2005 northstar engine problems. I have a 2005 Pontiac Bonneville GXP, which has the 4.

2005 northstar engine problems On 2000+ car they fixed the brakes, susupension, Apperance, Fuse box, and I can go on and on. Didn't try to drive until Friday evening. bad when compared to the earlier models. 2005 Cadillac Deville Base (Limited Edition) - 131,000 miles and the pre- and post- 1997-1999 Northstars have nowhere NEAR the head gasket problems attributed to some other engines If you look at the 2005+ STS (entirely different car from previous Sevilles), you can get a variable valve timing (VVT) Northstar - added a little power and slightly improved fuel economy. Accurate Engines > Remanufactured Engines » Cadillac Replacement Engines » Cadillac 4. Thus if you run low on coolant, the northstar coolant pump will pump nothing. I own a 2006 Buick Lucerne with the 4. But some of these engines were prone to many issues due to their complex design. The engine has 46,600 miles on it. Engines made from 1993 to 1994 are prone to oil-pressure problems. Instead, consider models from 2005 onwards, as they have been improved. Thanks, Click to expand The 2005 Northstars were really the first year that GM really The Northstar engine, across various production years, has been plagued with issues of blown head gaskets. 6 liter Cadillac Northstar remanufactured engine? Buy factory spec engines from Fraser Engines with a 3-year unlimited mileage warranty for those who want 7 posts · Joined 2005 Add to quote; Only show this user #1 · Aug 5, 2007. Used a good Carquest stat Water pump – old one was bad, loose bearing and weeping In 2005 engines the oiling issue was fixed, mitigating timing chain failure. And with the ‘Northstar Condition’ affecting Northstar engines from 1993-2005, many owners can quickly find themselves facing costly repairs if these View all 54 consumer vehicle reviews for the Used 2005 Cadillac DeVille on Edmunds, or submit your own review of the 2005 DeVille. Best year for the However, in 2005, Cadillac engineers gave their Northstar a boost when seep through and leak (this has been a problem on some engines). GM fixed a lot of these problems in the 2000 model year, but earlier engines are known to develop leaks around the main seals and valve covers. Stickies, marked with a push pin, are necessary, timeless info in any forum of interest. 9L and fixed it. CMNTMXR57. I am new on this site, but have researched the Northstar overheating problems Northstar Engine Problems. Especially after the head gasket fix. Ouch! Standard procedure for this problem is to pull the motor and replace the dual pan setup. I've heard the Northstar is not great, but im wondering what exactly is the reasoning for this reputation? My 02 deville is still running strong with no problems at 116k miles, but I've heard of headgasket problems and leaks being common. They took a junk 4. Is there any reputable place around Dallas that works on Northstar engines who can give me a proper estimate and a second opinion? Timeline: Low coolant indicator comes on Coolant is My son had a 97 Eldorado Northstar that had 49,000 miles on it when he bought it. 2000-2003 will swap without any problems at all, just make sure you have the correct exhaust manifolds for your application bolted on. More info, and more good info, than you can ever absorb. Problem is the manual doesn't say how much voltage is supposed to be on that IC circuit. The major issue is with head gaskets. You cannot, under any circumstances, put a 2006-2011 engine into a 1993 Even though it’s an engine that is known for its head gasket problems, it also boasts desirable features that are related to performance applications. You have to keep in mind that a vast majority of people come to the forums to complain or seek help for a problem. FWD DeVille 1985-2005, Fleetwood, and 60 Special. The Car Wizard highlights the design flaws of the late '90s thru early 2000's Cadillac Northstar V8 engine and how they can be fixed. As I see it now, there are two components to the solution of my problem: 1) a reliable source of hardware, and 2) a competent, reliable technician. 2005 Messages 5,561 Location Kansas. 6 Liter – Northstar Engine. Someone who works on Northstar engines said the overheating problem on my 1994 Cadillac STS is due to one of 3 problems – a bad water pump, bad head gaskets, or a bum thermostat. The company developed new seals and gaskets to fix these issues. 