Gmc duramax diesel

The average price for a gallon of diesel gas jumped by 51 cents reaching $5.13 from $4.61 within just a week, according to AAA. The average price for a gallon of diesel gas jumped ...DmaxStore.com is your top option for Duramax diesel parts. We are the best option for product availability, advice, and more for Duramax trucks. Skip to content. 877-4MY-DMAX (877-469-3629) 2024 TAX RETURN SALE IS LIVE! Facebook; Instagram; Yelp; YouTube; Shop DMAX; Gift Certificate; Service; Gallery;Arriving Spring 2023. The 2024 Sierra HD will also offer a best-in-class 2500 crew cab max towing capacity of up to 22,070 lbs.† and an available max towing capacity of up to …Browse Duramax Parts Online by Year and Generation. General Motors made some HUGE waves in the diesel market in 2001 with the release of the first Duramax powered Chevrolet and GMC's. Previous to the Duramax, their 6.2L and 6.5L offerings faltered behind the Powerstroke and Cummins offerings in terms of overall power and reliability.Feb 1, 2023 · The Duramax diesel engine is one of the primary motors in a General Motor (GM) truck. While these engines are reliable and durable, a few model years have specific problems you would want to avoid. This article gives detailed information on Duramax years to avoid down to the best Duramax model years you can consider buying and also provides ... Diesel price down for 8th week in a row, but remains high compared to last year's price which affecting small business operations now. The weekly national average price for a gallo...GM 2.8 Liter Turbo Diesel I4 Duramax XLD28 Engine The XLD28 is a 2.8-liter, four-cylinder, turbo-diesel engine produced by General Motors for mid-size pickup trucks, SUVs, and other diesel-powered ...GMC Model: Sierra 2500HD Body type: Pickup Truck Doors: 4 doors Drivetrain: Four-Wheel Drive Engine: 397 hp 6.6L V8 Diesel Exterior color: Pewter Fuel type: Diesel Interior color: Black Transmission: 6-Speed Automatic Mileage: 192,535 NHTSA overall safety rating: Not Rated Stock number: 625637 VIN: 1GT12ZE84FF625637The least-expensive 2023 GMC Sierra 2500HD is the 2023 GMC Sierra 2500HD Pro 4dr Crew Cab SB (6.6L 8cyl 6A). Including destination charge, it arrives with a Manufacturer's Suggested Retail Price ...Mar 19, 2021 · This year, GMC increased the Duramax diesel’s towing capacity. Depending on the configuration, it can tow up to 9,300 pounds and haul as much as 2,150 lbs. of payload. As tested, in AT4 crew cab 4-wheel-drive specification, the ratings are 8,800 lbs. and 1,810 lbs., respectively. 1. Stop and park the vehicle in a safe place. Turn off the engine and apply the parking brake. 2. Remove the fuel cap. 3. Place a fuel-resistant container under the fuel filter (s). For pickup models, the filter drain valve is located in the engine. compartment, on the passenger side of the vehicle, on the.Get the oil back up to normal level, leave the oil fill cap off, start the truck and check for blow by. If you have bad piston rings or a cracked piston you would most likely have a fair bit of blowby. 2015.5 GMC Sierra 2500HD Denali LML Duramax. 2007.5 Silverado 2500HD LTZ CCSB LMM Duramax - Triple Black (SOLD)Sep 19, 2023 · The Power Stroke name has been around since 1994, and Duramax, the newest kid on the block, started production of its engine alongside Isuzu in 2000. Duramax: The latest 6.6-liter V8 Chevy Duramax Diesel engine, used in Chevrolet Silverado HD and GMC Sierra HD pickup trucks, produces 470 horsepower and 975 lb-ft of torque. We towed a 25 ft travel trailer with our 2020 Chevy Silverado 1500 Z71 Duramax--towed weight was 7000 lb, tongue weight 825 lb., roughly 600 lb cargo/people in the truck. The powertrain was awesome and had no problem with the load. We averaged 11.5-12 mpg in hilly country and occasionally saw 13 with a tail wind.2010 Gmc 2500 Duramax 853,500 Odometer miles - sold Nov 2018 2013 LT CCSB SRW bought with 508,000 miles, now over 703,000 miles 2013 CrewCab and chassis with 9' Hillsboro aluminum flatbed 84,000 miles. - Sold Sept 2019 ... Chevy and GMC Duramax Diesel Forum. 