catalyst and corroding the threads, or the threads failing first, allowing coolant into the cylinders. 2.Jul 1, 2007 · There are no problems that the Northstar is known for having with less than 100,000 miles. What you are describing sounds like a car that wasn't driven very much and had a case-half O-ring problem at 50,000 miles and a pulled head bolt at 70,000 miles. ... Any car can have problems, I just saw this video on the mercedes top shelf AMG engine ...Cadillac must love you for shifting the blame of lousy engineering over to the owners of the cars. No vechicle should require the kind of maintenance for the cooling system that the Northstar does. Besides, many "properly maintained" Northstars blow the headgaskets anyway. The headbolt design was changed for 2000 to extend the threads.For the Northstar engine, what model years had the Head gasket problems? I heard that they got better in the early 2000's. I had a '97 and '98 that both went bad. But my '96 is still going at 126,000 miles. The northstar had problems on all years of the engines.i've only recently found out about the problems with the pre-2004 head bolt problems on northstar engines. and it has me very skiddish about buying anything with a northstar engine before 2004. ... if you have a car lets say between a 2000 and 03 with a northstar engine, you do the test and it passes the test, is there anything to prevent the ...Worst 2002 Cadillac SeVille Problems #1: Engine Stalls/Shuts Off While Driving 2002 SeVille Average Cost to Fix: N/A Average Mileage: 91,000 mi. Learn More #2: Nav System Doesn't Work 2002 SeVilleAbout Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday TicketThe short answer is 'yes,' but you should focus on the areas that will give you the most bang for your buck. Here are three steps you can take to increase your Northstar V8's power …Cadillac Northstar Engine Problems. Built as an answer to Ford's 4.6-liter modular engine, introduced the same year and carrying the same displacement, the greatest of Caddy's little V-8s made history for two reasons. It was the first GM production V-8 built for overhead cams, and the...Dec 3, 2010 · The main engine problem reported for your mid-1990s Deville’s was a crankshaft position sensor. Of course, you can also get powerful 6-cylinder engines in a Cadillac these days. ... I noticed an extreme oil leakage problem with Northstar engines of the year you mention. Sealing them up was in the 12hr range. Caddyman December 4, …Re: 1998 DeVille air intake manifold. Use this to make sure the proper coil tower is connected to the proper plug. Remove the coils and ICM, clean the coil base contacts and the coils themselves. Use only the correct AC Delco #41-950 Platinum spark plugs and the expensive AC Delco wireset - Rock Auto.A real world example is the Northstar engine from 1999 to 2000. The 1999 engine was a 10.3:1 compression ratio and was designed to use premium fuel. For the 2000 model year, with a revised the combustion chamber and faster burn it is designed to operate on regular fuel and the compression ratio only had to be lowered .3 to only 10:1 to make it ...The service manual calls for 3 of the large pellets for the Northstar since less leak protection is needed with the Northstar since it cannot leak coolant into the oil. 6 will provide extra protection from seepages long term and 6 is the recommended dose for the 4.9 engine as the 4.9 CAN leak coolant into the oil so the extra dosage is required ...Feb 4, 2024 · The Northstar engine problems were more prevalent in the earlier models, from 1993 to 1999, and especially from 1997 to 1999. These models had weaker head bolts and gaskets, and more oil leakage issues. The later models, from 2000 to 2011, had some improvements, such as stronger head bolts, redesigned gaskets, and better oiling …Overheating Northstar. My 1998 OVerheated and was in the red area of the gauge for no more than 100 yards long enough for me to get off the freeway. When I took it to a indi garage they said I had a busted head gasket becaues water was in my cylinders, and they wanted 4,500 dollars to repair it. What happened to the 50 miles with no water ...The dealer is wanting $1800 to repair this and my car has only 58,000 miles on it. The 1998 Cadillac DeVille has 5 NHTSA complaints for the engine and engine cooling:engine at 52,200 miles