803 Technical Service Bulletins (TSBs) have been issued for the 2021 GMC Canyon. CarComplaints.com: ... shudder at a launch, or the transmission is slipping when shifting into 1st, 2nd, 3rd or 4thShift and Shudder issuse on 2015. Just purchased new 2015 6 speed silverado truck and have 1,200 miles on it already. I live in a mountanious area and frequently go up and down hills. Several times when going up a hill the truck shudders like it is trying to climb the hill in a higher gear like lugging the engine where my 2007 3spd would ...Hope the issue is put to rest for you and this is a sign of confidence that the +2017 "shudder" fix is under control. 2022 Satin Steel 2WD Colorado LT V6 CCSB- Luxury & Convenience Pkgs, Black Leather Seating, LineEx Bedliner, ARE cap. Build date: 11-2022.2018-05-31. Recall no. 18V358000. General Motors LLC (GM) is recalling certain 2018 Buick LaCrosse, Cadillac ATS, Chevrolet Equinox, Malibu and Colorado and GMC Terrain, Acadia and Canyon vehicles ...After new valve body shudder is rarer, but trans temps run 165-170 in traffic, used to only be 135. Have had filter replaced twice with pan drop. Harsh shifts 1-2 and I think 5-6, 6-7 when warm. Rough down shifts taking in to dealer and requesting replacement. Extended factory warranty till 127500, 111000 currently.Hope the issue is put to rest for you and this is a sign of confidence that the +2017 "shudder" fix is under control. 2022 Satin Steel 2WD Colorado LT V6 CCSB- Luxury & Convenience Pkgs, Black Leather Seating, LineEx Bedliner, ARE cap. Build date: 11 …August 29 2018 GMC Canyon and Chevrolet Colorado 6L50 transmission problems have caused a class-action lawsuit that alleges the transmissions jerk slip chug. 2016 Colorado Diesel Z71 39550 miles. Transmission started shuddering very badly when taking off from a stop sign under wet conditions.Easy test would be if when you stop, shift it to Neutral, if it does the same thing... It is the Engine. 2017 Colorado Z71 3.6L V6 4WD Extended Cab Summit White. 2000 Pontiac TransAm WS6 5.7L V8 LS1 6 Speed Manual RWD Black. Bed Lined Grille Bow Tie, White Bow Ties, WeatherTech (Floor Liners, Mud Flaps, Bump Step XL, Hood Protector, Side Window ...My trucks in the shop. the GM 8L90 automatic transmission shudder issue at 40K miles. ATRA link https://gearsmagazine.com/magazine/what-is-causing-that-a-loo...The low rpm RUMBLE. So after taking my 2017 Colorado with 28k miles to the dealership twice, and getting the master mechanic to ride with me, they finally diagnosed the trembling shake while going 52-60mph @ 1500-1700rpm. They replaced the torque converter and flushed the transmission fluid all covered by the warranty thankfully and no more shakes.Hope the issue is put to rest for you and this is a sign of confidence that the +2017 "shudder" fix is under control. 2022 Satin Steel 2WD Colorado LT V6 CCSB- Luxury & Convenience Pkgs, Black Leather Seating, LineEx Bedliner, ARE cap. Build date: 11-2022.The shudder is from aeration of the fluid and the flushes and new fluid is only a Temporary band aid to get you past the warranty period. And what occurs is a loss of hydraulic pressure to keep the frictions and steels clamped securely, so the shudder is parts slipping as the pressure fluctuates to them.2nd Generation Chevrolet Colorado and GMC Canyon. 