2005 Srx Common Problems Q&A. Compression up to model year 2000 was a relatively high 10. Despite its popularity, it’s no secret that this engine has its fair share of problems. It's a V8, so that would be cylinders 1-3-5-7. Get owner experiences and repair insights at RepairPal. Northstar Engines and System Technical Discussion. the STS has the L37 and I SOLD my first one I bought at 160k miles with 245k miles and no engine issues. Problems / Pontiac / Bonneville Looking for a particular 2005 Pontiac Bonneville problem? Pontiac Bonneville Problems by Year. 9893. I now have a true performance gem of an engine with strong reliability. The check engine lite came on. Alternator was replaced by Northstar Performance at engine rebuild time. That is why the exhuast is smelling overly rich. I am amazed that Cadillac can get away with it (they are still producing the northstar The Northstar engine was a family of high-performance powerplants produced by General Motors from 1993 to 2011. 00 car runs great . (need to replace a few of the plastic connectors anyway), so I still have access In this video, Jake dives into the common problems and reliability of Cadillac’s Northstar engine, a powerful V8 that was popular in models like the DeVille, Northstar Engines and System Technical Discussion. IMHO, if GM would have put a Gen3 engine in it, the car would be perfect. Problems / Cadillac / STS / 2005; 2005 Cadillac STS Problems Engine Oil Light Diagnosis ($88 - $111) in Altamonte Springs, FL. systemic flaw in NorthStar Engines. What year models have the revised Northstar engine where overheating and blown head gaskets won't be a problem. Why did this problem suddenly went Cadillac Northstar engine problems. Reply reply However they are amazing engines. C. 1999 Pontiac Bonneville problems (24) View all. The Engines; Northstar forum- the stickies and general threads. I wish though he’d included some more important design “features” that might have contributed the problem. Pulled the Diagnostic Trouble codes and found one that says "cylinder missing" and another that said "engine 2006 Northstar engine problems - Buick Lucerne. (and the thread has been dead for 10 years) The OP said his ticking came from the front of the engine - probably VVT problems - which your engine does not have. I am guessing the problem is the long-term fuel trims are lean beyond the acceptable range at cruising speeds (I want to Hi in this video I will show you the real problem for your overheating problem The Northstar V8, especially the 1996–1999 versions, was known to be fraught with issues, with many of those issues revolving around some of the engine's complex What really is it that make the Northstar engines fail?* only a small percentage of Northstar motors ever developed this problem - the reason for the notoriety - is the cost/difficulty to fix the problem - - General Discussion Seville and Eldorado Forum CTS First Generation Forum - 2003-2007 FWD DeVille 1985-2005, Fleetwood, and 60 In 1994, the original Northstar (RPO L37) was joined by a second version (LD8), both displacing 4. By researching and Today we look at a very clean 2005 Pontiac Bonneville GXP. Today the engine warning light (outline of engine) came on (in the dash) and shortly after, I started experiencing a clattering noise coming from the engine. But know that every engine has its quirks, and the Northstar is no exception. And with the ‘Northstar Condition’ affecting Northstar engines from 1993-2005, many owners can quickly find themselves facing costly repairs if these I've never owned a car with the northstar engine but have been told to stay away from them once they reach 100K maybe it was the car or maybe the driver?? I've owned a few of these with SC on them and never had a tranny problem like that. 6L 32-valve Northstar motor. The RTV sealant has a better resistance to heat and will not shrink like the current gaskets material. The worst complaints are accelerator got stuck, engine knocking, and timing chains stretch. 6 engine is said to be far better from 2003 on up with much improved head bolt and intake/head cadillac catera cover engine fuel sensor gasket lincoln northstar seville Jump to Latest 5. 2008 Cadillac STS Northstar That problem is solved. I like the later real DTS - Deville Touring Sedan - and do not like the 2006+ wannabe "DTS". There's still a rare chance, but no more than any other car. To have admitted the flaw would have put GM out of business, but of course, 'they are too big to Bob K can't shake the mis-information that the 2005 & up 4. Hi Cadillac Northstar engine problems. (Deville went away after 2005. 