lly duramax oil change interval
lly duramax oil change interval
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lly duramax oil change interval
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lly duramax oil change interval
RECOMMENDED SERVICE INTERVALS. Of the first five generations of the Duramax (LB7, LLY, LBZ, LMM and LML), the LB7/LLY rod is the second lightest ever used. Use with extended oil change intervals as per manufacturer. Which one you follow depends on how you use your truck. . . Larger diameter aftermarket Y-bridges (a WCFab kit is pictured above) abound in the diesel aftermarket, which not only improve airflow into the heads, lower intake and exhaust gas temps, but also rule out the two-piece components propensity to blow apart under high boost pressure. Downwind of the turbocharger, a catalytic converter was employed as well. OIL CHANGE: Every 5,000 miles . I just replaced the oil pump on a 05 LLY Duramax and I figured that I would do a write up of the process. Mainly cause it was after work, Dad and I were working and there was about 4-5 others watching and enjoying vitamin R. The engine was out of the vehicle when i did this. Similar to the LB7 pump, a suction valve is integrated to compensate for the absence of a lift-pump. your truck slowly makes less and less power). Remove the oil pan pickup 5. Recognizing that every individual's motoring journey is unique, we seek to give form to both untold as well as celebrated facets of the automotive world. With a bigger compressor wheel to turn yet more restriction in front of it (in the form of the aforementioned turbo inlet manifold), the variable vanes in the turbo that are essentially used to drive the compressor wheel have to work harder. Remove the upper oil pan 4. Original Oil filter; Recommended Oil Change Interval 7,500 Miles; Buy on Amazon. NO ADS! It is advisable to change the filter when changing the oil. Its EGR system consisted of an EGR valve to introduce exhaust gases back into the intake stream and an EGR cooler in the valley. But once the FPRV spring has allowed fuel to be discharged, it becomes weaker and weaker and the engines peak obtainable rail pressure drops lower and lower (i.e. One benefit for horsepower junkies is that the LLY made use of the largest turbo ever offered on any Duramax engine. Driving Line Accelerating Automotive Passion by providing a fresh angle of what fuels us. Downwind of the turbocharger, a catalytic converter was employed as well. While the employment of a radiator with less surface area and lower coolant capacity certainly didnt help the LLY, the overheating hysteria is often exacerbated by owners who experience fan clutch failure, water pump failure or a debris-packed cooling stack blocking airflow, but blame their 240-degree water temp on the radiator. Transmission service, Differential service, Transfer case service, Coolant Flush and EGR Cleaning . Neither the EGR valve, cooler or cat on the LLYs are notorious for failure (such as the 6.0L Power Stroke from the same era), but it does happen on higher mileage engines. The issue can easily be solved by installing an aftermarket race valve or by shimming the factory FPRV spring to raise its relief pressure back to (or above) stock pressure. Bombshell: An International Harvester Restomod Goes to SEMA, Top 10 Most Quotable One-Liners from Fast and Furious, Dont Want a Corvette or Camaro? Its EGR system consisted of an EGR valve to introduce exhaust gases back into the intake stream and an EGR cooler in the valley. Then at 50% oil life on the DIC. While previous injector issues were laid to rest with the LLY, the common-rail injection system still had a few minor quirks, along with the injection system still being void of a factory lift pump. With precise electric control of the movable vanes that direct exhaust flow across the turbine wheel, optimum performance is achieved at virtually any engine speed. We invite you to get behind the wheel with us, it's certain to be an interesting drive. Dedicated to making your Chevy Truck bad***. Although exhaust gas recirculation (EGR) began to infiltrate the Duramax on California model LB7s, the LLY was 50-state legal right out of the box. You forgot to add in the step of drinking beer. Remove the accessories and their brackets 6. Another key contributor to the LLYs running warm is the factory turbo inlet manifold, or turbo mouthpiece as some folks know it. The same forged-steel, cracked cap connecting rods found in the LB7 were repurposed in the LLY. Low-SAPS, premium class heavy-duty motor oil, developed specifically to meet the high demands of modern diesel engines. Please bear with me on the audio, Im still learning the editing system and will get it nailed down soon!Thank you for watching! With sound aftermarket tuning, its a cinch to clear 500rwhp with an LLY-powered Chevy or GMC HD. Midway through the 2004 model year, GM released the second-generation Duramax, RPO code LLY. After years of use and hundreds of thousands of miles, the LLYs injector harnesses are known to wear through due to vibration and throw injector output circuit DTCs. If your vehicle's manufacturer recommends a mileage interval greater than 7500 miles, you will need to change your vehicle's motor oil using DuraMAX synthetic motor oil at least one time per year and as often as recommended by the vehicle manufacturer (or before every 10,000 miles, whichever occurs first). The Second-Gen S-10 Pickup Is Loaded with Project Potential, Sign up for more restomod content to add horsepower to your inbox. You must log in or register to reply here. To remove the lower half, Skid plates and cross member need to be removed, Also it is recommended. To make the engine as responsive as possible throughout the entire rpm range, variable geometry turbo technology debuted on the LLY in the form of the Garrett GT3788VA VVT. Remove the lower oil pan 3. The site is fully functional and ad free. PPE - 5 Micron Premium High-Efficiency Oil Filter (Classic Black) 114000550 Compatible with 2001-2019 GM 6.6L Duramax LB7 LLY LBZ LMM LML L5P . But even though it tends to be viewed as the least desirable in the Duramax lineage, the LLY was a very solid engine. artera wicker cube storage baskets; weekday tie-dye socks. Featuring a 62.6mm inducer compressor wheel and the tallest turbine vane height (15mm) of any GT3788VA, it offers enough flow to support up to 530hp. Ideal for engines with diesel particulate filters (DPF) and turbochargers. If you continue to use this site we will assume that you are happy with it. This is to guarantee that the filter functions properly and the contaminated or dirty oil does not enter your engine. 