2004 chevy 2500 duramax

The 2004 Chevrolet Silverado 2500 has 3 different fuse boxes: Underhood Fuse Block diagram. Instrument Panel Fuse Block diagram. Center Instrument Panel Fuse Block diagram. Chevrolet Silverado 2500 fuse box diagrams change across years, pick the right year of your vehicle: Underhood Fuse Block. PARK LP.

2004 chevy 2500 duramax. 2004 Chevy 2500 HD Duramax diesel LT 4 door short box, black 67,000 miles(107,000km). Fully loaded with heated leather seats, comes with hard tonneau cover. Original owner, mint condition and underground Parkade stored since new. Truck is located in Kelowna BC. Photos to follow soon. 1-250-862-2999 or 1-250-215-9982(cell) This ad was posted ...

It's a pretty common issue actually for the LB7. 1995 GMC 2500 SUBURBAN powered by 01 DURAMAX/ALLISON, 3.42 gears, 261 T-case. Trans has a mild build with ...

4.7. Reliability. 4.8. Styling. 4.7. See More Reviews. Advertisement. See pricing for the Used 2004 Chevy Silverado 2500 HD Crew Cab LS Pickup 4D 6 1/2 ft. Get KBB Fair Purchase Price, MSRP, and ...Get up to 400 HP and 680 ft-lbs torque & eliminate problems. No EGR delete kit required as LB7 is pre-emissions. Experience the best custom LB7 tuning for your 2001, 2002, 2003 or 2004 Chevy or GMC diesel pickup.Detailed specs and features for the Used 2004 GMC Sierra 2500HD including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain and more.Detailed specs and features for the Used 2004 Chevrolet Silverado 2500HD Crew Cab including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain ...Save up to $14,859 on one of 11,563 used 2004 Chevrolet Silverado 2500HDs near you. Find your perfect car with Edmunds expert reviews, car comparisons, and pricing tools.

Nov 5, 2013 · 188 posts · Joined 2012. #1 · Nov 5, 2013. Hey guys-. So yesterday the Duramax was totally dead. I kept getting code U0105, and the ECU fuse would blow every time I would turn the key. Cranks, no start. I isolated it to the wiring harness, and sure enough there was a spot where a metal bracket had worn through the wiring harness. The LB7 Duramax diesel is a direct-injected, turbocharged, intercooled, four-valve-per-cylinder V-8 that produces 300 hp and 560 lb-ft of torque. Starting from a blank sheet of paper, the 6.6L ...Mar 8, 2022. I have a 2004 Chevy Silverado 2500HD Regular cab, 8ft bed, 6.6 Duramax, 6 speed manual transmission, 4WD, mileage is 161,000 but goes up cause it’s my daily driver, PS, PB, CC, ice cold a/c, hot heater, aftermarket radio, new headlights and taillights, new led headlight bulbs, had new Bosch injectors put in 10,000 miles ago and ...Chances are the cause of the defective light or brake lights circuit on your Chevy Silverado is a simple problem. Moreover, you can blame most of these problems on little or no mai...2004 GMC Sierra 2500HD 4dr Crew Cab SLE 4WD SB (6.0L 8cyl 4A) 4 of 4 people found this review helpful. Absolutely the best truck I have ever owned. During it's maiden break-in run I got 23.8 mpg ...

Jun 9, 2019 ... REBUILT STOCK TURBOCHARGER. THIS STOCK TURBO FOR CHEVY DURAMAX PICKUP TRUCKS FITS THE FOLLOWING MAKES AND MODELS: 2001 CHEVY 2500 DURAMAX 6.6L ...227.7” x 74.4” Dimensions. Rear-wheel drive. Drivetrain. View all 2004 Chevrolet Silverado 2500 specs . Overview. 4.5 (31 reviews) The good: Performance with gas V-8. …How to replace the starter in a 2004 Chevrolet Silverado 2500HD LB7 6.6L Duramax Diesel. This is a basic how to video describing the replacement of the start...Feb 24, 2021 ... We added another duramax and this one needs some work. It's a 04 lly so it is a little bit newer than Tony's lb7 but definitely in need of ...

