Most our previous HD are steel rims and didn’t suffer as much from tire uniformity. In terms of popularity, it’s hard to deny that the Ford pickups come out ahead. Next Duramax was newer but didn't get quite as good for milage at 23 average. I had the same problem with a Chevy. A reviewer has tested the fuel economy of the 2020 GMC Sierra AT4 with the 6.6-liter Duramax V8 engine on a highway/city test loop. The 3.0L Duramax Turbo-Diesel also has a lightweight all-aluminum engine block, which results in a 25 percent savings in mass over a comparable cast iron engine block. high of 29 mpg running in the 65 mph range. Other than the dash center stack look, this 2020 Denali HD is a great, great, awesome truck. We would love for you to enjoy our content, we've worked hard on providing it. The EPA will not release official mileage numbers. If you need a refresher, the 6.6-liter L5P Duramax diesel V8 is rated at 445 horsepower and a meaty 910 pound-feet of torque. I bought a 2020 3500 dually Duramax .I have put over 12,000 miles on this truck all while towing trailers with combined trailer and load weight of less them 10,000 pounds and I am averaging 6.3 mpg and using 4 gallons of DEF every 1200 miles. Let’s take a closer look at the Duramax vs Powerstroke trucks. We provide top quality parts for the specific make of your diesel truck. These high fuel economy ratings will be … Is one better than the other? The Ford Class 6 and 7 medium-duty trucks with a Powerstroke engine come with a 250,000-mile warranty. Initially, that didn’t go smoothly. The subsequent Ford diesel engines were designed with stricter emissions guidelines in mind. A Duramax-powered 2020 Sierra 2500HD without the AT4 package may be able to achieve even greater fuel economy, as the trim comes with off-road tires that may increase the truck’s rolling resistance as opposed to regular tires. However, the key to longevity is keeping the truck together around the engine. This engine went on to be an industry leader for almost a decade. For around-the-clock GM news coverage. This de-tuning over the past 10 years has caused diesels to drop from 20-25 MPG down to NEW trucks averaging 14-16 MPG. The Environmental Protection Agency has yet to release its official highway, city and combined fuel economy ratings for the 2020 GMC Sierra 2500HD with the 6.6-liter L5P Duramax diesel V8 engine, but a recent road test conducted by Cars.com may give us a rough idea of what to expect. The truck was lock in 4 wheel drive. A two-wheel drive version of this would be rated at 33 mpg highway, while this four-wheel drive model maxes out on the EPA scale at 29 mpg highway, and 25 mpg combined. Search from 394 Used GMC Sierra 2500 cars for sale, including a 2017 GMC Sierra 2500 4x4 Crew Cab Denali, a 2017 GMC Sierra 2500 Denali, and a Certified 2017 GMC Sierra 2500 4x4 Crew Cab SLT. More From Driving Line This isn’t the first time the I-6 Duramax and V-6 EcoDiesel have gone head-to-head here at Driving Line. Your not going to get a whole lot better than that. 2001 to 2004 Vortecs. Buyers looking for the best diesel fuel economy would be hard-pressed to find anything more efficient than the 2020 Chevy Silverado 1500 with a Duramax diesel. Our experience with diesel vehicles is that they typically deliver better mileage with more miles on the engine. You may feel like your Duramax has plenty of power but the fact is Emission Standards have forced de-tuning of the low-end power curve of your diesel. We welcome your submissions. It was a near-perfect day for this test, with the weather perfectly clear and sunny and the ambient air temperature sitting at a crisp 60 degrees. The latest GM diesel is the 6.6-liter Duramax L5P which debuted in 2017. GM diesel engines are known to last up to 500,000 miles when properly maintained. My 2020 Denali L5P is at 15.5 all around average, but on the road at 65 MPH with no wind was running around 24 to 26. Probably will get 21-22 mpg once wore in with a normal truck. Different axle ratio and transmission in the 2020 are a significant improvement over the 2017. It is fire engine red, although they call it Victory Red. We knew Chevy's EPA-rated fuel economy on the 2020 Silverado Duramax diesel was going to be good, but we didn't know it was going to … The tires had some play but having a truck that big and high off the ground, aerodynamics are like a brick in the wind. The current engines are only 25 pound-feet apart. My test truck is moderately loaded with the $9905 Duramax Plus package, which besides the dies… The Ford diesel engine is also known to last between 300,000 and 500,000 miles. The exhaust brake is very weak and the seems to lack power in first and second gear. I have 4 Duramax Trucks. You may feel like your Duramax has plenty of power but the fact is Emission Standards have forced de-tuning of the low-end power curve of your diesel. Please whitelist our site in your adblocker, refresh the page, and enjoy! Sam loves to write and has a passion for auto racing, karting and performance driving of all types. A comparable truck is the Chevy Silverado HD with the 6.6-liter L5P GM diesel which makes 910 pound-feet of torque. 