Gm hfv6 problems. Stay away from this car at all cost.

Gm hfv6 problems. 3L V6 used in the full size trucks (Chevrolet Silverado and GMC Sierra). 2. I would avoid any pre-2012 HFV6 as the LFX fixed these problems. See full list on gotech. Jul 14, 2009 · Also in 1990, GM released the DOHC LT5. Don't let it be a major influence on your decision about the Acadia. service writer indicated this is known but it sounds like it is rare. 6 liter V6 LGX engine is part of GM’s high-feature V6 engine family. 6L V6 configuration has roots in the HFV6, or GM High Feature engine family, The problem is the battery has been on back order since December 15, 2023 and here it is March 24 Sep 15, 2012 · If you own one of these vehicles equipped with the “HFV6” V6 engine and if you have not received a letter from General Motors, visit a GM dealership and have them address the “10287C” recall bulletin. 4 LE5 (Daily Driver)<br /><br />GM High Feature V6 Master Technician 2009 Chevrolet Malibu engine problems with 158 complaints from Malibu owners. The series was introduced in 2004 with the Cadillac CTS and the Holden Commodore (VZ). gm. Excess Oil Consumption Problems. The General Motors High Feature (HFV6) 3. 6L V6 217 CID 9-0753S GMC Acadia 2011-2015 3. Carbon Deposits. What grinds my gears is that the LF1 V6 in my car is not covered by any sort of warranty, even though it has the same exact issue that is prevalent in all V6's of this type. 0L V6 engine (RPO LF1, LFW): 2007-2011 CTS, SRX, STS, Acadia, Lacrosse, Allure (Canada only); 2007-2009 G6, AURA; 2007-2010 OUTLOOK; 2008-2009 Pontiac Torrent; 2008-2011 Enclave, Malibu, Equinox; 2008-2010 VUE; 2010-2011 Camaro; and 2011 Traverse. long story short, they are replacing the crankshaft due to a problem with the pressed-on reluctor ring. Nov 7, 2016 · The document you cited is a "what if" bulletin which details procedures for repairing something when all standard diagnoses and repairs have failed to resolve a particular issue. It covers many variants of the GM High Feature (HFV6) engine. 6L V-6 LGX engine. Carbon deposits are another common problem with the 3. And of course Ford didn't follow Honda or Toyota, if they followed anybody, it was BMW (like Toyota), as they adopted a system very similar to VANOS for their variable cam timing. Compared to the engine it replaces, the new LFX 3. 4 LE5 (Daily Driver)<br /><br />GM High Mar 21, 2023 · The GM LFX 3. 0L (twin turbocharged) LGX: 3. 2/2. The worst complaints are accessories - interior, lights, and steering problems. For Any problems or uncertainty in verifying the fitment for your specific vehicle, please contact us immediately or use the Amazon Parts Finder at the top of this page to ensure your application. Jan 25, 2016 · 2019 GMC Acadia SLT-1 3. One such powerhouse is the GM 3. 6L direct-injected V-6 – known by its LFX engine code. GM 3. And these are serious engine problems, not your basic maintenance issues. The LFX engine is designed for improved efficiency and performance over its predecessor, while still maintaining a high level of reliability. Chevy knows this Car has always had problems. 6L (LGX) (source media. I think member HFV6 posted some Oct 28, 2024 · For GMC Sierra drivers, transmission problems might manifest as sudden changes in gear without any driver input. GMC Terrain 2018 2021 LYX Holden Equinox 2018 2020 LYX Astra Sedan NB4 2017 2018 Astra-K LE2 Hatch HB5 and Wagon 2017 2020 Involved Region or Country North America, Middle East, Iraq, Israel, Palestine, Argentina, Brazil, Chile, Colombia, Ecuador, Paraguay, Peru, Uruguay, Australia/New Zealand, Venezuela, GM Korea The GM High Feature engine (also known as the HFV6, and including the 3600 LY7 and derivative LP1) is a family of modern DOHC V6 engines produced by General Motors. Sep 25, 2015 · 2012 Impala came in the other day for a spark plug service. To have the 3. Oct 31, 2021 · I had engine problems starting at 60,000 miles and spent over $5000 trying to repair them. I read some previous reviews and many were correct. The series of HFV6 was introduced in 2004 with the Holden Commodore (VZ) and Cadillac CTS. it is not limited to the new DI version nor to the CTS. Knowing how to address these issues can help keep your vehicle running smoothly. Having after-theft VE ute problems. 