2nd Gen Chevrolet Colorado Forum / GMC Canyon 2019 AC Issue. Jump to Latest Follow ... Experienced transmission shudder at 1500 miles. After two trips back the the dealership's service department, the transmission was flushed and a new high performance fluid was added. No more problems with ...The manager said that the old fluid allowed the torque converter to slip causing the shutter. Since then I haven't felt any shudder granted I've driven just over 500 miles since the repair. The manager told me that the change of fluid has fixed all of the vehicles at that dealership. Sent from my iPad using Tapatalk.I feel your pain (shudder). My '17 got a new torque converter at 10,000 miles. Fluid flush at 13,000 when the shudder started again. Started using tow mode all the time and wouldn't let it go past 6th gear if under 50 mph. GM engineers missed the boat on this one. Ended up selling it back to dealer. PROBLEM SOLVED!!! Still driving my '99 sonoma ...2017-19 GMC Canyon; ... That case involves 8L vehicles made after March 1, 2019, through model year 2022, when GM replaced the automatic transmission fluid that caused the shudder problem.Runs great but under light pedal around 1100 RPMs I have a light shudder or hesitation. 42000 mi. Regular 5K OCI. ... Sounds somewhat like the problem I had with a 2020 GMC Canyon. First they replaced the transmission fluid and almost a year later the torque converter. ... Will investigate vacuum leaks and idler pulley and have made an ...Transmission shudder and rough shifting are additional symptoms of potential overheating in your GMC Canyon. You may feel the transmission vibrating or shaking when transitioning between gears or while accelerating. Moreover, you might experience difficulty in shifting gears.2017 Canyon transmission issues. Just had my 2017 Canyon to the dealer for the fourth time, something wrong with the tranny it shifts really bad from 1st to 2nd stumbles and slips and about a year ago the truck sat in my garage for about a month and when I started it, it would not move in fwd or rev called the dealer and he told me to rev it up ...Since you have the 6-speed in your diesel, your shudder is tottaly different then what the majority of Colorado/Canyon owners experience with the 8-speed in the …Summary: This technical bulletin provides a procedure to flush and drain fluids for the transmission to eliminate a shake and/or shudder during a light throttle acceleration between 40 and 128 km/h (25 and 80 mph) at a steady state. Discuss it at Forum View This TSB. TSB Number: 17-NA-066. NHTSA Number: 10137640.Aug 13, 2019 · A transmission flush using a new fluid may finally fix the shudders and harsh shifts of GM's 8-speed gearboxes. If low ambient temperature is detected, the shutter will remain in the closed position". Also the engine light will come on if the shutters are not working as intended. 2023 Colorado Trailboss, Sterling Grey, H.O. tune. Gone- 2019 Colorado LT Redline, Silver Ice, 3.6l, CCSB, 4X4. Gone- 2016 Colorado WT, Lazer Blue, 3.6l, CCSB, 2WD.Dec 18, 2023 · The second-generation GMC Canyon had lots of complaints regarding a noticeable shudder from the 8-speed transmission. This widespread transmission shudder was common in the 2017 to 2019 model years of the GMC Canyon. Owners reported the following symptoms: Lugging or jerkiness at low speed; Delayed downshifts; Gear hunting; Clunking noise 1. Transmission Problems. The second-generation GMC Canyon had lots of complaints regarding a noticeable shudder from the 8-speed transmission. This …If yours is truly a 16, it needed the computer flashed but hey, if they are changing the torque converter for you, then so be it. Here is the discussion on the TSB that affects you - 2016 "Chuggle Or Shudder" - GM Has Let Us Down Here is the actual TSB - 18-NA-145 GMC Technical Service Bulletin In 2017 they changed the transmission from the 6 speed to the 8 speed.Pain Signal Transmission - Pain signal transmission relies on sensory fibers in the dorsal roots to transmit pain to the spinal cord. Learn more about pain signal transmission. Adv...GM 8L45 and 8L90 automatic transmissions allegedly shudder, jerk, hesitate and shift hard. December 24, 2018 — A General Motors 8-speed transmission lawsuit alleges fixes offered by the ...Silverado HD / Sierra HD Shudder and/or Shake - The Issue. Detailed under a new Technical Service Bulletin released on November 30th, 2023- dealers