2004 -2005 Northstar LH2 Engine Problems:\/h3>\n\n\n\n. However, there were also many The Northstar engine is a family of high-performance 90° V engines produced by General Motors between 1993 and 2011. Northstar engines are known for their advanced design, yet they often face several recurring issues. 0 fuel pressure in the morning. General Discussion Seville and Eldorado Forum CTS First Generation Forum - 2003-2007 FWD DeVille 1985-2005, Fleetwood, and 60 Special 2004-2007 CTS-V General Discussion. Is this problem still prevalent on the 2002 Eldorado? General Discussion Seville and Eldorado Forum CTS First Generation Forum - 2003-2007 FWD DeVille 1985-2005, Fleetwood, and 60 Special 2004-2007 CTS-V General Discussion. 6 northstar. By design, the northstar is a decent engine. There are many Cadillac Deville with same leaking problem, the northstar engine has this problem since 1998, on all their models. Don't get us wrong - the FWD Northstar series of Seville/Deville/Eldorado were nice, comfortable, fun, reasonable, attractive cars. Line boring with custom main bearings to eliminate out of round main bearing bores and any low oil pressure problems!!! Complete . GM made the Northstar engine from 1993 to 2011. A lot of carbon buildup was the result of excessive oil consumption in the engines. Northstar - Starting Problems. 2005 had NO changes 2006-2011 (FWD) - any 2006-2011 Northstar will interchange. Fri Jul 28, 2017 11:06 pm. Hit hole in road and everything shut off. Oil Leaking 2; Crank Shaft Sensor Went Out 1; NHTSA: Engine 16; NHTSA: Vehicle Speed Control 7; NHTSA: Engine And Engine Cooling: Engine 4; NHTSA: Engine And The 2000 Cadillac DeVille has 9 NHTSA complaints for the engine at 91,000 miles average. The 2005 and later engines had the latest and greatest in bolt hole threads and longer, better head bolts. Problems / Cadillac / DeVille / 2005; 2005 Cadillac DeVille Problems. The oil pan is leaking on my 80K 4. The L37 just differs very slightly in output by a few HP between '05 and '06. 2006 Cadillac XLR problems (11) View all. The Northstar engine is an iconic powertrain found in various cadillac models. They fixed the first gen by making the second and third. if its only the forged crang who is the better in the newer engine i think its better to spend 2-3k on a used engine and spend 2200usd on a billet crank from chrfab insted of spending 4500usd on a new The 99 Deville is up to 95K miles and the engine was beginning to run rough. On the older v8s, a rad could be only half full and the pump could 775 posts · Joined 2005 Add to quote; Only show this user (which we are finding out as the 2000+ revisions begin to increasingly pop up here with hg problems). Other than that, the 2011 model mostly had positive feedback and ratings with Northstar Engines and System Technical Discussion. ; 2000-2003 engines show some improvements but still suffer from head gasket and oil leak issues. Top Important: When performing Northstar® engine mechanical repairs that require removal of the oil pan, oil manifold or separation of the upper and lower crankcases, use the RTV sealant procedure in bulletin 03-06-01-027 when reassembling. Just make sure the engine VIN code (Y or 9) are matched. A compression check is usually inconclusive in diagnosing Northstar head gasket problems caused by failing cylinder block head bolt hole threads. Most problems start about 90k miles. 6 Northstar engine but after doing research about the engine I realize it may have head gasket problems down the line. It took many years and many pissed customers but they eventually fixed the problem by using longer bolts with coarser I’ve heard all about the problems with head bolts and blown head gaskets on the Northstar engine. 6L Northstar engine. 2005; 13 5. On some '04 and '05 engines there may be an engine oil leak from the front cover of the engine. 2007 Cadillac XLR problems (12) The 2005 Cadillac STS has 12 NHTSA complaints for the engine at 99,181 miles average. You See more Common Issues with Northstar Engines. 2302. 2005 Cadillac XLR problems (6) View all. Engine Diagnostics - Check Engine Light. Looking for a reliable 4. Used on all torque-tuned Notaris, the compression ratio 2004-2005 Pontiac Bonneville GXP review, stats and pictures In addition to a Northstar-derived 4. Now that you know I'm on the hunt for a low milage XLR (2005 and newer) but after speaking with my trusted indy mechanic that works on a variety of American cars, I was told the Northstar engine is problematic. Problem with your 2005 Cadillac STS? Our list of 9 known complaints reported by owners can help you fix your 2005 Cadillac STS. Top . Curiously, the 2006 and later Northstar seems to suffer more from timing chain related problems than the earlier engines. Compression up to model year 2000 was a relatively high Another feature of the Northstar engines 2005 STS 4. 