8L V6 engine (RPO LP1) or 3. is anyone familiar with this problem, seen any TSBs, etc? Jan 6, 2013 · Overview A new, more powerful and more efficient version of the 3. 6L V6 217 CID 9-0753S GMC Terrain 2013-2015 3. Ranging in displacement from 2. 0 3. 6). According to GM, under certain driving conditions, and with extended oil change intervals, the timing chain could wear prematurely and cause the illumination of the Aug 13, 2009 · Obviously the most well-known HFV6 is the 3. I have a 2008 Caddy, built 11/07, with 12k miles on an LLT motor (DI version of the VVT 3. 0/2. 6 v6 common problems are water pump failure, excessive oil consumption, Camshaft actuator issues, and ignition coil issues. 7 L (1,998 to 2,736 cc), the H family was a modern all-aluminum engine with dual overhead cams , 24 valves, and multi-port fuel injection . The engine has a 60-degree valve design and features sequential multi-port fuel injection. I do a lot of driving and I do my own maintenance and never had any problem with past cars. 7mm pitch from 9. 2011 Equinox 1LT 3. 6 liter V6 engine (production code LGY) is a six-cylinder engine produced by General Motors for use in its full-size crossovers on the C1 platform. Such occurrences can be attributed to a shift selector problem, a common issue acknowledged in various models utilizing the 10-speed transmission. com) Choose your displacement At the time of writing, there are three known Gen IV HFV6 engines being produced, in two different displacements: LGW: 3. 8 3. 6 engine is a V6 engine produced by General Motors. It is a 60° 24-valve design with aluminum block and heads and sequential multi-port fuel Holden sucks and I will NOT buy another one ever again. #3 · Sep 29, 2008. The early 3. 6L The 2009 Chevrolet Malibu has 2511 problems & defects reported by Malibu owners. in fact the original tsb indicates the LY7 in such vehicles as aura, acadia, and rendezvous and now Mar 23, 2022 · Four Common Problems with GM 3. My concern is when I do an oil change, I usually inspect the pcv valve. 6L] 60° V6 High Feature (HFV6) Engine oil pump. 6L HFV6 engine RPO's LLT, LFX, LGX, LF3, LF4 The following diagnosis might be helpful if the vehicle exhibits the symptom(s) described in this PI. 6L that has become the mainstream V6 for many, many GM products globally in the past few years. The LFX engine is known to consume up to 1 quart of oil for every 2,000 miles. Feb 26, 2015 · Since I have a manual valve body 4l60 trans, I reviewed some of the GM products and came across the 3. So, what are carbon deposits, and why do they occur? HFV6 engines are scheduled to be returned to the WPC for inspection to verify the concern, as well as the information provided in the repair order to support the engine replacement. 0L V6 182 CID 9-0753S GMC Terrain 2011-2012 3. 6 in the CTS have this issue over 12 years is poor. 0L V6 3000cc 183 CID Jan 23, 2013 · The hard limits probably started when GM introduced dexos oils, after they had some problems with the HFV6 timing chains from long OCI suggestions. 6 Liter V6 LFX Engine Info, Power, Specs, Wiki | GM Authority 2015 GMC Canyon Quicksilver Metallic access can,3. Jul 28, 2018 · Keep in mind that the HFV6 also does not share a bellhousing with the earlier GM V6s and you would need to use a more modern GM transmission. 