3.8M posts 206.5K members Since 2005 A forum community …Generally, a 6.6 Duramax engine requires around 10 quarts of 15w40 or 5w40. This depends on the weather conditions and your driving habit. This article explains more about the oil type, specifications, and capacity for your 6.6 Duramax engine. You also can pick the right product from the most recommended products in the market.2020 Duramax Sierra 1500s should be getting to dealerships now and will be priced identically to the 6.2-liter gas V-8 engine, or a $2,495 option over the 5.3-liter DFM gas V-8, and a $3,890 ...Apr 6, 2023 · Torqued Up! 2024 Sierra AT4X Gets Duramax Diesel Power ... GMC's 3.0-liter Duramax was updated in 2023 with new steel pistons, a retuned turbo compressor, new fuel injectors, and improved thermal ... Min. to. Max. Online shopping options. Start your purchase online (434) Show listings with financing, trade-in valuation & dealership appointments available. Trim. Exterior color. …A 2-wire connector on the WIF (water in fuel) sensor, which is attached to the bottom of the fuel filter, conveys whether the sensor detects water in the fuel. The cost of this component is around $25, and the labor cost is 1 hour. The WIF is released together with the fuel filter when it is removed.Sep 13, 2021 ... Halfway through the 2004 model year, the second generation of the Duramax diesel engine was introduced in the Chevy Silverado and GMC Sierra ...2021 Fuel Milage. I recently upgraded from a very tired 02 LB7 Dmax to a 2021 CC DRW. My truck is generally hooked to a trailer nearly full time pulling up to 20klbs. So far I am less than impressed with the fuel mileage. My 02 pulling the same trailer and load averaged 11-14, empty it would do around 17-18.1999-2007 GMT800. The GMT800 platform ran from 1999 to 2007 and is a classic body style which still is a favorite of enthusiasts today. Over the short run of the GMT800, it was home to three different versions of the Duramax, the LB7, LLY, and LBZ. Upgrades for these engines are plentiful, and the best part is the GMT800 body style is pre ...GM 2.8 Liter Turbo Diesel I4 Duramax XLD28 Engine The XLD28 is a 2.8-liter, four-cylinder, turbo-diesel engine produced by General Motors for mid-size pickup trucks, SUVs, and other diesel-powered ...Aug 24, 2022 · General Motors just announced it will debut the second-generation Duramax Diesel engine in 2023 for some Chevy Silverado 1500 and GMC Sierra 1500 pickups. This is the first change for the LM2 (now named LZ0) six-cylinder turbodiesel engine since its 2019 introduction. GM says it has redesigned 25% of the Duramax, increasing power to 305 hp and ... Min. to. Max. Online shopping options. Start your purchase online (434) Show listings with financing, trade-in valuation & dealership appointments available. Trim. Exterior color. …Britain is newest member of the "ban all petrol cars" club, along with Norway, France, the Netherlands, and India. The UK just became the newest member of the “ban all petrol cars”...2024 First DEF fill-up. I got this message on my way to work this morning, it popped up with 500 miles DEF range. This is the first time I got a DEF message on the 2024, but