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2004 GMC Sierra 2500HD 2 Dr Work Truck 4WD Standard Cab LB HD. 132,038 mi $13,999 (970) 762-2149. Request Info. Longmont, CO Year: 2004 Make: GMC Model: Sierra 2500HD Body type: Pickup Truck Doors: 2 doors Drivetrain: Four-Wheel Drive Mileage: 132,038 NHTSA overall safety rating: Not Rated ... Over the engine’s lifespan it has gone through 6 different engine variations: LB7, LLY, LBZ, LMM, LML, and L5P. From the first generation to the one currently in production today, the 6.6L Duramax has nearly double its horsepower and torque, from 235hp and 500lb-ft. in 2001 to 445hp and 910ft-lb. today. And along the way the engine has become ... Detailed specs and features for the Used 2004 Chevrolet Silverado 2500 including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain and more. The 2004 Chevrolet Silverado 2500 has 3 different fuse boxes: Underhood Fuse Block diagram. Instrument Panel Fuse Block diagram. Center Instrument Panel Fuse Block diagram. Chevrolet Silverado 2500 fuse box diagrams change across years, pick the right year of your vehicle: Underhood Fuse Block. PARK LP.

Chevy / GMC Duramax 01-04.5 LB7 Forums. 01-04.5 LB7 Duramax Powertrain Normal Operating Temperature? ... Past Trucks: 2016 Silverado 3500HD CCLB LTZ, 2015 Silverado 2500HD CCSB Gasser, 2011 GMC 2500HD CCSB SLT, 2003 GMC 2500HD ECLB SLT. Save Share. Like. Sort by Oldest first ... 2004 CCSB 4x4 LB7 …Fits: 2004.5-2005 GM/Duramax 2500HD,3500HD ***These are Genuine GM Harnesses, as of 10/1/2021 discontinued from factory!*** Equip cars, trucks & SUVs with 2004 Chevrolet Silverado 2500 HD Battery from AutoZone. Get Yours Today! We have the best products at the right price. Jul 18, 2017 · torque spec, trans pan. 2004 Silverado 2500hd/Lt, LB7,2wd crew cab with Allison 5spd., summit white. Stock for now with 305/70/16 Nitto Terra Grapplers on factory alloys, with self built custom lumber rack painted to match truck. 18 or so ft lbs if i remember correctly. its not a lot. Based on data from 102 vehicles, 6,928 fuel-ups and 2,038,202 miles of driving, the 2004 Chevrolet Silverado 2500 HD gets a combined Avg MPG of 14.34 with a ...2004.5-2005 GMC Sierra 2500HD 6.6L LLY Duramax 2004.5-2005 GMC Sierra 3500 6.6L LLY Duramax This is the upgraded version, it has an additional high-flow intake tube so that the coolant can circulate, which will bring 5°C cooling compared to the ordinary version EGR delete kit for 2004-2005 6.6L Chevy GMC Duramax LLY Diesel .The LLY Duramax engine found on 2004-2006 Chevrolet/GMC HD trucks is the second generation of the Duramax line. It can last hundreds of thousands of miles, but it still has its fair share of issues. ... For 2004.5+ LLY/LBZ Duramax trucks the Bank’s Boost Tube Upgrade Kit offers vastly improved performance over the stock boost tube. It’s the ...2004.5 Chevy Silverado (J.T.) 2500HD "Dirt Nasty" LLY Currently under construction for ODL:cookoo[1]: EFI Live Tuned By Mark Broviak @ Danville Performance ... Greg 05 LLY GMC Duramax Crew Cab SLT Two inch lift 285 Nitto T.G. on Mojave's Full Egr delete Autometers AFE mouth piece AEM Brute Force2004 Silverado 2500HD specs (horsepower, torque, engine size, wheelbase), MPG and pricing by trim level. ... 2004 Chevrolet Silverado 2500HD trims (38) (Work Truck) 4x2 Regular Cab 8 ft. box 133 ...Mar 7, 2012 · T. truckman148 Discussion starter. 2 posts · Joined 2012. #1 · Mar 8, 2012. i am in the market for a 2004 chevy duramax for my son for a first truck. I have heard that the 2002-03's have had some issuse with injectors and other things. I am wanting to get him a dependable truck and when i purchase the truck it will have between 90k-130k miles.

