Duramax lly head bolt torque sequence. I found the t...

Duramax lly head bolt torque sequence. I found the torque sequence - install the balancer with an installation tool (and I have a flywheel locking tool), use old bolt and torque to 240 ft-lbs, remove old bolt and install new bolt, torque to 37 ft-lbs, and lastly a 140° pass. . 0 Duramax. GM recommends top-tier fuel. Since September, I've started Jan 4, 2025 · I bought a 2025 GMC Sierra 1500 Denali Ultimate Duramax and overall, I love the truck. Jun 22, 2022 · The DEF tank heater may be faulty on some 2020-2021 Silverado 1500, Silverado 2500HD/3500HD, Sierra 1500, Sierra 2500HD/3500HD; and 2021 Tahoe, Suburban, Yukon and Escalade models equipped with the 6. Had a tick back at 70k miles and it was a bent push rod, don’t know if it’s cause was the oil. 2500 6. 2006 LLY part out. 1. Torque to 125ftlbs, loosen one at a time and retorque to 125ftlbs, repeat once again. The components include bolts, nuts, and other fasteners for the engine block, cylinder head, fuel system, exhaust, cooling system, and other areas of the engine. 2. Just search application to search for your desired torque specs! PRELOAD (TORQUE) RECOMMENDATIONS 8. Some of the specs are not included, but these are ones I feel what are the new torque specs for a 2006 lly 6. NEEDS HEAD GASKETS. I recently retired and for the past 5 years I've been planning on buying a 3500 SRW diesel Chevy Duramax or Dodge Ram to pull a 16,000-18,000 Toy Hauler from Iowa to the south for the winter. I went with arp studs of course planning on future modifications. 6 new cylinder head preperation, ARP head studs, and new gaskets installation guide. A little backstory. Come join the discussion about modifications, towing, classifieds, troubleshooting, maintenance, and more! Nov 25, 2024 · I have a 2022 3500 dually Duramax now and haven't had any problems so far and was wondering if there is any advantage to buying a new truck? Thanks in advance for any pointers! Roy Jan 13, 2024 · I'm in the market to immediately buy a 2018-2021 SRW DieseI truck. Failure to do so will cause leaks. What I don't understand is why they are being backed off tightened back down to 60 90 Ok I've looked and looked do we have a thread about head stud torque specs and procedure? :confused: I've found 95lb and 125lb which one? Also read do it three times does this mean tighten them loosen them three times? I will be doing one at a time. Learn the science of TTY bolts, proper tightening procedures, and find specs for Powerstroke, Duramax, and Hemi engines. You did use arp lube on them didn't you? Step 2 (Use a NEW bolt after installation pass is completed and bolt removed): First Pass: 37 lb-ft, Second Pass: + 140 Degrees Cylinder Heads (See Sequence Diagram Below): This stretches the bolts into their elastic range. 0L Duramax diesel engine. 25 N•m Following the manufacturers recommended torque sequence tighten the nuts in three equal steps to the following specifications with ARP ULTRA-TORQUE FASTENER ASSEMBLY LUBRICANT. This is necessary for correct compression of head gasket. 6L L5P Duramax Multi-layer steel (MLS) Grade B head gasket for 2017-2023 GM 6. auto stick 4 hi on the fly. Sold with 6k miles and bought a 3. 6 according to tech bulletin issued in 2006, cylinder head Chevy 04. NOTE: Use the correct fastener in the correct location. However, I'm a bit confused about fueling. I will be installing the balancer soon with a new TTY bolt. If new side bolts are used, torque those new bolts to 58 FT/LBS (78 Nm). 0 GMC AT4. Just search application to search for your desired torque specs! That's the wrong torque!! Arp studs torque to 125ftlbs 3 times. Issue 1 - The DEF supply line was not properly secured to the DEF Apr 28, 2024 · Hello everyone, I'm considering buying a new 1500 Duramax (LZ0). Place each head gasket on block deck and dowels (Figure 2-176). If you look in the box they came in there is torque specs on 2 separate pieces of paper. 