I remember my 2020 would first come with a 1000 mile message. Anyway I filled up with 5.89 gallons and can say with current mileage it looks like I would have got 5,000 ...Dec 17, 2019 ... As tested in '20 GMC Sierra 1500 Crew Cab SLT, General Motors' all-new Duramax turbodiesel wins points for its fuel economy and smoothness.We would like to show you a description here but the site won’t allow us.With GMC’s Duramax Turbo-Diesel engines — efficiency and durability are just the beginning. Learn about how GMC was able to engineer available optimized diesel power under the hood of the 2023 GMC Sierra Heavy Duty, Sierra 1500 and Yukon.Power and performance. According to Chevrolet, the 6.6-liter Duramax turbo diesel features eight cylinders with a displacement of 403 cubic inches and comes equipped with a turbocharger for added ...GMC Sierra HD; 3. 2019–2023 Duramax LM2. The baby Duramax, as it is known, is also a top contender, especially if you don’t need maximum power. This 3.0L …My soot count at start was 10 or 12, however the truck was sluggish prior to the regen and is not now. Current Truck: 2024 GMC Sierra Denali 2500 HD with retrax-pro tonneau cover. Former Trucks:2019 GMC Sierra Denali Duramax 2500, loaded. 2016 GMC Sierra Denali Duramax Z71. every option with the exception of rear seat video.Amazon announced today that Prime members in some U.S. metro areas can now get same-day delivery from select retail stores. At launch, members in or around Atlanta, Chicago, Dallas...Gmc sierra at4 1500 4k denali wallpaper cars diesel cab crew offroad car wallpapers duramax suvs pro drivingline glance carbon2024 gmc sierra hd ups luxury, …The Duramax LB7 is a 6.6L V-8 with four valves per cylinder, a cast-iron engine block with aluminum heads, and high-pressure common-rail injection. It produced 300 hp at 3,100 rpm and 520 lb-ft at ...Introduced at the same time as Ford’s 6.9-liter engine, GM’s 6.2-liter was the first permanent diesel offering in a consumer light-duty truck for Chevrolet and GMC. Learning from the 5.7-liter diesel GM produced …The Sierra HD is a heavy-duty truck with a diesel powertrain that offers quick and smooth performance and helpful trailer-assist technology. It also has an independent front … Price Range: $66,100 - $79,200. The GMC Sierra stands out with its helpful technology and all-around utility. We also like its available 6.2-liter V8 and rugged off-road upgrades. Better value can ... The 3.0-liter Duramax turbo-diesel engine produces a total of 277 horsepower, meaning that it's down 77 hp from the standard 355-hp 5.3-liter V8, and down a further 183 hp on the optional 420-hp ...That's the largest at-sea buildup since October 2020, when global energy markets were still reeling from the COVID-19 pandemic. Jump to As much as 1.9 million barrels of Russian di...Britain is newest member of the "ban all petrol cars" club, along with Norway, France, the Netherlands, and India. The UK just became the newest member of the “ban all petrol cars”...Mar 1, 2013 · The First Generation. 2000 – GM debuts the LB7 Duramax diesel engine with 300 hp and 520 lb-ft torque in ’01 ¾- and 1-ton trucks. The 6.6L V-8 turbodiesel engine featured aluminum heads with ... Introducing the next generation 2024 GMC Canyon, featuring an 310-HP Turbomax engine, Bose Premium Audio Systems, and an 11.0" Diagonal driver info center.5. Leaking Injectors—LB7. One thing the ’01-’04 LB7 Duramax is notorious for is injector failure. The two primary failure points of the factory injectors are internal cracking of the injector body itself and corrosion-induced failure of the internal ball seat.The 