6. They are fixing the Low powered Northstar. Zymurgy 150 Replies. Times performed: 55 $$$$ Oil Change. 1998 Deville (northstar engine) starting problems. 6L Northstar Misfire. The problems are not major. General Discussion Seville and Eldorado Forum CTS First Generation Forum - 2003-2007 FWD DeVille 1985-2005, Fleetwood, and 60 Special 2004-2007 CTS Northstar Engines and System 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. The years 1993, 1994, 1997, 1999, The root cause was corrected on the 2000+ engines. There were several changes. The deposits in these engines get extremely hot, causing knocking or pinging under hard acceleration. 6 Northstar. The northstar coolant pump location is very high up on the engine. Look in your owner's manual for the full 100k service information. The starter is a pain because its nestled in the V and as such it gets very hot and requires removal of the intake manifold when it fails. 6L Engine Removal & Head Gasket Replacement. Save Share The northstar is a wonderful engine until you have the head gasket problem the engine has to be removed to repair but not all of them have the problem. starter cranked 4 seperate times then small backfire and starts. Learn to use the system discussed in the sticky thread "How to pull codes" at the top of the main Northstar Performance - Engines page to pull your DTC's from the car's built-in code scanner/reader. The main Northstar engine common problems are low oil pressure, carbon buildup, rear crankshaft seal, valve cover leaks, oil consumption, and blown head gaskets. The design problems in the LH2 Northstar engine made it prone to overheating. But I'm new to the NorthStar. 99 Deville Northstar 4. For 2005 the L37 was named "Northstar NHP", and was downrated to 290 hp (216 kW) under the new SAE I have a 2005 Bonneville GXP with the 4. Find the most common issues based on car owner complaints Complete information, specs, power and torque ratings on the GM Northstar L37 engine used in various Cadillac and Buick vehicles from 1993 thru 2011. Your 2004 transverse Northstar bears little resemblance to the OP's 2007 VVT longitudinal engine - VERY different vehicles. Retired Bonneville Owner and former GM Tech: 2004 Pontiac Bonneville GXP: Black/Ebony *SOLD* Summer Toys: Combined 827 RWHP / 877lb/ft RWTQ 2004 Pontiac GTO: Impulse Blue Metallic/Black/M6: lots 'o mods, 415 RWHP / 405lb/ft RWTQ! 2006 Cadillac STS-V: Light Platinum Metallic/Light Gray/A6 - Spectre CAI, Magnaflow exhaust, Speed Inc. in this forum in the entire site. 1993-1999 Northstar engines are the most troublesome due to head gasket failures and overheating problems. The contact stated that while driving approximate 55 mph, the check engine sensor light illuminated and the vehicle decelerated to approximately 45 mph. Jump to Latest 104K views 53 replies 26 participants last post by Mandrake Mar 30, 2017. The Cadillac Northstar engine is one of many GM creations, appearing on the market from 1993-2011. I have an 02 FWD DeVille 1985-2005, Fleetwood, and 60 Special. ; Post-2005 engines are more reliable, with major fixes to earlier issues, but high oil consumption can still be a concern. Mainly the head gasket issues, which plagued pretty much all generations. Northstar: A Late Bloomer. The automaker first used it in 1993 for the Allante, Eldorado, and Seville STS models. Unlike the old v8s that are usually located on the front in centre of engine. A cornerstone of older Cadillac models, the Northstar engine was hailed for its cutting-edge technology, becoming synonymous with the Cadillac brand. I was wondering if the V8 Northstar engine 2005 and up models has the same issues as the earlier model V8 Northstar engines? Far as having the overheating, heads separating from the block from bad threads on My friend had head gasket problems on 1999 Eldorado we found a guy upstate NY , he specializes in installing the new conversion stud kit's , he pulled the engine drilled and installed studs nice custom job , steamcleaned , tune up and seals the job was $3800. ; 1996-1999 Found: Basic Northstar Engine Info: (this has been a problem on some engines). It's only real shortcoming is that it only gets average mileage. 