3.0L LM2 Duramax Fuel Economy 2020+ Silverado 1500 and Sierra 1500 Diesel MPGS. Otherwise, the warranty on the Powerstroke is five years or 100,000 miles just like GM. The LMM tends to achieve about the same fuel economy as LLY and LB7 engines. The next engine was a 6.2-liter diesel made in a collaboration between GM and Detroit Diesel. It also depends on the truck. Subscribe to GM Authority Unfortunately, this is how we pay the bills and our authors. Our new 2020 with 18’s has suffered from tire uniformity induced rear axle shake, 65-75mph, took some effort at a dealer to road force match new tires to the trucks aluminum wheels, but is acceptable now. Property of Jeff711981 Added Oct 2017 Location: I don’t think we will see the days where you could get 25 miles easy from a dually like the other early 2000’s with all the restrictions. These engines are found in General Motors, Ford and Dodge trucks respectively. GM’s 3.0L Duramax Diesel engine gives Silverado 1500 and Sierra 1500 owners up to an estimated 33 miles per gallon on the highway and 23 in the city. We'll send you one email per day with the latest GM updates. The truck also stayed in two-wheel drive mode for the entire duration of the experiment, speeds were kept to within 5 mph of the posted limit, and acceleration and braking events were carried out in a smooth and consistent manner, Cars.com says. ProSource is where repair shops shop for Chevy, Dodge or Ford diesel truck parts. 2018 Ford F-150 SuperCrew 4×4 with a 3.0-liter V6 Powerstroke diesel makes 25 MPG on the highway, 20 MPG in the city and 22 MPG combined. While the trip computer in the truck showed an average consumption rating of 19.6 mpg, the truck consumed 10.453 gallons of fuel over the 208.1-mile trip, placing its real-world fuel economy at 19.91 mpg. I traveled a total of 825 miles. Less fuel economy with out 60 degree cold sir charge. LLY Duramax (2004.5-05) Fuel Injectors CP3 Pumps ... “I installed 190cc injectors and gained 4 miles per gallon,” it is usually due to installing fresh injectors, and not due to the 190cc injector modification that is giving the fuel mileage gains. Looking back at previous Ford and GM diesel engines, the numbers were still very close. Taking the truck to the dealer. But that’s ok people by these trucks for towing, payload capacity and having a nice rig. The LLY was replaced with the LBZ in 2006 and it featured upgraded power and efficiency. Take a look at some fuel economy figures from trucks with both the Ford and GM diesel powerplants: It’s worth noting that the EPA doesn’t require fuel economy numbers for vehicles over 8,500 pounds. EPA-estimated 18 MPG city/25 highway for Colorado 2WD with available 3.6L V6 engine and automatic transmission. 2017 Ford F-250 Super Duty gets 14.5 MPG combined with the 6.7-liter Powerstroke. With the Duramax 3.0L Turbo-Diesel and Yukon, you’ll experience great power with a broad torque band, all without a compromise in efficiency. All three have pros and cons. I just bought my 5th which is the 2020. Want to see your GM ride featured on GM Authority? 3.0 4000 miles now on the odometer, average around 26 mpg, low of 24 mpg an a trip running 80+ mph. Do to its high GWWR it’s exempt. The LB7 was replaced with the next generation LLY in 2004 which was also considered a reliable engine. The 18 and 20 in wheels also have slightly larger tire circumference. in the Prius but I also do not expect great mileage from the heavy duty truck. Before you buy a vehicle or use it for trailering, carefully review the Trailering section of the Owner’s Manual. So, does GM or Ford make more torque? The current towing capacity for diesel GMC and Chevy trucks maxes out at 23,300. It was made by International Harvester and it featured direct injection. Although the first GMC diesel engine began selling in 1982 and Ford started selling a diesel engine shortly thereafter, the Powerstroke and Duramax names weren’t used until later with Powerstroke beginning in 1994.5 and Duramax beginning in 2001. Fortunately, the later generations of Ford diesels improved by quite a