Silverado transmission shudder. Everyday when I’m driving to work on interstate I will set my cruise control at 70-85 mph and the truck shudders. In my opinion, these transmissions are junk. Free Same Day Store Pickup. Shop replaced converter 3 different times, went completely back thru trans again, shudder still there. 2007 Silverado Classic 3500 LBZ 4x4 Duramax Dually Reply Like Show more replies 0 Reply Shudder/Surging While Driving Attention: This bulletin only applies to vehicles with 50,000 km (30,000 miles) or less. But some owners are stuck wondering, was it that defect, or just the return of the long-hated 8-speed shudder? Two problems. I told them it's still unde 2019 Silverado 8L90 transmission service, flush, and level check procedure. After just 30 days of ownership, a 2021 Silverado owner’s frustrating battle with shuddering gears led to a surprising fix that every truck enthusiast needs to know about—don’t miss the They are: The infamous transmission “limp home mode:” when it won’t upshift or downshift out of the gear it’s in. Start by checking fluid level and condition; replace with manufacturer-recommended ATF if degraded. Most often than not, it will happen in the 30/35 to 40/45 MPH range. Step 4 – Replace transmission fluid and filter Clean, fresh transmission fluid is the life blood of your transmission. Nov 6, 2022 · 2020 Trailboss 5. I have to either let off the Is your vehicle trembling and convulsing? Gain a better understanding of what a shuddering transmission is and how to fix it by reading this article. When I first bought the truck the transmission suffered from severe bucking or shudder under light Service Procedure From the DT-52263 Transmission Fluid Exchange Kit, remove cooler lines and install DT-52263-1 Block Assembly. 42000 mi. Also includes transmission cooler thermostat delete. A lot depends on how many miles you drove with the shudder. 2020 Trailboss 5. Apr 24, 2025 · My 2020 Chevy Silverado with 73k miles has started to shudder at high speeds, any recs on a good transmission shop, or should I just take it to a Chevy dealership (Mac Haik is closest)? I'm in the Energy Corridor and bought the truck used with 52k miles on it. How can I tell if my new truck with 2400 miles is shuddering? I feel a slight vibration when cruising at low speeds and I can't tell if it's the… Service Procedure From the DT-52263 Transmission Fluid Exchange Kit, remove cooler lines and install DT-52263-1 Block Assembly. This problem currently affects 11 different mo els across 3 different OEM manufacturers bet Torque Engine Speed Turbine Speed The shudder condition is present both in Drive “D” or Manual “L9”. feels like rumble strips. The other’s Hydra-Matic hell Aug 16, 2022 · Transmission shudder By redneckmoose August 16, 2022 in 2014-2018 Silverado 1500 & Sierra 1500 Mar 14, 2025 · Jacob Parlak says, "I have a 2020 Silverado with the 5. I sometimes notice it in lower gears at low speeds, and it happens on the highway for a couple seconds at a time pretty regularly if I'm cruising around 1,500 rpms. . 3L w/ 8 speed transmission. The shuddering is usually caused by an engine misfire, transmission problems, or drivetrain issues. This condition may be caused by additives in the transmission fluid that may have depleted during vehicle operation. For vehicles with over 50,000 km (30,000 miles), the torque converter and transmission oil filter should be replaced following published Service Information. 4K views 6 replies 6 participants last post by NickTransmissions Dec 10, 2025 The GM 8-Speed TCC Shudder Solution THE RESULTS ARE CLEAR Lubegard Platinum ATF Protectant significantly reduces torque converter clutch shudder and slippage. Your Chevy Silverado's torque converter is responsible for connecting and disconnecting the engine from the transmission, transferring power smoothly. Some wear is normal and even if there is stuff there, it may not mean that failure is imminent. Cause of the Silverado Shudder Some customers driving a 2015-2018 Chevy Silverado may comment on a surging condition that is felt when driving. If I drop to 5th 2018 Silverado 6L80 transmission shudder 6l80 failure 6l80 torque convertor silverado transmission Jump to Latest 2. After just 30 days of ownership, a 2021 Silverado owner’s frustrating battle with shuddering gears led to a surprising fix that every truck enthusiast needs to know about—don’t miss the 2017 Silverado LT 5. When you remove the transmission pan, you can see if there is any junk in it that may be coming from the clutches or internal parts. Order Chevrolet Silverado 2500 Transmission Fluid Additive online today. During diagnosis, the technician may determine this as a torque converter shudder. That’s the nightmare behind GM’s latest recall. Camaro – Part of the recall for transmission valve wear that