6.6L Duramax L5P is the most recent generation of the Duramax 6600 engine family and is found in 2017 to current Chevrolet Silverado, GMC Sierra 2500 HD/3500 HD pickup and chassis cab trucks. It is the most robust and powerful Duramax diesel created to date, producing a peak 445 horsepower and 910 lb-ft of torque. For 2020, a 10 speed …The 2022 Sierra 1500 continues to offer a strong selection of engines, including a 420-hp V-8 and a diesel six-cylinder with 460 pound-feet of torque. The mightiest model can tow up to 13,200 ...The 2024 GMC Sierra 2500HD is a heavy-duty pickup truck available in two-door regular-cab, four-door extended-cab (Double Cab) and four-door crew-cab configurations matched with the standard 6.8 ...We would like to show you a description here but the site won’t allow us.6.6L V-8 L5P Features& Specifications. This next-generation redesign offers more horsepower and torque than ever — an SAE-certified 445 horsepower (332 kW) and net 910 lb.-ft. (1,234 Nm) — to enable easier, more confident hauling and trailering. Higher boost pressure from the turbocharger, compared to the previous engine, helps the L5P ...Shanester. 378 posts · Joined 2009. #5 · Oct 15, 2014. Baldwin, fleetguard, ect. Lot's of great quality filters manufacturers out there. 2006 LBZ 2500HD 4x4 CCSB. Exergy 45% & Exergy Sportsman CP3. Danville BMW GT3794Va Stg2 w/ DSP5. Built tranny with Limitless 1078 Thanks Mike and Evan.Browse Duramax Parts Online by Year and Generation. General Motors made some HUGE waves in the diesel market in 2001 with the release of the first Duramax powered Chevrolet and GMC's. Previous to the Duramax, their 6.2L and 6.5L offerings faltered behind the Powerstroke and Cummins offerings in terms of overall power and reliability.Jan 15, 2021 ... Unfortunately, water pump failure is a common occurrence with all Duramax engines. In the case of the LB7 engine, coolant leaks are an issue ...My brother uses that in his Dmax Canyon. My personal truck is a 2007 GMC Sierra LBZ CCSB 4x4 with HSP piping, Danville 68stage2r turbo, PPE manifolds and up-pipes, Limitless 1078 TC, Stock trans with Trans Go Jr. and Ratio Tech kit. ARP head studs among other mods with more mods for the future. After a ton of searching I was able to …SLT Pickup 4D 8 ft. $62,290. $42,160. For reference, the 2017 GMC Sierra 2500 HD Double Cab originally had a starting sticker price of $41,015, with the range-topping Sierra 2500 HD Double Cab SLT ... GMC Model: Sierra 2500HD Body type: Pickup Truck Doors: 4 doors Drivetrain: Four-Wheel Drive Engine: 6.6L V8 Diesel Exterior color: SUMMIT WHITE Fuel type: Diesel Interior color: DARK PEWTER INTERIOR TRIM Transmission: 5-Speed Automatic Mileage: 200,739 NHTSA overall safety rating: Not Rated Stock number: 5F964376T VIN: 1GTHK23255F964376 Part Numbers 63369 & 63370 Fits the A-Pillar below commonly found in the following vehicles:• Late 2022+ Chevy/GMC 1500• 2024+ Chevy/GMC 2500/3500. official.bankspower.com. 2004.5 Silver Birch Metallic GMC K2500HD. Traded - 18 Denali CCSB 2500 4WD Mineral Metallic with Cocoa/Dark Sand Interior. 2024 - Denali Ultimate …Hydraulic power-assisted Hydroboost brake booster, four-wheel disc brakes with ABS and Stabilitrak electronic stability assist. Brake Rotor Size (in / mm): Front: 14 x 1.6 / 355 x 40 (2500/3500) Rear: 14.1 x 1.3 / 360 x 34 (2500/3500 SRW) Rear: 14 x 1.6 / 355 x40 (3500 DRW) Wheel Size: 17-in. steel or aluminum.2022 GMC Yukon XL Denali Duramax Specifications: BASE PRICE: $73,395: PRICE AS TESTED: $84,420: VEHICLE LAYOUT: Front-engine, RWD, 7-pass, 4-door SUV: ENGINE: 3.0L Turbodiesel …Mar 9, 2020 ... 