2007 Vortec 60 L V8 Sfi Vvt Reviews
Chevy 6.0 Engine Issues: Recalls, Reliability & What to Watch Out For
Despite Chevy's notoriety for reliable V8s, a few variants of the Chevy six.0 V8 have some serious bug to consider when motorcar shopping.
From the original Chevrolet small-cake V8 that debuted decades agone, to the Vortec Chevy 6.0, 4.eight, and 5.3 and the current lineup of V8s, Chevy'southward eight-cylinder engines have been notorious when it comes to reliability. Since its start, the Chevy small-block has gone through several generational changes. Though, throughout the years, the bones architecture has remained the same. Information technology's a classic cam-in-block pushrod V8 that you can safely rely on — for the most part.
The 6.0-liter V8, also known equally the Vortec 6000, made its first appearance in 1999 with the debut of the truck-going version of the Chevrolet pocket-sized-block V8. These engines, which as well include the 5.iv-liter V8 and 4.viii-liter V8, share the same platform every bit the iconic LS1 and LS series of engines that are known for their power capabilities and longevity. Throughout the third generation, there were a couple of different variants of the Vortec 6000, including a high-output variant known as the Vortec 6000 HO or Vortec Max. Finer, though, all generation-iii 6.0-liter engines are virtually identical.
In 2007, the Vortec 6000 moved forward with the next generation of the pocket-size-block V8. Generation-four brought the add-on of technologies to help further the efficiency of the almighty V8. This included the addition of Chevy's Active Fuel Direction, a cylinder deactivation organisation that shuts down cylinders when not under excessive load to save fuel, and variable valve timing.
The six.0-liter V8 was done away with when Chevy switched solely to using the fifth-generation small-block V8. Notwithstanding, the six.0 remained an selection through the 2019 model year Chevy and GMC trucks and SUVs, leaving plenty of options for all sorts of budgets in the used market place. If y'all're looking to purchase a 6.0 vehicle, what should you be looking out for to ensure you lot're getting a reliable ride?
Vehicles with the 6.0 Engine
GM put the gen-iii pocket-sized-block V8 in just nearly every Chevrolet and GMC Truck, Van, and SUV. Still, it was generally offered as an engine upgrade selection over the 4.8-liter V8 or the 5.3-liter V8. Generally speaking, the 6.0 offers a bit more grunt in the torque and horsepower department, though some fuel economy is sacrificed. This is specially true in the earliest variants of the 6.0 — although afterwards gen-three examples do a bit better on gas.
The generation-three Vortec 6000 is found in Chevrolet models like the Suburban, Silverado, and the Limited van. Additionally, it is also under the hood of GMC Sierras, the Yukon Denali, and the Savana work van. Finally, information technology is also in the Hummer H2. The high- output Vortec Max is found in the Cadillac Escalade; the Chevrolet Silverado SS and HO editions; the GMC Sierra HO Edition; and the Sierra and Silverado Classic Vortec Max.
Gen-four variants of the Vortec 6000 also come in a plethora of GM chassis ranging from 2007 to 2019. You'll still find them in the Chevy Silverado, Suburban, and Express, besides as the GMC Sierra, Yukon, and Savana. Furthermore, they as well remain in Cadillac Escalades. Additionally, another 6.0-liter V8 from the fourth-gen small-block family is the LS2, found in the Pontiac GTO, Chevy Corvette, and Cadillac CTS-V.
While these engines are mostly considered reliable, there are a handful of problems to proceed an centre out for with both the third and fourth-gen variants of the 6.0-liter V8. As always, be certain to request the vehicle'due south service history and run the auto'southward VIN through a reliable research tool before purchasing to make sure y'all're buying a well-maintained vehicle.
Generation-three Vortec 6000 Problems
In general, the entire armada of gen-3 pocket-size cake engines is cipher short of relentlessly trustworthy. Well-nigh issues they confront come with age. However, despite some small things, these engines are renowned for regularly lasting well into the 200,000-mile range, with some even breaching 300,000 miles and still starting upwardly every day. As with annihilation, proficient and consequent maintenance will serve you lot right. However, here are some things to look out for when shopping for a gen-three Vortec 6000 truck, van, or SUV.