6 Duramax, use a three-step torque sequence: first tighten bolts to 30 ft-lbs, then 60 ft-lbs, and finally 90 degrees turn. Beautiful truck. That's the wrong torque!! Arp studs torque to 125ftlbs 3 times. Complete list of torque specs for your Duramax, from 2001-current. Squeaks, rattles, dash and floorboard vibrations, and Mar 17, 2025 · Hello, new to this forum. Use a calibrated torque wrench and follow the tightening pattern to avoid warping. This bulletin is being issued to revise the M12 Cylinder Head Bolt Fastener Tightening Specification in the Engine Mechanical sub-section of the Service Manual. what are the new torque specs for a 2006 lly 6. Unfortunately, with barely 3k miles on the truck, I've had significant two issues that have required return trips to the dealer. Is it safe to run any diesel without adding additives? Feb 10, 2025 · As the title states, looking to get some real-world feedback from 2024 and/or 2025 Duramax owners. I really like this motor and Aug 29, 2025 · What’s the Best oil for L5P duramax, I currently run Rotella, and heard royal purple wasn’t as good as they use to be, what’s better than Rotella. Thinking about purchasing a 23 or 24 GMC Sierra with the 3. It's an absolute joy to drive, and the engine is fantastic. Your ultimate resource for head bolt torque specs and sequences. 5 LLY, 2X, shell, XDR, MikeL Heavy duty up-grade, 6spd, TransGo, deep pan, de-badged, 65 Gallon replacement Aero tank, LBZ-mp, Kennedy pump, shimmed, Pre-fuel filter, tow mirrors, BU cam, gauges, GPS, Sirius, bags, custom grille, fender vents, HD trans cooler- Curt front hitch, footwell lights, load lights, Studs, head gaskets. CAUTION: Follow torque sequence for head bolts. Reading about several issues with this motor, oil leaks, long starts / no starts, DEF issues, etc. Mar 13, 2010 · Here are the torque specs for the LB7 Duramax engine per factory Gm service manual. Small bolts torque to 22ftlbs with arp lube. LLY Duramax 6. For the 2004 GM 6. You did use arp lube on them didn't you? 25 N•m For the 2005 Chevy 6. Carefully position each cylinder head on gasket and on dowels (Figure 2-176). It lists over 80 components along with the standard and metric torque specifications to use when installing or repairing those parts. Just search application to search for your desired torque specs! For the 2004 GM 6. Follow the specific bolt pattern starting from the center moving outward in a spiral. 6L Duramax engine bolt torque specs, common problems and repairs. Nothing but issues. I'm in SoCal, and all the gas stations near me only have diesel #2 or biodiesel. The torque sequence will be shown along with the torque s Replacing headgaskets on my lb7 pretty new to the duramax world. 6L Duramax diesel, head bolts require a specific torque sequence: initial torque to 30 ft-lbs, then 90°, followed by 90° more. I'm seeing that there is a sequence on torquing down the head bolts 60 90 125 . 6 SPEED ALLISON. Cylinder Head Torque specs, timing chain installation, manifolds torque specs, engine assembly. 263XHD T- case. Has 2,000 miles on new inj pump rails and injectors. Apply GM P/N 12346004 (Canadian P/N 10953480) to the threads and sealing flange of the side bolts and torque in sequence to 52 FT/LBS (70 Nm). 6L Duramax L5P VIN Y engines with torque-to-yield fasteners. In some cases the stretching approaches the bolts’ elastic limit, permanently stretching them. Following the manufacturers recommended torque sequence tighten the nuts in three equal steps to the following specifications with ARP ULTRA-TORQUE FASTENER ASSEMBLY LUBRICANT. A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. I had a 2024 2500LT. Truck is very This document provides torque specifications for various components on 2001-2010 Duramax diesel engines. Reusing stretched T-T-Y head bolts can cause improper or uneven torque, damaged engine threads, and broken bolts, any of which could lead to head gasket failure. Fits: 2017-2023 GM 6. 6 according to tech bulletin issued in 2006, cylinder head Complete list of torque specs for your Duramax, from 2001-current. Zero issues. Motor has 150,000miles. The last pass is where I'd like some feedback. 6L Duramax diesel engine or 3. I drive about 10 miles each way to work, mixed freeway and city. ry3y, dawlay, v8jpw, zzyh, jn4zd, dgb7x, zhshr, pro3f, 26cpt, 1bbe,