6 v6 problems you don’t want to experience is timing chain issues. e. had timing chain issues. gm hfv6 The H family is a line of automobile 60° V6 engines from Suzuki . Now the car has 98k miles and I never looked at it. General Motors changed the chain's design to a 7. 6L . 3 with the 3. The 3. Sep 9, 2008 · Hi all. . 6s are trash and have well known issues with the timing chain. One can make the argument that the 3. before 2010 - 2013 . 0 2. They are written to inform these May 4, 2017 · When Chevy announced the all-new 2018 Traverse and Buick announced the all-new 2018 Enclave, we assumed that both full-size crossovers were powered by GM’s all-new 3. Oct 14, 2014 · Read more: GM 3. 6L engine. It is part of the GM High Feature engine family and is an updated version of the earlier LLT engine. The most common GM 3. 6L SLT 2WD HID's, tint, LED reverse and cargo lights, bed mat,tailgate extender, sill plates, aux led reverse lighting, Trifecta advantage tune, more to come. or . Oct 24, 2019 · 2007 Saab Aero 2. 7 Ecotec is meant to replace both of these engines. Early versions, such as the LF7, LLT, and LFX timing chains, are prone to stretching. 6L V6 engine (RPO LY7, LLT), 2. Attempting to quash the growing temptation to redblock+t the bastard. 6L (referred to as 'variant 2' by GM VIN cards) All engi Dec 19, 2020 · The 2. Stay away from this car at all cost. 5. It is part of GM’s Gen1+ high-feature May 31, 2017 · What blows my mind is that GM has never addressed the problem and found a permanent solution in the design. GM published Bulletin #10287C on April 13, 2012 identifying a problem with premature timing chain wear on certain 2007 and 2009 model year vehicles equipped with an HFV6 engine. Oct 22, 2015 · I am willing to bet the actuator valve is the problem, I have seen this happen many times. Mar 6, 2017 · One of the most astounding changes with the Gen IV HFV6 is the utilization of the same cylinder displacement technology that's used on the Gen V V8 engines and the newest 4. Jan 3, 2004 · I think GM's stance is the 'sensors' are too sensitive to the variation - therefore the patch allows more 'stretch room' before throwing P0008's. Our Captiva showed this problem within the warranty period. 8-3. 8 Nov 20, 2020 · The GM high feature engine or commonly known as HFV6 or Alloytec V6, is one of the modern V6 engines manufactured by General Motors. So - looking for either - a rebuilt or low kay sludge-purged LLT long engine with new timing chains and sprockets. LX5 (Shortstar) The GM High Feature engine (also known as the HFV6, and including the 3600 LY7 and derivative LP1) is a family of modern DOHC V6 engines produced by General Motors. Dec 1, 2016 · While building on the success of the Gen III HFV6, and sharing many similar design patterns, GM claims the GenIV HFV6 is a “clean sheet redesign” of the HFV6 family emphasizing some of the following goals: Improved fuel economy (up to 9% vs the LFX when used with start/stop systems and 8 speed automatic transmissions) The 3. After the LY7, the LLT version brought direct fuel injection. Condition/Concern A customer may bring their vehicle in for a snap, tick, or spark from the harmonic balancer. check engine light came on, detecting misfires. While GM claims this is normal consumption, problems are caused by the engines oil change intervals. 4L, Timing Replacement, Cloyes 9-4201S & 9-4202S Q: If the engine is rotated after timing system installation will the marked chain links realign? ANSWER: Jul 1, 2023 · For any problems during your usage, kindly contact us first, let's make it right! VIPCAR 12002 Timing Chain Kit for GM 'HFV6' 24V-V6 & Ecotec-L4 [2. Notice the intake runners that are close to the PCV connection have more carbon than the ones that are Aug 20, 2023 · GM Naturally Aspirated V6 Engine Availability - 4. Sep 9, 2008 · 748 posts · Joined 2008. 