One outcome you may run into during ownership of a Vortec 6000 engine is a failing Throttle Position Sensor or TPS. The TPS provides information on how open the throttle is to the ECU at the throttle trunk. The information is the ECU's reference for how much air is coming into the engine, which tells the ECU how much fuel is needed. Then, when these readings are incorrect, it can crusade engine misfires; irregular shifting; jumping engine RPMs; rough running and idling; and lack of power due to lean or rich fuel atmospheric condition.
On a test drive, these issues would be fairly obvious. If y'all run into these problems, though, information technology isn't the end of the globe. Often owners or mechanics can simply make clean the TPS to resolve the result. If it does demand replacing, though, the TPS is hands accessed on the engine's throttle torso, and a replacement part is under $30.
Another common issue with the Vortec 6000 is exhaust leaks due to declining exhaust studs, which, in extreme cases, can suspension off completely. This requires the removal of the exhaust manifold and extraction of the broken stud. While studs are mostly just a few bucks, it can be a lot of work to remove them.
Gen-three Vortec 6000: More Bug to Consider
Another common failure betoken for the Vortec 6000 is the knock sensors. When they fail, they tin tell the ECU the engine is knocking. This will cause a check engine light and may put the vehicle into limp mode, restricting power to preserve the engine.
Again, while these parts are cheap, it tin can exist quite a task to replace them. This is especially true in the case of the knock sensors. They are located beneath the intake manifold in the valley on the height of the engine block between the cylinder heads. Replacement of these sensors requires the removal of the entire intake system, including the manifold.
Though this job can be quite daunting, those with a lilliputian experience with tools are capable of doing it in their driveway. Additionally, it isn't the most fourth dimension-consuming job out there, so information technology shouldn't break the bank to have a mechanic practise it. Regardless, information technology's all-time to run across if they have already been replaced earlier purchasing the vehicle. The same can be said with the throttle position sensor and exhaust manifold studs.
Finally, both third and iv-gen Vortec 6000s will occasionally suffer from a failed water pump. The h2o pump is besides relatively piece of cake to admission as it is correct on the engine block'south front. This is a relatively common occurrence on vehicles over 150,000 miles. Then, if yous're looking at a higher mileage example, be sure to bank check the service records for a h2o pump replacement too.
All in all, the third-gen Chevy 6.0 problems mostly pertain to regular maintenance and affordable parts that need replacing. They don't have any common major failures that effect in the destruction of the engine. If it's well maintained, it'south likely good to get for thousands of miles to come.
Generation-four Vortec 6000 Problems
The 4th-gen Vortec 6000 is a flake of a dissimilar story, however. It and the whole lineup of fourth-gen small block engines accept two detrimental problems pertaining to the Chevy Active Fuel Direction arrangement that tin can result in some pretty major engine failures if they are not properly handled.
Chevy's Active Fuel Management system features a pressure level relief valve within the engine'southward crankcase and, in some atmospheric condition, will spray excessive oil that can get past piston rings and into the PCV system. The result is excessive oil consumption equally outlined in an official GM release Technical Service Bulletin (TSB). The TSB also outlines a faulty valve cover design that tin can allow oil to be sucked from the valve train into the intake manifold, calculation to the excessive consumption of oil.
Major problems that can come from these issues include premature fouling of spark plugs and oil starvation. Fouled spark plugs tin can fail to properly ignite fuel or neglect to spark entirely, causing misfires and improper air to fuel ratios, creating a substantial lack of power and proper performance. Worse yet, oil starvation can destroy engine bearings, cylinder walls, and piston rings. In some cases, these issues could upshot in complete engine destruction if left unresolved.
Currently, there is a class-action lawsuit against GM regarding gen-iv small block engines and these oil consumption problems due to the Active Fuel Management organization.
1 solution to the problem is to deactivate the Active Fuel Management organization entirely. This can be done by disabling it in the ECU via a tuner or installing an AFM delete kit. Though, this tin be a pricey solution either style.
