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Jan 18, 2022 · The engine failed at 110,000 miles. My current 2010 DTS has 62,000 miles, doesn’t leak or use any oil between changes. ... By 2004, enough re-design had happened to fix that problem. I've got a 2003 Northstar with 156k on the clock and never head an engine or cooling system issue. Biggest deterrent is regular, hands on maintenance. Too …Feb 17, 2022 · Why I didn't include the Northstar on my infamous list.The 2011 Cadillac DTS has 2 problems reported for oil leak. Average repair cost is $4,000 at 70,950 miles. ... Cadillac DTSs and Northstar engines. $500.00 for a 4.6 Northstar with 30 day warranty ...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...Mar 30, 2019 · Despite the black eye on Cadillac’s Northstar engine that was its head bolt design leading to head gasket issues, the Northstar V8 is an engineering tour de force of its time. One particularly interesting feature (or rather, fail-safe) worth nothing was the Northstar’s unique limp home mode which, when the engine’s computer detected an ...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...Aug 5, 2007 · Northstar overheating causes. 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. I am looking for second opinions because he thought it probably was the head gaskets and that the cost would be over two thousand bucks.I was advised by my local cadillac dealer to find a good used northstar and install, which I did. I found a engine with 80000 miles on it. After replacing engine, it started right up and sounds good. But my problem is that when you come to a stop when idling the check engine light comes on and it starts missing and when you accelerate it clears up.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.15 people have reported this. 5. Engine Performance Problems Due to Crankshaft Position Sensor Failure. 15 people have reported this. 4. Power window regulators may fail and cause window to fall into door. 12 people have reported this. 3. Vacuum Brake Release Switch Can Fail.Northstars with failing head gaskets due to cylinder block head bolt hole thread failure do not normally mix oil and coolant or vice versa. You need to perform a cylinder block exhaust gas test immediately after the next overheat. lisle 75500 combustion leak detector - Google Search. Do Google searches for "cadillac forums northstar purge line ...The ignition coil is also known to fail from time to time; luckily, it's a relatively simple swap that shouldn't take too big a bite out of Your wallet. Some potential problems with the engine in a 2008 cadillac dts northstar are due to poor lubrication, inadequate fuel and air compression and aged spark plugs.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.As loud as a "backfire" sounds it is nowhere near the pressure that is in the cylinder each time the spark plug ignites the mixture. A backfire will not blow a head gasket. Usually, a repetative backfire is caused by a leaking fuel pressure regulator or a dripping/leaking injector. Not too difficult to diagnose.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 ...The Northstar engine was designed/developed/validated to be run hard. It was expected that people would use the performance of the engine - which few people seem to do. The biggest single problem that many issues stem from is lack of use at full throttle by the owners. It just doesn't like to be babied around.body / paint problems 1 NHTSA complaints: 10. fuel system problems NHTSA: 5. lights problems NHTSA: 3. interior accessories problems NHTSA: 2. brakes problems NHTSA: 2. miscellaneous problems ...The goal is to make data science so easy that everyone can use it to have data driven decisions in their daily lives. Admitted that grand problems would still perhaps require grand solutions but solving the daily problems should not be difficult. It is in removing this difficulty that Northstar takes a significant step.Before you buy ANY Cadillac with the VIN Y or 9 Northstar V8, this is a NECESSARY, and cheap test that doesn't require any modifications to the car to perfor...I sent the following to Visa asking for a charge back. September 4, 2023 I phoned Northstar Performance Northstar Performance - Cadillac Head Studs, Cadillac Head Gasket Repair, Northstar Engine Repair at 1-888-800-9470. I inquired as to delivery time for a head stud kit and main bearing studs for the repair of my vintage 2001 Cadillac Eldorado.Oil Advice on 4.6 NorthStar. Hey you guys I was browsing on "bobidtheoilguy.com" for oils advice on using max life next gen high mileage oil on the 4.6 North Star engines and I ran across a post this one actually. "Some Northstar engines were prone to oil burning because they were prone to having carbon deposits on the piston rings.In this guide we’re going to discuss some of the most common engine problems that affect the Northstar. These include blown head gaskets, rear main seal leaks, valve cover issues, oil consumption, carbon buildup, and water pump failure.

By Bryan. Published Jun 12, 2010. A once great engine that used to be the hallmark of General Motors is leaving us. The famous Northstar V8 is ending production after a 17-year run, a GM ...A failing ignition control module can be a real headache at times. It can produce a wide range of engine performance problems, including preventing the engine from starting or stal...With this kit you're studding both critical areas of the aluminum engine block and you're also adding the best head gaskets available on the market. Package Price: $1247.00 USD Click Here To Order! ... Making Northstar Engines Stronger Since 2008! Email: [email protected] | We have installers across the USA and CanadaMar 14, 2023 · In this article, we’ll discuss some of the most common Polaris Ranger 570 problems and offer practical solutions to get you back on the trail. From electrical issues to transmission troubles, we’ll cover it all. Starting Problems, Engine Problems, Reverse Problems, Shut off while driving, Overheating Problems, Transmission Problems, Clutch ...Nov 10, 2019 · Pre-2006 is the 1.5 hour twist it out twist it in pump. Overheating is almost always due to a clogged purge line - caused by over-use of the discontinued sealant tablets and by poor cooling system maintenance. The failed head gasket caused by cylinder block head bolt hole thread failure is GREATLY reduced after 2000 and almost non-existent ...

But the old problem of the headgasket failure just because is not true. He did say that the Northstar Engine is one of the best engines on the planet. He doesn't know why it doesn't get the publicity it deserves! He has seen them go as hight as 500,000 without any problem and still have full power. I hope this helps solve the old Head Gasket issue.Northstar overheating causes. 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. I am looking for second opinions because he thought it probably was the head gaskets and that the cost would be over two thousand bucks.…

Reader Q&A - also see RECOMMENDED ARTICLES & FAQs. 2003 Cadillac DeVille Engine Problems. F. Possible cause: I have a 2005 Bonneville GXP with the 4.6L Northstar engine. The engine has 46,60.