bit. Diesel trucks are ultimately meant to be work trucks, so great fuel economy isn’t usually a priority for these heavy-duty trucks. Ford pickups are not only the most popular truck brand in America, but the popular F-Series trucks have been the best-selling vehicles in America for many years. EPA fuel economy ratings for the 2020 GMC Sierra 1500 4WD with the Duramax I-6 are 24 mpg combined, 22 mpg city and 26 highway. Required fields are marked *. We are currently looking for experienced automotive journalists and editors to join our team. Not without getting electrification involved, which could be a interesting. When it comes to the American diesel truck market, the three big names are Duramax, Powerstroke and Cummins. Buyers looking for the highest towing power and overall reliability between the two brands are more likely to look at the Ford diesel pickups. I filled again at 500 miles and now show 15.2 mpg. This test model was the Denali; a luxury trim level, and the closest you’ll get to a Cadillac or Buick interior in the GM family tree. Although horsepower isn’t as important as torque for towing, it’s still important. Not happy at all. 2020 Silverado 1500 Diesel In addition to the off-road tires, the AT4 package also adds underbody skid plates, Rancho off-road shocks, an Eaton locking rear differential and an Off Road setting for the traction control, among other small items. The publication put its 2020 Sierra HD test vehicle on a 208.1-mile loop in Michigan, taking the AT4-equipped truck on both city streets and out on the highway. Duramax 2006 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup. Property of bsneed Added Oct 2017 Location: Ford trucks with the latest Powerstroke engine can tow up to 34,000 pounds. I can see 3 mpg maybe. It made 240 pound-feet of torque. I get 19 MPG with my 2011 2500HD 4WD truck empty and 14 MPG with a 4,000 lb. If the truck PUTC tested was new and started with less than 100miles on odo, the truck likely did not experience a Regen cycle in the 208 mile loop. You lost all credit as a credible source when you said the EPA hasn’t released ratings yet because they won’t ever release ratings for this vehicle. Transfer box only. The numbers for the heavy-duty trucks listed above were gained through real-world tests and not EPA estimates. So I was surprised when I got inside and felt… disappointed. If you like the looks of the new 2014 Silverado 1500, you’ll probably love the 2015 Silverado 2500. Towing requires significant torque and diesel engines make a lot more torque than gas engines. A Ford Super Duty with a 6.7-liter Ford diesel makes 935 pound-feet of torque. The 6.0-liter Powerstroke had more power than the 7.3-liter, but it also had a long list of problems that included clogged EGR valves and head gasket failure among other problems. Search from 581 Used GMC Sierra 2500 cars for sale, including a 2018 GMC Sierra 2500 4x4 Crew Cab Denali, a 2018 GMC Sierra 2500 4x4 Crew Cab SLT, and a Certified 2018 GMC Sierra 2500 4x4 Crew Cab Denali. Like other types of vehicles, pickup trucks come in … We are also looking for an experienced forum moderator to join our team. As you might expect, it depends on the engine. This engine has the following features: One of the biggest reasons people choose diesel trucks over gas trucks is towing capacity. A massive grill and raised hood with Allison and Duramax chrome emblems scream “I am tough”. Tflt (not that they are scientifically correct with their tests) got 20 mpg with a new Silverado 2500. Subscribe to GM Authority for more GMC Sierra news, GMC news and around-the-clock GM news coverage. That was achieved with 6 people, foot down, loaded with extra food & fuel, AC & lights always on and with some serious elevation changes. Cummins diesel engines are largely considered to be the powerhouse when it comes to towing, but what about Duramax and Powerstroke engines? You guys really need to do your homework on these topics before posting these articles. For most drivers, the 23,300 number is plenty for towing most types of boats, campers and horse trailers. It beats the Ford F-150 diesel, which is rated 22 mpg city/30 mpg highway for rear-drive models and 20 mpg city/25 mpg highway for 4-wheel-drive variants. The LMM engine was released in mid-2007 followed by the LML in 2011. I pulled a piece of equipment to North Carolina and back that weighed 5000lbs. The diesel engines in both light-duty and heavy-duty GM trucks are covered with a five-year or 100,000-mile warranty. The turbocharged 3.0-liter Duramax is one of three engines available in the new Tahoe. load in the bed. Save my name, email, and website in this browser for the next time I comment. Around the same time period, the GM LB7 engine debuted with 300 horsepower. My 2017 Denali L5P was 12 all around and around 18 on the 65 MPH roads. Revamped for 2016, the Tacoma gets 21 mpg combined (19 mpg city, 24 mpg highway) in its most fuel-efficient guise: rear-wheel drive with a 3.5-liter V … That was before the engine wore in. Notify me of followup comments via e-mail. Can I ask what Duramax you have? An exhaust Regen within the measurement period will effect the reported fuel economy. 