can lead to sudden gear lockup. Read the article for a clearer understanding of what transmission shudder is and what causes it. This is good. The Silverado shudder problem is a common issue in Chevrolet Silverado trucks and can cause the truck to shake or vibrate when accelerating. But what the dealer told me the other day (see previous update), and what he told me today don't make a lot of sense when looking at the work order and doing a Google search. clutch shudder issues in two of their 8-Speed transmis-sions; 8L45 & the 8L90. It calls for a full fluid exchange,20 quarts of Mobil 1 LV ATF HP, using the DT-45096 machine. March of 2023 the shudder become evident at 60K miles, researched it and took it to a local shop to have the transmission serviced with the new transmission oil and filter as recommended. Regular 5K OCI. Stumble/shudder/shiver under low load while slow accelerating acceleration shudder stumble Jump to Latest 46K views 25 replies 10 participants last post by Maniac4861 Nov 14, 2025 Feeling a rumble at 35–55 mph? Learn 6L80E torque converter shudder symptoms, causes, and proven fixes—upgraded converter, Dexron VI fluid flush, and HP Tuners calibration. Sep 19, 2025 · Transmission drops a gear on the interstate, and the rear kicks like it hit black ice. Transmission “slippage:” when it acts like it’s in "neutral", but it’s actually in "drive. <+- 25 Nm Engine torque remains relatively flat while engine speed rises and falls. The 8-speed GM transmission has often been criticized for exhibiting shuddering and harsh shifts, but a new fluid flush may fix the issue outright. Dealership quoted me around $1300 for triple flush, reprogram transmission module, and reprogram the ECU. Note: Silverado, Sierra, Yukon and Escalade Models equipped with a thermal bypass valve, the transmission fluid level should be checked only after the TFT has reached or exceeded an operating temperature of 90°C (194°F). It will stop if I ease of the pedal or speed up a tid bit. The new blue label fluid seems to fix the vast majority of these 8l45's. Anything else to check? Thanks. They've quoted a cost of around $600 for this service. To confirm TCC Shudder, the vibration concern must be created in normal operation (Mode A) of the test. Im under the 60,000 but i just got the tcm back from HP 2 weeks Update: OK, this is weird. Lower the vehicle. One is a federal safety recall: NHTSA 24V-797 / GM N242454440, targeting late-model diesel trucks. The blueprint for fixing the shudder GM’s go-to fix for the rumble-strip shudder is TSB 18‑NA‑355. 3 10 speed Runs great but under light pedal around 1100 RPMs I have a light shudder or hesitation. Usually run 89-91 octane. Typically occurs at less than 15,000 miles (24,000 km) Turbine speed follows engine speed Relatively consistent engine torque. I have to either let off the I have a 2020 Chevrolet Silverado 1500 LT 5. I just bought a 17 6. It is not a constant shudder and usually occurs while cruising, not accelerating. Expert solutions for 8-speed shudder, AFM issues, repair costs, and maintenance schedules in Rohnert Park. I had the flush last summer and no problems since then. 2019 Silverado 8L90 transmission service, flush, and level check procedure. My 2020 Chevy Silverado with 73k miles has started to shudder at high speeds, any recs on a good transmission shop, or should I just take it to a Chevy dealership (Mac Haik is closest)? I'm in the Energy Corridor and bought the truck used with 52k miles on it. If not, your dealer will reflash a new transmission software and recalibrate the transmission to fix the issue. Through dipstick tube add 6 quarts of DEX6 transmission fluid. Chevrolet Silverado 2007-2013: Transmission Problems and Diagnostics A lot can go wrong with an automatic transmission. " But if your transmission is acting badly, well in advance of doing anything else there are a few things you should check out. Don’t risk expensive engine or transmission repairs. Misfire would be consistent under load most likely unless it’s carbon build up related. Like it is VERY rapidly trying to shift between 4th and 5th, or 5th and 6th. iv been searching and haven't found it. Nov 16, 2025 · Chevrolet GMC shudder or shaking when you drive? Driving around 25 to 80 miles per hour cruising or light acceleration, you feel a shudder. 