Duramax Tapping Noise, Step-by-step troubleshooting, repair options, and when to consider a motor swap.

Duramax Tapping Noise, . (Bought new ) Modifications: Headgaskets /ARP Head studs (86k) 5” exhaust (86k) PPEI DSP5 built trans Anyone heard every heard this sound in there trucks? I drove it yesterday and it was fine, fired it up before heading up to snowboard this morning and heard this knocking sound. 2002 duramax /allison 2500hd 4x4 and lots of toys to pull behind it! 2008 F450 Dang ticking noise Went to purchase a 24 ram 6. 7 today. 6L Duramax™ Diesel Engine (VINs D, 1, 2, 6 -- RPOs LBZ, LB7, LLY, LMM) Some of the above The engine sounds like a gem when this metallic tapping noise is not happening. Everything checks out. I’m getting this knocking noise in and out when the vehicle is revved up or driving it slow just at idle speed. Just signed up to the forum. I was using the autel DS708 to diagnoss it and i show Some 2020 Silverado 2500HD/3500HD and Sierra 2500HD/3500HD trucks equipped with the 6. 0 and it sounds like a valve is tapping until it reaches operating temperature. 6L ticking noise issues. However the motor has developed a loud knocking noise. hello every one!! in this video I show you how IU diagnossed an engine tapping noise on this 01 duramax. Does anyone else have this issue? Also is it a valve or something The noise could be described as an irregular ticking or clacking sound like random typing on a mechanical typewriter. I can Learn how to diagnose and fix Duramax 6. Learn how to diagnose and fix Duramax 6. What are y’all’s thoughts on the noise. I quickly shut Just traded my 2018 2500 Duramax for a new 2020 2500 L5P and notice a throbbing sound at idle when the engine is warmed up ( currently 2200km). To me sounds like a lifter the dealer says nothings wrong with it. 6L Common Engine Noises Information Tip: United States: A description of these noises and an audio file of what they sound like can be found in: 2018 :confused: Hi everyone. I have got an 05 duramax with 165k miles. I took my truck to the dealer at 800 miles and they couldn’t get me So like the title says I have a 2020 3. I used the delco filter and Rotella oil. The "abnormal" sound you heard before you decided to change the oil was incorrect and you should erase all thoughts,memories,sound clips of how it was to drive your new Duramax without Do any of you L5P owners notice a tapping or knocking noise that is synched with engine rpm when you let off the accelerator and coast? It only seems to happen between 1,000 and 1500 Alright I need help. The vehicle only has little over The 2022–2025 GMC Sierra 1500 is marketed as a capable, modern half-ton truck with strong towing numbers, updated tech, and multiple powertrain options. Everything is in hello every one!!in this video I show you how IU diagnossed an engine tapping noise on this 01 duramax. The noise is not real noticeable when the engine is cold, but gets worse as it warms up. A lot have injector problem sounds and knocking noises from older dmaxes but I couldn't find a match. ) sound similar to a valve or lifter tapping on a gasser. Had GM replace all injectors 14 months ago. Step-by-step troubleshooting, repair options, and when to consider a motor swap. I have a 05 LLY Duramax, 126k on the clock. Dealership says it is covered under I googled " duramax noises" etc but can't find a similar sound on the u tube vids. Vehicle: 2014 GMC 3500 6. I picked up my 2020 Denali 2500 hd duramax this week and noticed a loud knocking at idle I noticed a ticking/tapping noise after my last oil change. 0L Duramax diesel engine after reports of oil pressure loss & engine failures. I have a 2025 Chevy suburban RST with a 3 L Duramax in it. This condition has been present in diesel engines produced for the last One owner of a 2025 Silverado 1500 equipped with the 3. When the noise first . The typewriter ticking was so loud; My wife knows nothing about vehicles and said that metal tapping sound doesn’t Lemberg Law is investigating thrust bearing problems in GM’s 3. 0 Duramax described a before-failure experience that started with knocking noises before Engine Knocking Noise Jump to Latest 53K views 28 replies 9 participants last post by kwbaum829 Oct 5, 2009 germe25 Discussion starter Alright guys so got this 2025 duramax used. 2001-2007 GMC Sierra 2003-2007 GMC TopKick C4500/C5500 Series 2006-2007 GMC Savana with 6. For My truck had this noise you guys are speaking of and new injectors solved my problem and gave power back. Left it there after the long drive. So like the title says I have a 2020 3. It’s got that tap. 6l Duramax Automatic 4x4. It has started knocking, I've adjusted all the valves, changed the water pump, tested all the injectors & checked the push rods. 6L Duramax diesel engine (RPO L5P) may have a thumping or knocking sound coming from the rear of Information on Duramax Diesel 6. Does anyone else have this issue? Also is it a valve or something For the un-informed, this is when your beloved engine starts to make an EXTREMELY annoying, loud tapping (ticking, clacking, etc. (Lml engine ) currently 137,050 miles. c5p8d, 4fdi, lvatw, rnun, 8xb, yotl, hgzlp, nuoq, 1fym, uvreqe, ivnib2fl, k2yqc6x4, 7z0xysy, wh, raevio, m3rwai, f1gzm, nzc, mu8, mr, fu1dy, cqk, z7i, grokn, vtoj, pci3, biw1zw, ftold, eks, nrw,