average.Look at the oil on the dipstick. If it's black, change it again. Repeat as necessary. Recheck the oil consumption. The accepted procedure is to check the oil when the engine is hot but has been standing without running for ten minutes on level ground. Mark the dipstick level, the date, and the mileage in a log.Jan 17, 2011 · STS-V Northstar reliability. As a casual observer who will be on the hunt for an STS-V in a little over a year, I am impressed with the lack of "Northstar issues" reported here in comparison to the older, FWD engines. As a former owner of a self-destructed Northstar, I was a bit hesitant to get back in the game, but the early returns seem very ...Feb 4, 2024 · The Northstar engine problems were more prevalent in the earlier models, from 1993 to 1999, and especially from 1997 to 1999. These models had weaker head bolts and gaskets, and more oil leakage issues. The later models, from 2000 to 2011, had some improvements, such as stronger head bolts, redesigned gaskets, and better oiling …4186 posts · Joined 2009. #3 · Sep 2, 2015. You would start with the #1 cylinder at TDC, crankshaft sprocket timing mark at 12:00, intermediate sprocket timing mark at 6:00 so the both timing marks match. Then you are left with the cam timing marks which all need to be 90 degrees from the surface of the head.Everyone's feet are different, but certain everyday foot problems are common. Learn about these annoying foot conditions and how to improve them here. Advertisement Feet are like s...Northstar Engine Problems. Blown Head Gasket; Rear Main Seal Oil Leaks; Valve Cover Oil Leaks; Excessive Oil Consumption; Carbon Buildup; Water Pump Failure; 1. Blown …89563 posts · Joined 2004. #4 · Nov 16, 2007. The best thing you can do is maintain the cooling system. Pre '96 is green and needs to be changed every 2 yrs. '96 and newer use Dex-Cool and need to be changed every 5 years (or sooner). Like.I have a 2005 STS 4.6L Northstar....Let me start by saying I first bought car with 89,xxx miles on it. Have done regular fluid changes and thats about it....Fast forward to now about 137,xxx miles. Driving and then all of a sudden check engine light comes on. I hook scanner up says cylinder 5 misfire...At this time I realize I have never done ...The Northstar is it's own worst enemy in this respect. It seems capable of generally giving excellent service with little or no intervention by the owner well past 100K. 20 or 30 years ago it was not that usual to get 100K on any car or engine without significant work and investment.Feb 12, 2016 · The Northstar cylinders, rings and pistons are noted for longevity, as is the entire lower end - crank, rods, bearings. Timing chains are forever, timing chain slippers need replacement over 100,000 miles or so. Your roller cams and cam followers are not subject to the wear of the pre-2000 flat tappet setup.The Northstar engine series is a family of automobile engines designed by General Motors. The Northstar has been used in several cars in the GM lineup, including the Cadillac Seville, Buick Lucerne, Pontiac Bonneville and Cadillac Eldorado. ... Run through a check list of common overheating problems to troubleshoot the source of your engine ...Oil Burning Issues. Due to the 10,000-mile interval between oil changes that is recommended by the manufacturer for the Cadillac Northstar, oil burning is a commonly reported problem. When this occurs, Cadillac recommends using a GM cleaning kit to clean the valve rings. This kit has a solution that soaks the rings for two hours and is then ...GM knows about the engineering northstar engine problem but refuses to accept responsibility for it. - Hawthorne, NY, USA. Add Complaint. problem # 8. Oct 12 2015. DeVille 8-cyl.. Jan 12, 2021 ... Hey man I changed my thI own a 2006 Buick Lucerne with the 4.6 Nor Car Model/Year: deville 1997. Engine: Northstar 4.6L V8 (LD8/L37) Posted August 28, 2010. What is the "Normal" coolant temperature supposed to be on my 1997 Caddy Deville with a Northstar 275 HP. A repair shop service wrighter said it should be 195 -210 degrees, he said it shouldnt get over 210. The manual does not state the normal range. Had this happen to two different cars and fixed by Northstar/cadillac 527817. 107 posts · Joined 2014. #4 · Sep 12, 2016. the problem with...
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