Should Yous Buy a Vortec 6000 Engine?
If y'all are in the market for a truck, SUV, or van with a Vortec 6000 prior to the year 2007, you absolutely should non hesitate to purchase one. That is, equally long every bit it is in good condition and has been properly maintained. Shoppers can regularly discover gen-three 6.0 equipped vehicles well under $10,000 with years of life left in them. When properly maintained, they will take good care of you, whether y'all're hauling toys, work equipment, or your family.
If you are in the market for a newer Vortec 6000 powered vehicle, though, nosotros suggest you tread lightly. If you can observe a clean example that has had the TSB repairs washed to resolve the Active Fuel Direction oil consumption problems or find one with AFM disabled, you are likely in the articulate. That existence said, if you are in the market place for a well-nigh new secondhand vehicle, a certified pre-owned vehicle equipped with the Ecotec3 v.iii or 6.ii-liter V8 that replaced the problematic gen-iv Vortec engines is a much safer play. As always, it's important to know a vehicle'southward history when purchasing used. If you do your research and practice due diligence, y'all're likely to wind up with a vehicle you enjoy.
Photos: Chevrolett
Often Asked Questions
Aug xxx, 2021
How many miles volition a Chevy 6.0 last?
A Chevrolet half-dozen.0L engine should have no problem lasting over 300,000 miles as long equally you take care of it. In that location are enough of examples out on the road with around 350,000 miles on them that are still running strong.
The virtually important thing to exercise when it comes to taking care of your six.0L engine is monitor the oil. These are known to consume a lot of oil, and if the oil levels get depression then y'all will need to height it off. Low oil levels tin lead to excessive clothing and tear on the components in your engine which will lead to it wearing out faster.
Chevy's vi.0L engine is known to be a very dependable engine and is considered to be ane of the all-time engines that Chevrolet ever put in their trucks and SUVs. If you lot take intendance of the engine it should be able to last you decades.
How much horsepower can you exit of a 6.0 Vortec?
The Chevrolet 6.0L Vortec is based on the same platform every bit the LS engines that are used in performance cars from Chevrolet. This means that information technology is a very modifiable engine and y'all can get a decent amount of power out of them if you want to alter components.
If y'all do unproblematic bolt-on modifications and an easy to install tune to a Chevy half-dozen.0L engine you tin look to become nigh 75 boosted horsepower and 55 more pound-anxiety of torque. This will bring it up to about 375 horsepower and 415 pound-feet of torque easily.
If you want to do more difficult modifications, such every bit change out connecting rods, pistons, and add a supercharger then the vi.0L has been known to make over 800 horsepower. Anything more than about 800 horsepower and you start to weaken the engine and reduce its life. These are strong engines, but they do have their limits.
Which 6.0 LS is the all-time?
The best Chevrolet six.0L engine has the code name LY6 and was produced from 2007 through 2013 and could be establish in the Silverado HD, Sierra Hard disk, Suburban 3/iv ton, and the Yukon Twoscore 3/4 ton trucks. This was a groovy engine that produced 361 horsepower and 385 pound-feet of torque, which was an upgrade over the previous years.
The LY6 is a good option to get with because it has improved connecting rods over previous generations, and the head gasket force is ameliorate. This results in the engine beingness more than robust and it can last longer since it is nowhere near the limits in terms of ability output.
The 2007 LY6 also has rectangular cylinder heads that allow more air to flow in the engine. This is how they were able to get more power out of it compared to the other years. Information technology is very similar to the LS3 in terms of head design, and information technology makes it a swell engine to choose for a truck build.
Braden Carlson
An automotive announcer for over six years, Braden Carlson has contributed to a multifariousness of motorcar websites, including Squad Speed and LS1Tech. When he's not writing or under one of his project cars, yous'll often find him producing video and photography for his "Cursed Forever" YouTube channel.
Source: https://www.vehiclehistory.com/articles/chevy-6-0-engine-problems-recalls-reliability-what-to-watch-out-for
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