2020 GMC Sierra 1500 Duramax Turbo-Diesel Engine offers 460 lb-ft of torque and best-in-class 277 diesel horsepower. It can reach 95% of peak ...Sep 4, 2022 ... The diesel particulate filter (DPF) is a special exhaust filter that collects and traps any kind of particulate substance, such as ash and soot, ...Price Range: $66,100 - $79,200. The GMC Sierra stands out with its helpful technology and all-around utility. We also like its available 6.2-liter V8 and rugged off-road upgrades. Better value can ...2009 GMC Sierra 2500HD SLE CC/SB 4x4 LMM ... Chevy and GMC Duramax Diesel Forum. 3.8M posts 206.4K members Since 2005 A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Come join the discussion about modifications, towing, classifieds, troubleshooting, maintenance, and more!Jan 27, 2020 ... A Rough 'N Ready GMC Duramax Project Begins · MORE power/better efficiency and fuel mileage · Cruise control · Great brakes · Nicer...The price of the 2021 GMC Sierra 2500HD / 3500 HD starts at $44,595 and goes up to $66,495 depending on the trim and options. SLE. SLT. AT4. Denali. 0 $10k $20k $30k $40k $50k $60k $70k $80k $90k ...I added some Hot Shot's Secret Diesel Anti-gel just yesterday. My son swears by it. Let us know what you ended up using. 2019 GMC Sierra 2500HD AT4 Crew Cab L5P Duramax, Banks iDash Super Gauge and Pedal Monster, WC Fab Trans Cooler Bypass Valve, Lasfit Switchback LED Fog Lights.The trucks and SUVs made by Chevrolet and GMC are almost identical. GMC vehicles, however, cost more than Chevrolet vehicles because General Motors markets GMC vehicles as more pro...Learn about the first-generation Duramax inline-six turbodiesel engine that powers some Chevy and GMC models. Find out its performance, towing, fuel economy, and history.2020 Duramax Sierra 1500s should be getting to dealerships now and will be priced identically to the 6.2-liter gas V-8 engine, or a $2,495 option over the 5.3-liter DFM gas V-8, and a $3,890 ...MY GMC REWARDS > MY GMC REWARDS ... 274 3.42 rear axle ratio 408 3.73 rear axle ratio 128 4-wheel antilock disc brakes 1 4-wheel antilock disc brakes 415 6.6L Duramax Turbo-Diesel V8 engine 56 6.6L V8 Gas engine 64 Air filtration monitoring 1 Air filtration monitoring 415 Allison ...Jun 17, 2022 · The 2011-2016 6.6-liter LML Duramax V-8 engine is the capstone of GM’s Pre-L5P turbodiesels. Here are some vital facts about the iconic truck engine. Introduced at the same time as Ford’s 6.9-liter engine, GM’s 6.2-liter was the first permanent diesel offering in a consumer light-duty truck for Chevrolet and GMC. Learning from the 5.7-liter diesel GM produced …6.6L V-8 L5P Features& Specifications. This next-generation redesign offers more horsepower and torque than ever — an SAE-certified 445 horsepower (332 kW) and net 910 lb.-ft. (1,234 Nm) — to enable easier, more confident hauling and trailering. Higher boost pressure from the turbocharger, compared to the previous engine, helps the L5P ...DTC P0420 runs once during an active regeneration event. Conditions for Setting the DTC. The ECM determines that the DOC functionality has degraded below a calibrated threshold, during a regeneration event. The condition exists for greater than 4.5 minutes. Action Taken When the DTC Sets. DTC P0420 is a type B DTC.Browse Duramax Parts Online by Year and Generation. General Motors made some HUGE waves in the diesel market in 2001 with the release of the first Duramax powered Chevrolet and GMC's. Previous to the Duramax, their 6.2L and 6.5L offerings faltered behind the Powerstroke and Cummins offerings in terms of overall power and reliability.Fuel injectors are a primary component of all