4L V8 supercharged VVT (RPO LC3) was developed from the 4. So I'm sitting here wondering what in the world could the problem be. 6 Northstar uses excessive oil. Replaced: Thermostat – stat was factory and rubber was coming off, so was bad. 6 Common Cadillac The Northstar will NEVER come remotely close to approaching within a galaxy of the popularity of the Chevy 283/327/350, Olds, or some MoPar engines of the 60s. At the time, the Northstar engine was General Motors’s creme of the crop for the best luxury engines. If you have one you should start a class action lawsuit, because they have had enormous numbers of problems with that engine. Your engine may have two CMPs. C3H8O Added to Blinker The Northstar engine series is a family of automobile engines designed by General Motors. The designed the Northstar. I’m back again with another 4. The Northstar engine was in production for more than 18 years. Learn More. 99K posts Northstar Engines and System Technical Discussion. The engine failed at 110,000 miles. I've got a 2003 Northstar with 156k on the clock and never head an engine or cooling system issue. Close. Called company many times, wrote to president, other executives all to no avail. 2005 Cadillac Deville Northstar engine Started overheating while driving about a month ago, 135000 miles on engine. Oil Pan and Valve Cover Gasket Leaks: The gaskets used in the Northstar engine can become brittle and crack with age, leading to oil The Northstar engines after the 2004 and 2005 model years are known for their long lifespan and reliability, and show how Northstar engines can be good vs. 2024 GMC Sierra 1500 SLT heater control problem; Is the This post covers common 1st gen Cadillac STS problems for model years 2005 to 2011 and their causes, symptoms, and fixes, such as a bad MAP sensor and EVAP I read the stickies stating the maintenance of the cooling system may have been a contributing factor for blown head gaskets in earlier model 2000 to 2005 Deville with Northstar engines. As soon as the engines would be in a overheating situation, the bolts would come off like squeezing a ripe banana. ) on YouTube talking about the Northstar head gasket problems. Customer: 2005 Deville Base, Northstar. Hello to everyone. Common Problems by Model Year. Bank 1 is the right (rear) bank, cylinders 1,3,5,7. 6L quad cam 32-valve V8 engine, the 2004 Pontiac Bonneville GXP gets a boost from performance-tuned suspension components, GXP-specific five-spoke aluminum wheels and P235/50R 18-inch W-rated tires. 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. Save Share General Discussion Seville and Eldorado Forum CTS First Generation Forum - 2003-2007 FWD DeVille 1985-2005, Fleetwood, and 60 Special 2004-2007 CTS-V General Discussion The Northstar engines since the beginning have had several inherent design flaws. rwebb616 Post subject: Re: 2005 GXP new engine troubleshoot P0300. It was once one of the most advanced of its time, offering ample technology. 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 encouraging. Can anyone tell me--Has Cadillac cured the problem of the oil leak on NorthStar engines--- There was a seal redesign in 2004 or 2005, and there is a totally new reseal procedure in the field (GM TSB) - uses a bead of GM STS Forum - 2005-2012. These problems primarily When shopping for a used car, one of the most important things to consider is the engine. There are no differences. You will be faced with creative ways to get around certain problems because of a lack of certain tools or you're not working at a dealership where every tool and lift is a few feet away. Oil pressure can disappear entirely on early 1993 to 1994 engines, as a result of debris caught in the the finicky oil pressure relief valve. Emergency Brake Cable Replacement Explore common Cadillac XLR problems including steering sensor failures and check engine light issues. One of the most common issues is overheating, which can cause significant damage to the engine block. Introduced in 1993 in the Cadillac Allante, Eldorado and Seville STS, the 4. Find expert repair insights on RepairPal. The northstar engine is great until it blowns a head gasket and starts leaking oil and water. ) 2005 CTS Engine Problems - Timing Chain? Tags caddy cadillac cover cts engine ext forums heated\cooled mechanic noise performance rattle repair video youtube. 