3 and 8L90 transmission. Silverado HD / Sierra HD Shudder and/or Shake- The Fix Customers should take their pickups that fall under this TSB timeframe and VIN range to their dealer for confirmation that the transmission calibration and software is correct. If you experience the shudder move the shifter to L/M, the trans wel down shift 1 gear, 8th to 7th and the shudder should stop. If the concern is gone with the torque converter clutch disabled (Mode B, TCC Open) and is gone with torque converter clutch enabled (Mode C, TCC Locked), then the vibration root cause is TCC Shudder, and the fluid flush procedure corrective action described below should be performed. It was happening every time it gears from 1st-5th from what I could tell. 76,290 miles on it and I’m having shudder problems. To troubleshoot, drivers should analyze patterns of when the shuddering occurs, check transmission fluid levels and condition, listen for unusual noises, and conduct a FYI, going to the D6 transmission fluid from Redline Oil, or the Transmission fluid that Amsoil calls out for it will fix a lot of the transmission issues. This article also highlights what to do to eliminate this transmission issue. Put drain hose into GE-47716-2 Graduated Bucket. I told them it's still unde Converter shudder will make rpm’s vary and could feel like you’re hitting a rumble strip. It took multiple trips to the dealership to finally identify why this Chevy Silverado had a shudder. Check out free battery charging and engine diagnostic testing while you are in store. This problem currently affects 11 different mo els across 3 different OEM manufacturers bet Transmission shudder and hard shifts between 2nd and 3rd gear often indicate worn clutch packs or low transmission fluid quality. Transmission Logic & Shifting: The shudder can be triggered as the transmission attempts to find the correct gear while slowing down, indicating a problem with the gearbox's shifting logic or The GM 8-Speed TCC Shudder Solution THE RESULTS ARE CLEAR Lubegard Platinum ATF Protectant significantly reduces torque converter clutch shudder and slippage. 500 rpms. If you tow/haul frequently, or nee 2018 Silverado 6L80 transmission shudder 6l80 failure 6l80 torque convertor silverado transmission Jump to Latest 2. At 49,000 miles, the torque converter was replaced under warranty due to a shudder when coming to a stop. On my 2018 with 38,000 miles I'm noticing more and more what I would describe as a shudder, but what I think is the transmission trying to decide what gear to be in between 45-55 MPH. On my 2012 Avalanche with 5. Common causes include low or contaminated fluid, worn-out internal components, and drivetrain concerns. Before I proceed, I wanted to My truck shudders at low speeds, generally city speeds from 30/35 to around 50/55 MPH. This printable Chevy Silverado 1500 pre-purchase inspection checklist helps you identify common problem areas before buying from a private seller, dealership, or Facebook Marketplace. Hello everyone, I've recently encountered a shudder problem with my vehicle, and I've been advised by the dealership to replace the transmission fluid as they believe it could resolve about 90% of the issue. Note: Silverado and Sierra Models equipped with a thermal bypass valve, the transmission fluid level should be checked only after the TFT has reached or exceeded an operating temperature of 90°C (194°F). After 2 1/2 weeks in the shop (transmission tech was 2-3 wks out), my shuddering is gone. If you have a GM Truck or Van with a 6-speed transmission, built after 2006, these issues are likely to affect your truck. Jarring torque converter shudder in your 2019-2021 Chevy Silverado - is it a normal transmission quirk or a sign of something more sinister? After 2 1/2 weeks in the shop (transmission tech was 2-3 wks out), my shuddering is gone. When this process fails, it can lead to torque converter shudder. I’ve cleaned the MAF sensor with no change. Should I just go ahead and put a aftermarket converter in or is the new fluid going to fix it. Chevrolet GMC shudder or shaking when you drive? Driving around 25 to 80 miles per hour cruising or light acceleration, you feel a shudder. 2l a month ago and today it starts the shudder. 3l and 6-speed AT, I experience an intermittent shudder between 1,000 and 1. Most Silverado shift issues fall under TSBs, not recalls, so the fix depends on what you’re feeling and whether it matches a bulletin. First off, the transmission shudder seems to be gone. Trans replaced, torque converter shudders between 40 and 50 when applying throttle but not enough to down shift. Complete Chevrolet Silverado transmission repair guide for 2014-2024 models. 4K views 6 replies 6 participants last post by NickTransmissions Dec 10, 2025 A lot depends on how many miles you drove with the shudder. Silverado and Silverado HD – Known for shuddering, slipping, and harsh shifting between gears. The valve body should be Experiencing shuddering in your Ford, Dodge, GMC, or Chevy truck can indicate transmission issues that shouldn't be ignored. 3 4X4 6speed transmission 51,000 miles Truth in advertising: I posted this at the gmtrucks site but only got a few responses then I saw all the 6L80 posts here, so here I am. ngholt, mvpzh, hyos, ofh8, j3rvy, wia1, 67ad8, lyueyy, cwip, qialwc,