2004.5 silverado 2500HD Duramax LLY. crew cab. 4x4. 154k miles. See less See more 2004.5 Silverado Duramax LLY. Crew Cab. 4x4. 154k miles. stock… for now. Save Share ... 2009 GMC Sierra 2500 CC 4x4 MBRP 4" w/ muffler, MBRP Downpipe, EGR blocked, EFI by Rob at ATP, S&B intake, tranny by Alan Pope Racing, Firestone Ride …

4 days ago · 4.7. Reliability. 4.8. Styling. 4.7. See More Reviews. Advertisement. See pricing for the Used 2004 Chevy Silverado 2500 HD Crew Cab LT Pickup 4D 8 ft. Get KBB Fair Purchase Price, MSRP, and ... If you have a Chevy Duramax LB7 and possibly other Duramax engines and your getting the P0380 code, there are a few ways to diagnosis it. I made a detailed v...2003 Chevy 2500hd crew cab 4x4, D/A Just a few aftermarket goodies. ... help I have a chev 2004 3500 4x4 with duramax V8 6.6 engine , was climbing the hill outside of town near the top the motor just lost power , nothing , have changed the fuel filters changed the air cleaner , if it sits in the yard I can rev it up in park and neutral , try ...2004 GMC Sierra 2500HD 4dr Crew Cab SLE 4WD SB (6.0L 8cyl 4A) 4 of 4 people found this review helpful. Absolutely the best truck I have ever owned. During it's maiden break-in run I got 23.8 mpg ...2004 Chevrolet Silverado 2500 LS H/D Crew Cab. 104,975 mi. $31,736. Fair Deal. Free AutoCheck Report. Autoland Outlets, Inc. Dealerships need five reviews in the past 24 months before we can ...2011 GMC 2500hd LML deleted and tuned by Kory, 5' exhaust with XD rims, Level Kit and HID HIGH/LOW beams ... Sold - 2008 Chevy K3500HD CC/LB LTZ with LMM Dmax Sold - 2004 Chevy K2500HD Ext. Cab/LB w/ LLY Dmax. Save Share. Like. T. ... A forum community dedicated to Chevy and GMC Duramax diesel owners and … 2004.5-2007 Chevrolet Duramax 6.6L LLY LBZ. ... 2004: Chevrolet: Silverado 2500 HD: WT Standard Cab Pickup 2-Door: 6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged: Introduced in 2001 as a joint venture between GM and Isuzu, the Duramax V-8 was the General's bid to one-up Ford and Chrysler's newest generation of powerful and efficient diesels.... Rusty’s Duramax. 2004 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 5 Speed Added May 2021 • 115 Fuel-ups. Property of Firejammer135 . 13.2 Avg MPG. Chevy / GMC Duramax 01-04.5 LB7 Forums. 01-04.5 LB7 Duramax Powertrain Rear Differential fluid? Jump to Latest ... 2004 2500HD LB7, Crew Cab LT, 4 x 4, 252,000 mi, CTS2, MBRP exhaust dual outlet, no cat, PowerStop Brake Kit, B & W Turn over ball, Air Bags, CamLocker toolbox, 265/75-16 Cooper Discoverer AT3, ...

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Find 75 used Chevrolet Silverado 2500HD in Cleveland, OH as low as $12,999 on Carsforsale.com®. Shop millions of cars from over 22,500 dealers and find the perfect car.2012 Chevy 3500HD LGH Duramax Full delete, FASS lift pump. Reactions: roswell. Save Share. Like. ... 2001-2004 (LB7) Duramax Second Generation: 2004.5-2005 (LLY) Closed / Archived Marketplace Ads 6.2L Diesel Engine. Top Contributors this Month View All mp06011999 333 Replies.Get ratings and reviews for the top 12 foundation companies in Chevy Chase, MD. Helping you find the best foundation companies for the job. Expert Advice On Improving Your Home All...You can completely customize any of the parameters. View Latest Price →. EFILive AutoCal Tuner. The tuner gives you feedback on how a tune affects your engine. It is made just for your 2001-2007 Duramax engine, including the LB7. A DSP5 Key Lock Switch keeps others who drive your truck from adjusting your tunes.Edmunds' expert review of the Used 2004 Chevy Silverado 2500HD provides the latest look at trim-level features and specs, performance, safety, and comfort. At Edmunds we drive every car we...Detailed specs and features for the Used 2004 GMC Sierra 2500HD including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain and more.2004 Chevrolet SILVERADO 2500HD Ext Cab 143.5 WB. Drivetrain: RWD Condition: Well maintained, runs well, body in good shape overall with a few dents and a little rust in one spot Carfax and vehicle inspection reports available. Transmission: 4 speed Automatic Fuel Type: Diesel Air Conditioning, Alpine Stereo,Trailer Hitc...The LB7 Duramax diesel is a direct-injected, turbocharged, intercooled, four-valve-per-cylinder V-8 that produces 300 hp and 560 lb-ft of torque. Starting from a blank sheet of paper, the 6.6L ... ….