6 V6 Engine. 6L V-6 features: May 1, 2017 · 9-0753S GMC Acadia 2007-2015 3. 7L, 375HP in the Corvette. The GM High Feature engine (also known as the HFV6, and including the 3600 LY7 and derivative LP1) is a family of modern DOHC V6 engines produced by General Motors. 0 to 2. 6L Engine Problems. 6L V6 3600cc 220 CID 9-0753S GMC Terrain 2010-2012 3. The earlier 3. 6 Liter V6 is a very popular engine that equipped GM's light duty SUV's such as the Buick Enclave, Chevrolet Equinox We are very proud to work on this new engine and help GM position itself as a leader in the global automotive industry,” said Steve Finch, plant manager. This is honestly the final straw. The GM High Feature engine (also known as the HFV6, and including the 3600 LY7 and derivative LP1) is a family of modern General Motors DOHC V6 engines. Owning a vehicle with a GM 3. '14 CTS-V Longroof, 6M; '16 ATS-V Sedan, 8A; '04 Chevy Trailblazer 4x4; '10 CTS Long Roof gone but not forgotten Oct 2, 2015 · 2011 Equinox 1LT 3. Other GM 3. 7 LS1 V8 (Garage Queen)<br />2009 Malibu 1LT 2. 2 (1x used) GM High Feature Engine (HFV6) gasoline DOHC 3 195 6 Furcate: 12 10. In 2012, GM issued a memo where they offered a 'special adjustment timing chain wear' for cars running on the 3. 3 : 1 169 kW: 297 Nm: 89 x 85. The worst complaints are engine loses power while driving, check engine light on, and engine stalls/shuts down while May 12, 2022 · 【Notices Before Order】There might be Many choices for GM [2. a cheap and rebuildable (i. non-seized and non-rattling) LLT engine. GM 2. It is a 60° 24-valve design with aluminum block and heads and sequential Mar 24, 2024 · The modern 3. 3. com Dec 4, 2015 · Now I am fully aware that GM HFV6's have this problem, and it is remedied with an extended warranty on most models. Called Jan 10, 2023 · Update – First Visit with GM Field Service Engineer I finally had an appointment (first) with a General Motors Field Service Engineer last week. It is used in many vehicles and normally aspirated can put out up to 321hp from the factory. 6L six-cylinder LFX engine it replaces, and sets benchmarks Oct 24, 2019 · 2007 Saab Aero 2. Now let’s move on to the more serious GM 3. This can include the vehicle unexpectedly shifting into a higher or lower gear. GM Flint Engine South also produces the 4. ) Quick Overview: GM Field Service Engineer (FSE) opinion and diagnosis: “Powertrain Mount Balance Required”. Regarding automotive engineering, General Motors (GM) has always been at the forefront, consistently delivering impressive powertrain options for discerning drivers. 0 LFW HFV6 (Always Looking Clean)<br />1999 Camaro Oct 10, 2015 · GM should know this is a known problem, hopefully you get a knowledgeable person to talk to. 8 (B284L) aka GM HFV6 82k miles (this engine in the Cadillac forums is known for timing chain stretch) Car threw a P0341 which is performance issue on bank2 camshaft position sensor. The LCS was a version meant for hybrids. This particular issue has been showing up for a few years in various versions of the chevy-based 60-degree OHC V6 known as High-Feature or HFV6. However, like any engine, it has its share of common problems. There is a design fault that can be blamed on GM. The carbon on the valves is very minimal for the mileage. 6L HFV6 has been a great engine. 3L; 2016 2018 2021 2024 2025; Chevrolet Express-LV1: LV1: LV1: LV1: Chevrolet Silverado 1500: LV3: LV3: LV3--GMC Savana GM 3. Mar 11, 2011 · The following models offer the available high feature 3. Older pre-dexos GM cars with the OLM didn't have any hard limits programmed into the computer, but suggested not to exceed a year or 12k. They said they fixed the problem but i suspect now that they tensioned it and reset the computer which they did another time we took it back and paid 200 or so dollars. 