have been advised that some customers who own a Silverado HD or Sierra HD may "comment on a shake and/or shudder during steady speed and/or light Throttle Acceleration Between 25 and 50 MPH (40 and 80 KM/H)."I'm getting a shudder/stutter when accelerating above 45mph. When I give it throttle above 45mph and it down shifts and puts the RPMs at 2,000, the shudder/stutter starts until 2,500 RPMs and then goes away. No issues under 45mph, during steady state driving, and it happen less when in tow haul mode. Running stock tune.My truck, 2018 Silverado 5.3L very recently developed a new issue. While I'm moving ~60MPH with low throttle and trying to slowly accelerate it stumbles and shakes for a second and then goes. Idle is stable, wide open throttle is stable, all other regimes does not seem to exibit any issues. I don't yet have GM-specific scan tool, but generic ...Here is the actual TSB - 18-NA-145 GMC Technical Service Bulletin. In 2017 they changed the transmission from the 6 speed to the 8 speed. The 8 speed is the one that needed the torque converters (which in reality, did not fix the problem, as it wound up being a fluid issue. 2005 5 cyl, Black on Black, 4 door.March 10: GM Trucks Suffer Automatic Emergency Braking Incidents recalls | 51 days ago March 4: GM to Replace Engines in 2023 Colorado, Silverado 1500, GMC Sierra 1500 news | 57 days ago February ...Started experiencing the Transmission Shudder. GM refers to it as SERVICE BULLETIN 18-NA-355. Chevrolet Colorado 2017-2019. Condition: may be described as driving over low rumble strips or Highway with rough expansion joints. Cause: may be due to Torque Converter Clutch Shudder. Correction: Should have the …2nd Generation Chevrolet Colorado and GMC Canyon. ... The dreaded transmission shudder finally caught up to me. Jump to Latest Follow 61 - 77 of 77 Posts. 1 4 of 4 Go to page. Go. 4. Clutch410 · Registered. 2018 Chevy Colorado LT 4x4 Joined Aug 3, 2018 · 51 Posts ...I have a 2017 Colorado. I had the torque converter changed in 2018 with all this shudder mess and then the full fluid flush per the TSB a couple years ago. I now have 49,500 miles on the truck and bought it just under 5 years ago. It now has a slight shudder again, only at really low RPM (~1200) when rolling back into the gas up a hill.Subject: Howling, Whining/Whirring, Shudder/Vibration, and/or Grinding Noise While in 4HI, 4HI Auto and/or During Parking Lot Maneuvers in Auto Mode Brand: Model: Model Year: VIN: Engine: Transmission: from to from to Cadillac Escalade 2015 2019 Chevrolet Colorado 2015 2021 Silverado 2014 2018 Silverado 1500 (New Model - 12th VIN Digit = 7 ...2009 Acadia has 128k miles and shudders under light acceleration 20-25 mph, 40-45 mph and 60-65 mph. ... The shudder almost acts like when your driving an manual transmission car in high gear and the way they shake when your speed drops too low for that gear. Save Share. ... 2007 GMC Acadia SLT-2, 'HiYo' Silver outside, Ebony/Titanium inside ...1. Jack up the front of the car. Jack up the front of the car and install jack stands under the frame. Lower the car and make sure it is securely positioned on the stands. 2. Use a socket wrench to remove the transmission pan bolts. Use a socket wrench to remove the transmission pan bolts and remove the pan. Drain the fluid into a drain pan.TSB #18-NA-145 is the one that pertains to the 16's transmission shudder specifically. 18-NA-145 GMC Technical Service Bulletin 18-NA-145 GMC Technical Service Bulletin. www.tsbsearch.com 2005 5 cyl, Black on Black, 4 door ... fostering a collaborative space for an exchange of knowledge and camaraderie among Chevy Colorado and GMC Canyon ...2nd Generation Chevrolet Colorado and GMC Canyon. 