6L 32-valve dual overhead cam all-aluminum V8 engine Well this must be a 2006 thing with the 4. The Northstar has been used in several cars in the GM lineup, including the Cadillac Seville, Buick Lucerne, Pontiac Bonneville and Cadillac Eldorado. most 04 and all 05+ have the updates There are no problems that the Northstar is known for having with less than 100,000 miles. Top Contributors this Month View All. About 8 months ago she started overheating with the gauge jumping up to the top and the message near the odometer saying that it has shut down Click on a problem below to read more. The contact owns a 2005 Cadillac Deville. that crank sensor problem was on 2000-2005 devilles and 2000-2004 sevilles Misfire could be a number of things: a) spark plugs - change them if used over 15K miles - inspect/regap. With that being said, timing chains are still prone to fail on any engine. com : Car complaints, car problems and defect information Latest News The Northstar V8 engine family is General Motor’s top-of-the-line luxury power plant. Learn about their causes, symptoms, and effective solutions to keep your engine running smoothly. There is an updated front cover and gasket; part #89017798 cover part #12593627 gasket Bulletin #05-06-01-015 Bruce But what's the most common place oil leaks on this engine? leaking onto the exhaust manifolds? I know guessing without looking at it is a shot in the dark. any suggestions? Make sure to wisely pick the engine since the Northstar V8 lasts a long time, but it has an issue with the improperly installed power steering hose. 6 Northstar overheating problem in my 06 Lucerne. IMHO, there is no real pattern of this, even when abused. My system for finding the problem cylinder is to get the engine running as bad as it will run and then spray water on the exhaust manifolds with a spray bottle looking for the cylinder with cold exhaust. Northstar V8 life expectancy often reaches between 120,000 to 150,000 miles. Key problems include head Some of the most common Northstar problems are pretty serious and expensive to fix. but the Northstar engine runs pretty hot and is definitely a very good idea to make sure your coolant is good to go. Bank 2 is the left (front) bank, cylinders 2,4,6,8. This problem persisted even before the Cadillac DTS was Piston Ring Wear: Due to the engine’s high-compression design, the piston rings experience significant wear over time. We dont use dex cool in them! H. 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. 3. Tue Nov 06 Explore the top 25 problems with the 2005 Pontiac Bonneville, including engine stalling, transmission issues, and expert maintenance tips on RepairPal. Suspension issues should definitely be on your list of worries with a 2000 Eldo - lots of threads about the F45 suspensions on that generation of Caddy - Google for If you drive a Cadillac with a Northstar 4. b) spark plug wires - change them if over 15K miles - inspect c) ECM (electronic control module) - test with HEI (high energy ignition) tester. The anything 03 and older have HG problems, the updates they did in 2000 pretty much did nothing, we do so many 2000-2003 Deville/Seville/Eldo's it probably is even with 97-99 Northstars. That said, 1993 Northstar Engine. When started the engine and oil lights came on and there was a huge puddle of oil spreading from underneath. 6 engine, you’ve probably found yourself dealing with a nonstop oil leak. No airbag, any electrical service. In 2006, the extensively redesigned Northstar 4. 2K views 11 replies 9 participants last post by CadillacSTS42005 Nov 17, 2007 A friend of ours who works on german cars only said that this particular engine (Northstar) was notorious for a cascade failure, in which when 1 coil pack goes bad, they will The failed head gasket caused by cylinder block head bolt hole thread failure is GREATLY reduced after 2000 and almost non-existent after 2004 or so. This 4. without reading all the comments here, this one I agree with. Searching automotive forums online will return suggestions that you use an OTC leak stopper to fix the There are two Northstar V8s, the LD8 and the L37. Key Takeaways. mostly heard about oil leaks, coolent leaking into cilinders, is this a good used car to buy 80k miles mint 1sf model loded or is this goin to be a big problem patrick. Read the non-scientific poll results in the sticky in Engines; Northstar. 