2017 Ford F-250 Super Duty gets 14.5 MPG combined with the 6.7-liter Powerstroke. Call I will tell u about it. I filled the tank at 226 miles and showed 17.2 mpg. Mine is a 4wd so the 2wd's will do even better by 3-4 mpg in each segment. When we tested the 2020 GMC Sierra AT4 2500HD earlier this year, we said we were “pleased by the Duramax engine’s power delivery, smooth and free of unwanted turbo lag.” We also noted that the Allison-branded ten-speed automatic transmission was also a gem as it always seemed to find the proper gear and downshifted smoothly when applying throttle.”. An AWD 2019 Subaru Outback four-cylinder will get you 32 mpg highway and 25 mpg city, while the six-cylinder Outback will get you 27 mpg highway and 20 mpg city. It’s mated to a 6-speed Allison automatic transmission. Although, with this much HP and Amazing Torque, it is already amazing. Very interesting article The first Ford diesel was the 6.9-liter IDI. With that in mind, the reliability ratings of GM trucks tend to be lower on average than Ford trucks. We imagine the Allison-branded 10-speed automatic, which is the only available transmission on Sierra HD models, massively helps with the truck’s overall fuel economy. My daily driver is a Prius sedan that gets 45 MPG on regular gas which costs 20% less than diesel. 2020 GMC Sierra 2500 AT4 off-road trim with a 6.6-liter Duramax diesel gets 19.9 MPG combined. See good deals, great deals and more on Used 2017 GMC Sierra 2500. This de-tuning over the past 10 years has caused diesels to drop from 20-25 MPG down to NEW trucks averaging 14-16 MPG. For a truck that weighs over 7,000 lbs and is geared for towing and work, that’s pretty good fuel economy. We know, advertisements are annoying and slow down the internet. Yes, you do get a 7 speaker Bose audio system, an 8 inch touchscreen infotainment system, and a wireless ch… Your email address will not be published. Does your crash detection come on when u get close to someone in front of u? I burned 5 gallons of def and got 8.4 mpg. For example, the first Powerstroke finished with 275 horsepower when it ended production in 2004. This de-tuning over the past 10 years has caused diesels to drop from 20-25 MPG down to NEW trucks averaging 14-16 MPG. Regardless, the almost 20mpg reported for this configuration, even without a Regen, is excellent. Still, imagine the off-road range of the at4! Under the hood of the Silverado is the new 6.6L Duramax V8 turbo-diesel that is rated at 445 hp and 910 lb-ft of torque. It’s also worth noting that, in the United States, a commercial driver’s license is required to tow more than 26,000 pounds. Haven’t tested in90 + high humidity with Windows open no air.And Windows closed and air on. Verdict: both the Ford and GM engines have been – and will likely continue to be – very close in horsepower numbers. Free Domestic Ground Shipping On Orders Above $100, Ground And Free Shipping Orders Placed Before 2PM PST Monday – Friday Will Ship Out Same Day Overnight And 2 Day Orders Placed Before 3PM PST Monday – Friday Will Ship Out Same Day, Proven, Tested Diesel Parts For Long-Term Durability, Powerstroke vs. Cummins – How To Choose Between Two Top Diesel Engines, How To Charge A Diesel Truck With Two Batteries, Compact graphite iron engine block designed to be both strong and light, The 7.3-liter was the first Powerstroke and it made 425 pound-feet of torque, The second-generation 6.0-liter Powerstroke made 570 pound-feet of torque, The third-generation 6.4-liter made 650 pound-feet of torque, First-generation LB7 6.6-liter made 520 pound-feet of torque, Second-generation LLY and LBZ made 650 pound-feet of torque, Third generation LMM and LML made 765 pound-feet of torque. Both the Ford and GM diesel engines have stayed relatively close in how much torque they produce. It’s always a pleasure to come upon an article like this that’s completely unabiased and well written by professional people like you I just bought a new 2004 Duramax Chevy, extended cab with short box. Whether you decide to get a Ford diesel