6L LGX V6 - Build Date: 4-11-2019 - Bought 6-22-2019 measures have been taken to help remedy the problem. Strange its a 2011 - I thought GM went with an updated chain ----- Nov 4, 2019 · We've owned 3 GM vehicles with with the V6 engine since 2005 and no issues with any of them. Oct 4, 2016 · While building on the success of the Gen III HFV6, and sharing many similar design patterns, GM claims the GenIV HFV6 is a “clean sheet redesign” of the HFV6 family emphasizing some of the following goals: Improved fuel economy (up to 9% vs the LFX when used with start/stop systems and 8 speed automatic transmissions) Jul 20, 2021 · 1. 2L I-6 engine, which is used in the Buick Rainier, Chevrolet TrailBlazer, GMC Envoy and Saab 9-7X. Holden says it has built more than 10 million engines in Australia since full-scale engine production began in 1948, while a grand total of 1,137,282 engines came out of the Fishermans Bend HFV6 The 3. In 1994 Ford had the DOHC, 320HP version of the 4. Sep 23, 2016 · 2016 Chevrolet Camaro 3. 6L V6 3564cc 217 CID 9-0753S GMC Canyon 2015 3. 0 LFW HFV6 (Always Looking Clean)<br />1999 Camaro Z28 5. 6 twin turbo replacing the 6. 6L LGZ: 3. 6 Liter V6 engine, an engineering marvel that strikes a perfect balance between performance, efficiency, and reliability. 6 V6 engine can be a thrilling experience due to its performance and reliability. 2015-2016 GMC Acadia, Terrain Equipped with 3. Heck GM was even more ahead of the game Aug 4, 2022 · When this problem persists, the timing chain stretches in length and can even fail in some cases. 5 : 1 224 kW: 400 Nm: 89 x 74. For owners of these vehicles that may be using AMSOIL synthetic motor oil, AMSOIL has published a technical service bulletin on the matter. 6L GM engine. The car had about 130,000 miles on it. 5mm. 6 liter twin turbocharged engine produced by General Motors for use in large and high-performance vehicles. 6L V6 LFX Engine Vehicle Applications; Vehicle Transmission; Buick LaCrosse: MH4-6T70-AWD: Buick LaCrosse: MH2-6T70: Cadillac ATS Sedan: MYA-6L45: Cadillac CTS (Coupe, Sedan, Wagon) Jan 7, 2024 · Overall, this problem can be frustrating but it’s not the worst issue of this engine. GM calls this Active Fuel Management (AFM). Version 1 Modified Released November 13, 2019 GM bulletins are intended for use by professional technicians, NOT a "do-it-yourselfer". 6L engine problems. 6 2005 - 2010 LAU (0x used) GM High Feature Engine (HFV6) gasoline Turbo charger DOHC 2 792 6 Furcate: 24 9. As far as mainstream GM goes, there have been at least four major versions of this engine. Being the car is old and a GM sensor was cheap, put it a new sensor reset ecu via tech2 and code came back. The LFX, used in the Camaro, had redesigned heads and an integrated exhaust manifold to reduce engine weight. Hello guys! I own a 2005 CTS from GM and the car has now 98k on the odo. 0 twin turbo is reserved for Cadillac only right now, but could definitely replace the 5. 6 liter V6 (version LFX). I ended up trading it in for $500. (Long battle to get the appointment with him, will post more on that later. The “change engine oil” light on the LFX is computer-calculated and generally appears every 8,000-12,000 miles. 6L. It is part of GM’s high-feature (HF) V6 engine family. This will hopefully allow GM to get these 3. 2. The LF3 is a six-cylinder, 3. It is a clean-sheet design that shares little with the 3. GM was right, they really did address the carbon problem that other makers have. 6s out of warranty coverage moving the cost to the customer. ppzeo xrhzv nxlnw lzorq kfvvb gqfyho cpypri rtgp cxdw wnizmsee