32psi with key on not started. You should avoid Northstar engine years from 1993 to 2005 because they have leakage issues, broken seals, damaged head gaskets, more oil loss, damaged valve cover, malfunctioning water pumps, and carbon accumulation. Symptoms of engine problems can vary widely but commonly include strange noises (knocking or ticking), rough idling, increased exhaust emissions Guss put the engine back together perfectly, the first time, no returning for re-fix, ready to run for years and miles to come. Proper cooling system maintanence it the best provention, though not a guarantee. by Northstar Engines and System Technical Discussion. 6L Northstar V8 engine is being sold married to the 4T80E automatic transmission as a dropo I just got my 2003 DeVille with the 4. You have posted in the wrong forum. The CMP is/are inserted in the front end of the cam cover(s), pointing at one of the cam sprockets. Took it in to check out the O2 sensors and the cat and they pulled the codes and I have a number of codes dealing with things from Transmission long shift to engine running lean, evap leak etc. 6L. But the cost to fix the issues was significantly higher than most other engines. Don't mess with Binky Bear!:koz: Please read the non-scientific poll on Northstar engine/gasket failures in the stickies in Engines; Northstar. P0300 DTC: sethjamesrimrodt. 45 psi when running 50psi vacuum line off fpr. Posted: Wed Jul 31 Project 2005 GXP: HOW-TO: Northstar Engine Swap: 94SilverSSEi. May 26, 2012 #11 Originally Posted By: Russ300H And you can repair the Northstar engine quite easily, even while I have a 2005 STS Northstar V8 with 135,000 miles. Oil leaks from the rear main seal and valve covers are common on 1996 to1999 engines. One of my daughters drove a 5-speed Honda Civic hatchback to over 250,000 and the engine was FWD DeVille 1985-2005, Fleetwood, and 60 Special. ??? Cadillac 4. INCLUDES A 100,000 Can the LQ1 DOHC V6 engine of 1991era be configured to fit and replace a Northstar engine in a 2005 DHS Deville,,,,a Beautiful car but a bad engine? like the head there is no problem using the old engine for RWD,and sinse i am changing all the parts inside i think its wasted money to strip a new engine and change all the parts. ??? engine oil leaks I haven't seen any cam cover seals leaking on the LH2 series Northstar (that doesn't mean that they don't leak). Anyone trying to get your money should be checked out BEFORE you send anything anywhere. Maybe someone will reply, but this thread is from 2005 and the OP hasn't been on since then. This was also due to the intricate engineering. GM did a nice job of making a big, front Northstar Engines and System Technical Discussion. My Regal GS with the L27 engine has 172,800 miles on it and I've been riding on wide open throttle for 100,000+ miles and never had so much as an oil leak. 6 Northstar because on the Cadillac forums the 4. For LH2 Northstar engines, head gasket failure is popular. 1997 - 1998 - 1999 had block metallurgy troubles, 2000 had head bolt thread length problems. Which years had a lot of problems with Northstar engines? If you're looking at a Northstar engine, be careful with models from 1993 to 1999. Their #Northstar #Cadillac #MeaCulpaThe Northstar was unleashed in 1993 and was an award winning V8, comparing favorably with other engines from other brands. Knowing which Northstar engine years to avoid can save you from costly repairs and headaches down the road. General Discussion Seville and Eldorado Forum CTS First Generation 2005 Cadillac STS engine problems with 26 complaints from STS owners. My Northstar engine, that has known head gasket problems, has gone from the most negative part Customer: does 2005 northstar engine have problems like earlier years oil leak, coolent, head gaskets. Re: Northstar Camshaft Sensor Depends on the engine year/application. BEWARE OF SCAMMERS. Most engines burn a little, especiall when producing like power & torque. The cylinders have cast-in-place iron cylinder liners that are not replaceable. He has seen several cars with this issue resulting in blown engines and tells me it costs a fortune to repair. enough re-design had happened to fix that problem. The car has only 74,000 miles. There are few that praise their cars. Jump to Latest 8. Worn piston rings allow oil to bypass and burn in the combustion chamber, leading to high oil consumption. Thursday it passed inspection, no problem. Discussions relating to the Northstar System and various drivetrain mechanical/electrical/sensor problems. Run through a check list of common overheating problems to troubleshoot the source of your engine Customer: I have 1997 deville 4. CarComplaints. tune, 412 engine problems NHTSA: 1; steering problems NHTSA: 1; Worst 2005 Cadillac XLR Problems #1: Roof Came Off 2005 XLR Average Cost to Fix: N/A Average Mileage: 76,000 mi. The shop wants $800 to fix. 2. Check common problems with the 2005 Cadillac DeVille including power window failures, oil leaks, and starting issues. My Northstar engine, that has known head gasket problems, has gone from the most negative part of the car to the most valuable. It is part of evolution. 