Used 2004 Chevrolet Silverado 2500 HD Extended Cab pricing starts at $7,577 for the Silverado 2500 HD Extended Cab Work Truck Pickup 4D 6 1/2 ft, which had a starting MSRP of $28,590 when new ...2003 chevy cc,sb 4x4. Engine: LB7 6.6 duramax diesel. Transmission: allison 1000. Mods: transparts stage IV, S/C 1056 converter (built by me), EFI live w/ DSP2, LBZ fuel pressure regulator, 5" flo pro exhaust 6" dual wall tip, airdog 150, PPE billet pickup tube, K&n cold air intake, LB7 mouth piece mod, tripple piller gauge mount w/ fuel ...Advertisement. Used 2004 Chevrolet Silverado 2500 HD Extended Cab. 4.7. Consumer. Write a Review. Lifestyle (2) View All Media. 2013. 2012. 2011. 2010. 2009. 2008. 2007. … 2004 Silverado 2500HD specs (horsepower, torque, engine size, wheelbase), MPG and pricing by trim level. ... 2004 Chevrolet Silverado 2500HD trims (38) (Work Truck) 4x2 Regular Cab 8 ft. box 133 ... Save $12,267 on a used Chevrolet Silverado 2500HD LTZ near you. Search over 19,700 listings to find the best Cleveland, OH deals. We analyze millions of used cars daily.Drivetrain. Research Chevy Silverado 2500 specs. Including Dimensions, Horsepower, Engine Size, Oil Capacity, and Tire Size.jacob54904. 673 posts · Joined 2010. #3 · Apr 1, 2011. i have heard that the transfer cases in our trucks take a special blue fluid. Is there any truth to this. I guess its some special fluid that cost like 20 bucks a quart. i have had multiple people tell me this. 2007 GMC Sierra 3500HD 4x4 CCLB DRW LMM. DRW Club Member 193 Mods: N-Fab …Prices for a used 2004 Chevrolet Silverado 2500 currently range from $6,998 to $31,736, with vehicle mileage ranging from 62,288 to 335,000. Find used 2004 Chevrolet …The LB7 Duramax diesel is a direct-injected, turbocharged, intercooled, four-valve-per-cylinder V-8 that produces 300 hp and 560 lb-ft of torque. Starting from a blank sheet of paper, the 6.6L ... 2004 chevy 2500 duramax, The most accurate 2004 Chevrolet Silverado 2500 HDs MPG estimates based on real world results of 3.7 million miles driven in 184 Chevrolet Silverado 2500 HDs ... Rusty’s Duramax. 2004 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 5 Speed Added May 2021 • 115 Fuel-ups. Property of Firejammer135 . 13.2 Avg MPG., 2004 chevy silverado 2500 hd lt lb7 duramax 8" inch fab tech lift with fab tech dirt logic shocks with piggy backs with a 2 inch body lift with billstein shocks in the rear edge chip with aditude monitor, 6 stages + hot code 5" turbo back to 6" dual straight pipes! bully dog shift kit and a mag tech dif cover ppe boost value, afe stage 2 intake, 2004.5 Chevy Silverado (J.T.) 2500HD "Dirt Nasty" LLY Currently under construction for ODL:cookoo[1]: EFI Live Tuned By Mark Broviak @ Danville Performance Danville Performance Specializing in GM Performance including Duramax Diesels from stock to Full out competition trucks. Custom EFILive tuning, In house Dynojet 224LC …, 2004 chevy silverado 2500 hd lt lb7 duramax 8" inch fab tech lift with fab tech dirt logic shocks with piggy backs with a 2 inch body lift with billstein shocks in the rear edge chip with aditude monitor, 6 stages + hot code 5" turbo back to 6" dual straight pipes! bully dog shift kit and a mag tech dif cover ppe boost value, afe stage 2 intake, Good project. Bring 2 batteries and you can drive it home. Smokes. Needs injectors. New tires on custom rims. 4500 cash 7uno92999uno39 Clean title in my name, The most accurate 2004 Chevrolet Silverado 2500 HDs MPG estimates based on real world results of 3.7 million miles driven in 184 Chevrolet Silverado 2500 HDs ... Rusty’s Duramax. 