diesel engines. Fuel is drawn from the fuel tank and pushed by the fuel pump to the fuel injectors. The injectors then spray the diese...Price Range: $66,100 - $79,200. The GMC Sierra stands out with its helpful technology and all-around utility. We also like its available 6.2-liter V8 and rugged off-road upgrades. Better value can ...Chevrolet diesel trucks use the 6.6 liter Duramax engine, which is prone to intermittent fuel starvation, water pump failure, overheating, injector failure and injector harness cha...Learn more about the 2024 GMC Sierra 2500 HD & 3500 HD Denali luxury heavy-duty trucks available specs, trims and features. Vehicle Specs | 2024 Sierra 2500HD & 3500HD Denali ... MORE FROM GMC: VIEW ALL VEHICLES > DIESEL LINEUP > CERTIFIED USED VEHICLES > CURRENT OFFERS > VIEW INVENTORY > SHOP ONLINE > TAKE A …Chevy and GMC Duramax Diesel Forum. 3.8M posts 206.4K members Since 2005 A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Come join the discussion about modifications, towing, classifieds, troubleshooting, maintenance, and more! Show Less . Full Forum Listing ...The First Generation. 2000 – GM debuts the LB7 Duramax diesel engine with 300 hp and 520 lb-ft torque in ’01 ¾- and 1-ton trucks. The 6.6L V-8 turbodiesel engine featured aluminum heads with ...HD Dmax Machine. 17167 posts · Joined 2011. #3 · Jan 24, 2014. The normal emission warranty (FE9) is 5 yrs/50K miles, whichever comes 1st. Some emission parts are covered longer. Iv been told by dealers, that some emissions parts arent even covered under the emission warranty. With GMC’s Duramax Turbo-Diesel engines — efficiency and durability are just the beginning. Learn about how GMC was able to engineer available optimized diesel power under the hood of the 2023 GMC Sierra Heavy Duty, Sierra 1500 and Yukon. Choose either a GMC Sierra 2500 HD or 3500 HD and learn more about the vehicle specs, trims, and features available. 2024 Sierra 2500HD & 3500HD | Specs Selector | Pickup Truck SELECT A SIERRA HEAVY DUTY BELOW TO VIEW SPECS 5. Leaking Injectors—LB7. One thing the ’01-’04 LB7 Duramax is notorious for is injector failure. The two primary failure points of the factory injectors are internal cracking of the injector body itself and corrosion-induced failure of the internal ball seat.If you ask us, the 3.0L Duramax’s 277hp factory rating (at the crank) is underrated. It Loses The Towing Battle, But It’s Plenty Capable. With a max tow rating of 9,300 pounds, a Duramax-propelled half-ton Chevy Silverado or GMC Sierra 1500 falls short of the 11,400-pound rating from Ford and the new 12,560-pound rating from Ram.The 2020 GMC Sierra 1500 is getting an all-new Duramax® engine, a 3.0-liter Turbo-Diesel inline-six, so drivers can enjoy all the power and efficiency that ... GMC Model: Canyon Body type: Pickup Truck Doors: 4 doors Drivetrain: Four-Wheel Drive Engine: 181 hp 2.8L I4 Diesel Exterior color: Onyx Black Combined gas mileage: 24 MPG Fuel type: Diesel Interior color: Jet Black Transmission: 6-Speed Automatic Mileage: 140,360 NHTSA overall safety rating: 4 Stock number: G1346037 VIN: 1GTP6DE15G1346037 Generally, a 6.6 Duramax engine requires around 10 quarts of 15w40 or 5w40. This depends on the weather conditions and your driving habit. This article explains more about the oil type, specifications, and capacity for your 6.6 Duramax engine. You also can pick the right product from the most recommended products in the market.DTC P0420 runs once during an active regeneration event. Conditions for Setting the DTC. The ECM determines that the DOC functionality has degraded below a calibrated threshold, during a