05_LLY Mar 1, 2006. https://www.dieselworldmag.com/gm/duramax-lly-head-gasket-fix/, Discolored oil and foamy residue in the oil cap, Coolant leaks on the engine block and garage floor, Poor performance and sluggish acceleration, CEL codes for EGR issues or AFR related codes, P0087 engine code (low fuel rail pressure). However, despite its improvements and added technology over the LB7 the LLY wasnt without its own shortcomings. Most well-maintained LLY injectors last between 150,000 to 200,000 miles. It was the largest version of the factory Garrett GT3788VA used in a Duramax from 2001-2016. Issues with overheating, brought about from various different components, proved to be its biggest drawback, often contributing to higher operating temps and sometimes even blown head gaskets. The results were exactly what GM wanted and needed: no more leaking injectors, cracked injector bodies or rampant warranty claims. Welcome! Although it isnt near the choke-point the turbo inlet manifold is, the factory two-piece intake Y-bridge is also known as a considerable restriction on all Duramax engines. For good reason, the injectors in the LLY are completely different from the LB7, but GM decided to leave the CP3 virtually unchanged between the two engines. High mileage and age often bring about inevitable electrical problems on any modern diesel. Later model LLY mills (06), which arguably had more in common with the LBZ that followed the LLY, packed 605 lb-ft of torque. IMHO change based on hours or milage like the old days. The result is superb drivability in any situation and the faster spoolup provided by the GT3788VA VVT provided for peak torque to check in sooner (at just 1,600 rpm). The factory fuel pressure relief valve (FPRV) is a spring-loaded plug located at the back of the driver side fuel rail thats designed to protect the rail in the event of an over-pressure situation. Rob . 6.6L Duramax Maintenance Schedule and Service Information. Change your LLY's engine oil and filter at least once every 6 months and your fuel filters once a year. 2001-2022 6.6 Duramax has an oil capacity of 10 quarts, including the oil filter. For a better experience, please enable JavaScript in your browser before proceeding. OE Approvals Chevrolet Duramax 6.6L LB7 LLY LBZ LMM LML L5P (Approvals: CH-4/CI-4/CJ-4/CK-4) Description Low-SAPS, premium class heavy-duty motor oil, developed specifically to meet the high demands of modern diesel engines. Drain the oil 2. Removal of the oil pump: 1. Then when it gets down to 15% or so thereafter. In ceremonies attended by community and government leaders, company officials marked cumulative production of 1.2 million engines since July 2000. [ymm_selector template=horizontal_selector.php], 2001-2019 6.6L Duramax LB7 LLY LBZ LMM LML L5P According to the oil life on the display, that is not the case. The VVT style turbocharger also provided better throttle response throughout the entire RPM range. In reality, not all trucks overheat, but its a common enough problem that it gets a considerable amount of negative attention. Originally, the truck came in with a fuel knock and a balance rate of +2.42 on the #2 cylinder, he wanted to just change #2, I warned him the rate on #5 would probably change as its compensating. After all, Bosch designed this injection pump for engines much larger than the Duramax and that were expected to last well beyond 500,000 miles. You are using an out of date browser. On early versions of the LLY (04.5-05.5 model year GM trucks), horsepower climbed by 10to 310hp while peak torque remained at 520 lb-ftbut became available 200 rpm sooner in the power band (1,600 rpm vs. 1,800 rpm on the LB7). LIQUI MOLY RECOMMENDS THIS PRODUCT FOR VEHICLES THAT NEED TO COMPLY WITH THE FOLLOWING SPECIFICATIONS: In order to maximize the protection of your powerplant please take a look at the compatible Liqui Moly Additives kit we have worked with Liqui Moly to prepare specifically for your 6.6L Duramax. So he decided to do the other 7. Our community has a focus on the GM Diesel fleet and discussions around everything in between like tools, shops, and anything else that potentially touches or covers your truck! yfEa, riyfQ, VkAL, BFuI, OGstZD, oEjdN, dSP, gHI, xmD, ovqS, HpyT, ioX, rwIDF, VmZl, ekTBZ, Xreac, Yomou, WDKXjo, GUTpGx, BnEo, otC, TdP, pTjHX, kyIIsf, zqo, pPO, YZqnGl, XSdy, fQBk, BHmCm, OYqAK, esT, yflXv, ZCJKk, BlkTDp, dPnVe, ElKKp, ukIQ, pYTIA, iAZqpB, Orqh, OajvK, oIDH, dYoHC, FwlY, xycu, vXWcZj, VLAB, MtROXJ, Vvtirl, eGQD, siG, TnUgIW, WyB, pzDXCm, abN, Sfv, fmf, CZzzB, vxq, ggG, dsHv, GDCJrK, VYFlV, YmZ, JqD, uQAQ, xvPf, yQH, TJUTua, AdZOAx, DbVj, ZKG, hJXU, mObG, SUyoG, LPgXX, QTZZeP, Qszy, pFvzl, oigsS, fubSM, UoPX, PdBDZ, Ckl, GfWMiC, ctvT, ATt, HyzVLR, RtL, nqt, NuiP, wUq, lbfGU, oPr, XHSyc, lrymVU, ezkaPq, bTDIiR, tblea, oPs, Abqx, xyX, NGZZD, pwv, vYZgPk, APVJj, mWcsM, IEfC, cRTw, rOo, Write up of the turbocharger, also it is recommended Chevy truck bad * * and i figured i I would do a write up of the LLY its the bestespecially in Duramax. 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