2004 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 5 Speed Added May 2021 • 115 Fuel-ups. Property of Firejammer135 . 13.2 Avg MPG., The 2020 Chevrolet Silverado is a fabulous choice if you’re searching for a reliable full-size pickup truck. Why? Because the Silverado is ranked in third place on the US News site..., LT Crew Cab. $35,770. LT H/D Crew Cab. $36,915. LT Extended Cab. $37,190. Wondering which trim is right for you? Our 2004 Chevrolet Silverado 2500 trim comparison will help you decide. See also ..., Pulling a 15K+ 5th wheel . long-time-dmax. 2203 posts · Joined 2016. #5 · Jan 4, 2019. The gauges are probably stepper motors. The dim PRNDL, odometer is the solder thing. I've never had problems with with gauges, just dim to none on PRNDL, odometer. 2002 Chevy 2500HD Crew - Original owner - 450,000 miles so far., Feb 25, 2019 ... There would be a round tag on the rear of the transfer case, that's stamped with the transfer case model. 2500hd's would have the NP261HD or ..., Detailed specs and features for the Used 2004 GMC Sierra 2500HD including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain and more., Edmunds' expert review of the Used 2004 Chevy Silverado 2500 provides the latest look at trim-level features and specs, performance, safety, and comfort. At Edmunds we drive …, Producing 235-300 horsepower and 500-520 lb/ft of torque, the LB7 Duramax was a beast. It was a huge success that ultimately led to the creation of other Duramax engines including the LBZ, LMM, LML, and L5P. To help those of you who currently own an LB7, or those who want to purchase one, we’ve compiled a pretty massive list of LB7 Duramax specs., Universal. Allison 29549684 Transmission Pan Gasket. $65.82. Universal. Allison 29561637 PTO Cover Gasket. $13.90. Universal. Shop Transmission Options for the GM Duramax 6.6L 2001-2004 LB7! XDP carries all the parts and accessories you need for the best diesel performance., Chevy / GMC Duramax 01-04.5 LB7 Forums. 01-04.5 LB7 Duramax Powertrain Fuel in Oil. Jump to ... 2004 GMC LB7 Low and Slow EFILive, Stock Trans and DJM 3-5 drop. Save Share. Like. C. ... 2001 GMC Sierra 2500HD, CC,SB EFI Live V2 w/dsp5 MAX EFFORT by Idaho Rob,, Chevy / GMC Duramax 04.5-05 LLY Forum. 04.5-05 LLY Duramax Powertrain 2004 LLY coolant capacity ... 2008 Duramax 2500HD Crew Cab LTZ. Save Share. Like. ... 2004 CCSB White,Cowl hood,20% tint,Tahoe white door pulls,White tailgate handle,Pulls a 24ft V nose car trl,or a 29ft travel trailer, The 2004 Chevrolet Silverado 2500 has 3 different fuse boxes: Underhood Fuse Block diagram. Instrument Panel Fuse Block diagram. Center Instrument Panel Fuse Block diagram. Chevrolet Silverado 2500 fuse box diagrams change across years, pick the right year of your vehicle: Underhood Fuse Block. PARK LP., FASS STK-1003B 5/8" Suction Tube (In Fuel Module No Bulkhead Fitting) $71.25. Universal. Shop Fuel Tanks for the GM Duramax 6.6L 2001-2004 LB7! XDP carries all the parts and accessories you need for the best diesel performance., 2000 - 2007 Silverado 2500 6.6L Duramax. Specs. ... 2004 Chevy Silverado 2500 Specifications General. Basics; Vehicle Type: 4DR Truck: BASE MSRP(US) $38,040.00: Warranty: , Mar 17, 2009 ... The 2500HD has a different, heavier frame. Engines are the same for gas, but the diesel was only available in the HD. The HD has a full floating ..., 2004 Chevrolet Silverado 2500HD Work Truck LB RWD. 146,622 mi. 300 hp 6L V8. $6,998. Est. $111/mo.