or a GM diesel, rely on ProSource Diesel for all your diesel truck parts needs. The Ford engine makes 450hp and the GM makes 445hp. Colorado Duramax 2018 Chevrolet Colorado Z71 2.8L L4 DIESEL Automatic 6 Speed Cab & Chassis - Crew Cab. I would not put 4000 lbs. In this category, the latest generation of Ford and GM diesel engines are very close in performance. GM then partnered with Isuzu to make the Duramax. Pickup truck size categories explained. The Chevy 3500 Duramax is too high geared and is constantly shifting just to maintain the speed limit while towing lite loads. Horsepower allows you to accelerate faster whether you’re towing or not. Take a look at the torque ratings for Powerstroke engines over the years: The earliest GM diesel put in Chevy trucks was a 5.7-liter and it made 220 pound-feet of torque. If not then your truck is in 4 wd. I have been looking at the 2021 3.0L. ... placing its real-world fuel economy at 19.91 mpg. I will be trading off this gutless pig for a Dodge . Make $60k-$80k per year doing what you love. 2020 GMC Sierra 2500 AT4 off-road trim with a 6.6-liter Duramax diesel gets 19.9 MPG combined. Offering up to an EPA estimated 30 MPG highway, the Duramax 3.0L Turbo-Diesel not only gives you the most efficient Sierra 1500 ever, but is an ideal powertrain for off-road adventurers with a powerful 460 lb-ft of torque and best-in-class 277 diesel horsepower. This truck, I’d expect to improve with time and with better tires. I have not driven the 2020 enough yet but where I have driven it the same rout as the 2017 it is better. All three engines have plenty of loyal fans as do the truck brands themselves. For example, 2WD trims can tow more than 4WD trims. See, Trans Am Depot Teases Golden 455 Super Duty: SEMA 2019, GM Mexico Is Back To Work Following UAW Strike, Here Are The 2021 GMC Yukon Diesel Fuel Economy Ratings, 2021 Buick Encore GX 1.2L Gets Slight Fuel Economy Gain From 2020 Model, EPA Gives 2021 Cadillac CT5 V6 Increased Fuel Economy Rating. The next Ford engine was the 6.0-liter, and it had just a bit more horsepower than the LB7 at 325hp. Towing capacity is determined by a few factors which include torque and horsepower. This latter engine was the first Duramax able to use B20 diesel which is a mix of 80% standard diesel and 20% biodiesel. Our 2015 V6 turbo diesel Sprinter, tall van (9’3) regular wheelbase achieved a remarkable 25 mpg, over our last 3000 trip into Alberta, Canada. Thanks. © COPYRIGHT 2021 POWERED BY LSX V8 ENGINES, LOVE & REVERENCE. See good deals, great deals and more on Used 2018 GMC Sierra 2500. However, the next generation of GM diesel finished with 360 horsepower. The EPA NEVER EVER test vehicles rated at 8600 lbs or above GVW…so you will not see any C/K 2500, F250, or Ram 2500 3/4 ton or above pickups with mpg ratings. The current 6.7-liter Powerstroke turbodiesel has the following features: The first Duramax diesel was the 6.6-liter LB7 built in 2001. The weight of passengers, cargo and options or accessories may reduce the amount you can tow. FuelEconomy.gov rates it at 23 miles per gallon in the city, 33 mpg on the highway in two-wheel drive trim. 2020 Chevy Silverado 1500 with the 3.0-liter turbo diesel makes 33 MPG highway and 23 MPG city in 2WD trims. So I am again so much happier with this 2020 over the 2017 HD. In the Silverado 1500 pickup, a Vortec 4300 will return 15 city and 20 highway mpg with an automatic, one mpg less for both with a manual transmission. Once again, cruising speed plays a big role in highway fuel economy, with 65-mpg generally yielding 30-31 mpg, but 80-mph producing 25-27 mpg. I took the truck to 4 different dealers and was told that there was nothing wrong with the truck that 6 mpg is what I should expect while towing. 2018 Ford F-150 SuperCrew 4×4 with a 3.0-liter V6 Powerstroke diesel makes 25 MPG on the highway, 20 MPG in the city and 22 MPG combined. 7703773848, Your email address will not be published. My tester is the Crew Cab with the Z71 4-wheel drive package. However, diesel engines are more efficient than gas engines, so most diesel engines do get better fuel economy than their gas counterparts. 2WD diesel models. After all, the fuel economy is marvelous. No blind spot detection warning, and a gear shift lever that looked like it was recycled from a 2002 Chevy Malibu. But the first Ford engine to feature the Powerstroke name was the 7.3-liter in 1994.5. My 06 Durmax bought new would average 25 mpg highway with the best being 28 and worst while towing 18,000 lbs at 14. You can also subscribe without commenting.
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