regeneration event. The condition exists for greater than 4.5 minutes. Action Taken When the DTC Sets. DTC P0420 is a type B DTC.The GM Duramax 3.0L I-6 LZ0 is a turbo-diesel engine produced by General Motors for use in various vehicles, primarily full-size half-ton pickup trucks and full-size SUVs. ... GMC Among Worst ...View Gallery. Meet Big Blue, an '03 GMC Sierra 2500 HD powered by General Motors' Duramax 6600 diesel V-8. Used by GMC and Chevrolet in its heavy-duty pickups, the Duramax has only been available ...Old Chevy Trucks for Sale. Trucks for Sale Under $9,000 Near Me. Used 4x4 Trucks for Under $5,000 (with Photos) Trucks for Sale Under $7,000. One Ton Trucks for Sale. Manual Diesel Trucks for Sale. 3/4 Ton Trucks for Sale. Trucks for sale by owner near me. Dually (Dual Rear-Wheel) Trucks for Sale.Hydraulic power-assisted Hydroboost brake booster, four-wheel disc brakes with ABS and Stabilitrak electronic stability assist. Brake Rotor Size (in / mm): Front: 14 x 1.6 / 355 x 40 (2500/3500) Rear: 14.1 x 1.3 / 360 x 34 (2500/3500 SRW) Rear: 14 x 1.6 / 355 x40 (3500 DRW) Wheel Size: 17-in. steel or aluminum.Gmc sierra at4 1500 4k denali wallpaper cars diesel cab crew offroad car wallpapers duramax suvs pro drivingline glance carbon2024 gmc sierra hd ups luxury, …Jun 9, 2020 · If you ask us, the 3.0L Duramax’s 277hp factory rating (at the crank) is underrated. It Loses The Towing Battle, But It’s Plenty Capable. With a max tow rating of 9,300 pounds, a Duramax-propelled half-ton Chevy Silverado or GMC Sierra 1500 falls short of the 11,400-pound rating from Ford and the new 12,560-pound rating from Ram. Personally, as of now, the LML years (11-16) are the only ones that I would try to avoid unless the CP4 was replaced with a CP3. The L5P’s seem to be pretty solid. If I ever update from my LBZ I will be looking to jump into a K2 platform L5P most likely. 2006 Silverado 2500 4x4. LBZ.The 3.0-liter Duramax turbo-diesel engine produces a total of 277 horsepower, meaning that it's down 77 hp from the standard 355-hp 5.3-liter V8, and down a further 183 hp on the optional 420-hp ...New Arrival. 2004 GMC Sierra 2500HD 4 Dr SLE 4WD Crew Cab SB HD. 192,798 mi. 6.6L V8 Diesel. $12,995. Est. $206/mo.* Good Deal. Power Package. Suspension Package. … Standard on every new GMC vehicle, GMC ProGrade Warranty has you truly protected with features and services including: 3-year/36,000-mile Bumper-to-Bumper Limited Warranty†. 5-year/60,000-mile Powertrain Limited Warranty†. HD 6.6L Duramax Diesel 5-year/100,000-mile Powertrain Limited Warranty†. 5-year/60,000-mile Roadside Assistance ... Generally, a 6.6 Duramax engine requires around 10 quarts of 15w40 or 5w40. This depends on the weather conditions and your driving habit. This article explains more about the oil type, specifications, and capacity for your 6.6 Duramax engine. You also can pick the right product from the most recommended products in the market.If you ask us, the 3.0L Duramax’s 277hp factory rating (at the crank) is underrated. It Loses The Towing Battle, But It’s Plenty Capable. With a max tow rating of 9,300 pounds, a Duramax-propelled half-ton Chevy Silverado or GMC Sierra 1500 falls short of the 11,400-pound rating from Ford and the new 12,560-pound rating from Ram.fubo. 37 posts · Joined 2023. #20 · Aug 6, 2023. Hmm. I didn’t see any real changes in range but then again it is my first diesel. It gets 30mpg on the highway at 65mph so I guess if it regens for 7% of the time then it will probably drop to 27 to 28 mpg. Seems drop down to like 22 to 24 mpg when it’s regenerating on the highway. | Ceotrttdany (article) | Margr.