* Great Deal. Preferred Package. (757) 600-0938. Request Info. Virginia …, 2004 chevy 2500hd crewcab sliverado Amsoil equipped, 4" magnaflow, superchips tuner, plugged resonator, headlight all on mod, k&n filter ... A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Come join the discussion about modifications, towing, classifieds, troubleshooting, maintenance, and …, Jan 24, 2016 · 2004 Chevrolet Silverado 2500 LS H/D Crew Cab. 104,975 mi. $31,736. Fair Deal. Free AutoCheck Report. Autoland Outlets, Inc. Dealerships need five reviews in the past 24 months before we can ... , The LB7 Duramax 6.6L diesel engine was considered revolutionary when it debuted in 2001. Features such as a common rail fuel system, direct injection, and aluminum cylinder heads set it apart from the competition. From Crate Engines to Tie Rod Ends, XDP has all the parts to get your 2001-2004 Chevrolet Silverado or GMC Sierra 2500HD/3500HD back ..., 2004 Chevrolet Silverado 2500HD LT LLY Duramax Engine, Allison 1000 Transmission, 6" Fabtech Lift, 35" Toyo Mudders, 18" Forged Weld Racing Wheels, 4" Magnaflow Catback Exhaust, Rhino Lined bed, 07 and 11 body badging, AFE Pro Dry Air Filter, DIY Airbox Porting, Foil removed from Fender, PCV Re-route, EGR Block Plate …, Gain +100hp/+230lb-ft. 10% more MPG. Limited Inventory. MSRP $1,176.67. From $739.00. Learn more. Configure. Calibrated to safely give you the full power potential of your work or sport Duramax truck without soot, Banks Power’s emissions-compliant tuners and programmers offer built-in ActiveSafety® and AutoRate® to safeguard your powertrain., Test drive Used 2004 Chevrolet Silverado 2500 at home from the top dealers in your area. Search from 81 Used Chevrolet Silverado 2500 cars for sale, including a 2004 Chevrolet Silverado 2500 LS, a 2004 Chevrolet Silverado 2500 LT, and a 2004 Chevrolet Silverado 2500 W/T ranging in price from $4,500 to $37,500., Prices for a used 2004 Chevrolet Silverado 2500 currently range from $6,998 to $31,736, with vehicle mileage ranging from 62,288 to 335,000. Find used 2004 Chevrolet …, 07 Chevy Silverado 2500HD SBCC LT/LMM 4X4 Lifted, Wheels, Spicy Tuna, Custom Money Shredder, Dual "Air Compressors" 90 GMC Sierra 1500 'Bagged, Bodydropped 4.5" ,24" Helo 866's w:275/30/24 Kumho's. ... Chevy and GMC Duramax Diesel Forum. 3.8M posts 209K members Since 2005 A forum community dedicated to …, Dorman OE Solutions 10-3/4, 20, 50-1/2 Inch Long Nylon, Plastic Fuel Line - 904-012. Part #: 904-012. Line: DOR. Check Vehicle Fit. Fuel Line Rear; 78.0 Inch (6 Foot 6 Inch) Bed; Crew Cab Or Extended Cab; Evaporative Hose From Module To Rear Fuel Tank Vent. Limited Lifetime Warranty. Material: Nylon, Plastic., 5194 posts · Joined 2015. #8 · Apr 3, 2016. You are not supposed to run additive. I also remember reading the front takes a 80-90 non synthetic. I just changed out my front and rear with Lucas 80-90 yesterday. 08 CCSB LMM - HSP s369sxe, s&s 10mm cp3, built trans with 1058, Danville tuned. SOLD., The LB7 Duramax 6.6L diesel engine was considered revolutionary when it debuted in 2001. Features such as a common rail fuel system, direct injection, and aluminum cylinder heads set it apart from the competition. From Crate Engines to Tie Rod Ends, XDP has all the parts to get your 2001-2004 Chevrolet Silverado or GMC Sierra 2500HD/3500HD back ..., 2004 GMC Sierra 2500HD LLY. 18" Eagle 079, Fierce Attitude M/T LT 275/70R18, Banks Cold Air Intake, Banks CAT back exhaust, Banks diesel tuner. ... A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Come join the discussion about modifications, towing, classifieds, troubleshooting, …