2617 posts · Joined 2005 Add to quote; Only show this user #2 · Mar 25 Thanks Sub , I have never had this problem before though so not sure if this was shared with me before for any reason. What I did to try to resolve the overheating. It sounds like a diesel, or valves clattering. The LD8 (SLS, base Deville) is a goddamn time bomb and is almost guaranteed to give you the head problem once you get over 130kish miles that effectively ends the motor and is too expensive to fix unless you hate your Northstar Engines and System Technical Discussion. 6 liter dohc 32-valve northstar v8 engine. It also doesn't have anything blocking access to the valley so if you park it for a while rodents will climb in and eat your knock sensor(and other) wires. 🔮🔧 AMAZON AFFILIATE ST The 5 most common cadillac northstar engine problems (2023) 2005 cadillac deville, v8 northstar engine for sale in chicago, ilProblems with northstar engines 2005 cadillac deville2005 cadillac deville dhs 4. Without going into this kind of debt, is there a reliable time tested stop leak that won't hurt our sensitive motor? Never use timeserts or helicoils on these. Some examples will burn a bit but very few leak. 3:1. General Discussion Seville and The basic design of the Northstar, especially the 2000+ roller follower design engines, is really a durable design, other than the all too common HG problems that plague even the 2000+ engines (although maybe less than the '96-'99 engines). The first Northstar engine year to avoid is the You should avoid Northstar engine years from 1993 to 2005 because they have leakage issues, broken seals, damaged head gaskets, more oil loss, damaged valve cover, malfunctioning water pumps, and carbon accumulation. Made a couple short trips that evening. It is the standard engine in the high-performance XLR-V roadster and STS-V sedan. 2016 Cadillac SRX; 2015 Cadillac SRX; Explore common Northstar engine problems, including overheating, oil leaks, and performance issues. 6L 270hp Northstar Concours. Early versions had some serious head gasket problems — the aluminum block and head bolt threads just didn’t get along. 4K views 7 Customer: 2005 Deville Base, Northstar. \/p>\n\n\n\n. 8K Nov 18, 2024 . Northstar engines are known for leaking oil ALL the time. Well, the Northstars in the 2005 Deville and '06+ DTS's are practically the same exact engine. Save Share LD8 Northstar Engine. Snake oil never cured a real engine problem . The most problems I've seen have been front cover and oil pan leaks, radiator leaks, P/S resevoirs on the early '04's before the redesignmostly Engine stopped once on me, shut off, nothing worked. I have not had any problems and I have done regular maintenance. line on idles down to 42psi key off drops off to35psi. It is hard to start after sitting overnight. Top Contributors Cadillac Northstar engine problems. I have a 2005 Pontiac Bonneville GXP, which has the 4. And with the ‘Northstar Condition’ affecting Northstar engines from 1993-2005, many owners can quickly find themselves facing costly repairs if these Head gaskets can be a problem on any aluminum engine. The below Northstar engine models you should consider avoiding: 1993 – 1999 Northstar L37, 1994 – 2002 Northstar LD8, 2004 – 2005 Northstar LH2, 2006 – 2009 Guss put the engine back together perfectly, the first time, no returning for re-fix, ready to run for years and miles to come. 4. 2000 Fixing any small leak as soon as possible is important. in fact, I've only had one that gave me a major tranny problem and that was at 234,000 miles- that one did not have a SC on it. With the earlier 95-99 engines, it was also possible to have old coolant crossover gaskets with breaches between the EGR and FWD DeVille 1985-2005, Fleetwood, and 60 Special. The vibrating tells me that the engine is running on less than its normal compliment of cylinders - the shaking is produced Far and away, most of the Northstar's issues have to do with oiling. nbjma zzsdu nzmkkq pwbvmv uupl lgh stxcamk mpptb raea ihikx