2nd Gen Chevrolet Colorado Forum / GMC Canyon 2019 AC Issue. Jump to Latest Follow ... Experienced transmission shudder at 1500 miles. After two trips back the the dealership's service department, the transmission was flushed and a new high performance fluid was added. No more problems with ...The low rpm RUMBLE. So after taking my 2017 Colorado with 28k miles to the dealership twice, and getting the master mechanic to ride with me, they finally diagnosed the trembling shake while going 52-60mph @ 1500-1700rpm. They replaced the torque converter and flushed the transmission fluid all covered by the warranty thankfully and no more shakes.Regularly inspect the coolant levels in your GMC Savana and ensure they are within the recommended range. Low coolant levels can cause your transmission to overheat. Additionally, check for signs of leaks and damage in the coolant hoses. Replace any damaged hoses promptly and fix leaks to maintain proper coolant circulation in the system.March 10: GM Trucks Suffer Automatic Emergency Braking Incidents recalls | 51 days ago March 4: GM to Replace Engines in 2023 Colorado, Silverado 1500, GMC Sierra 1500 news | 57 days ago February ...766 posts · Joined 2016. #11 · Sep 23, 2019 (Edited) The lawsuit names the following vehicles equipped with either a GM 8L90 or GM 8L45 transmission, regardless of engine: ( though the lawsuit only covers certain models/years equipped with 8L45 and 8L90 transmissions the torque converter design defect also exists in the 6L45 back to 2013 and ...They are concerned that this would start them down a slippery slope for repairing many 2015,16,17's that have the same issue…Someone is going to get seriously injured or killed as a result of this transmission issue.” — Lexington, MA, September 13th, 2018 The gmc 2017 canyon vibrates at highway speed 60mph to 70mph.8 posts · Joined 2023. #11 · Oct 17, 2023. Have an 07 Colorado 2.9l stalled and rattled on stopping. Replaced the VVT solenoid and fixed the problem. Aftermarket part about $20. Do first , a 10 minute job. Like. This is an older thread, you may not receive a response, and could be reviving an old thread.GMC Canyon and Chevrolet Colorado 6L50 transmission problems have caused a class-action lawsuit that alleges the transmissions jerk, slip, chug, shudder, experience delayed downshifts and suffer ...Power Train. Transmission Shudder Problems of GMC Canyon. GMC Canyon owners have reported 5 problems related to transmission shudder (under the power train category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of GMC Canyon based on all problems reported for the Canyon.The 8 speed behind the gas engines is the transmission with the shudder issues, and lots of them. 2021 Silverado 3.0 I6(work truck) 2019 Canyon Diesel CCLB. No modifications. ... * 2017 GMC Canyon Denali CCLB 4x4 ** 2.8L Duramax (GDE tuned), Red Quartz Tintcoat, GMC floor liners, Rokblokz mud flaps, ARE Z-Series shell, CX Racing trans cooler ...2015-19 GMC Sierra, Yukon, Yukon XL, and Yukon Denali XL ... 2017-19 GMC Canyon; ... 2019, through the model year 2022, when GM replaced the automatic transmission fluid that caused the shudder ...TCC Shudder and New Mobil 1 Fluid Exchange – TechLink I found this part interesting. “The TCC shudder condition is related to the moisture content in the transmission fluid. The current fluid tends to be hygroscopic or absorbs moisture, which increases the chance of TCC shudder. There are... www.coloradofans.com. 2020 …The GMC Canyon’s transmission problems. The complaints on CarComplaints.com seem to back up CR’s ratings. The top reported complaint about the 2017 GMC Canyon is that they “jerk, …2016 GMC Canyon All Terrain 4 wheel drive crew cab with 6' bed in Cardinal Red, 3.6L engine. Mods, Pedal Commander and Elite E-2 catch can. Also use Bora 1.25" wheel spacers and installed the adjustable Rancho 1.75" lift strut assemblies and Rancho rear adjustable shocks.It's a 3sec rumble, much louder on highway at speeds above 60. Less noticeable on neighborhood streets, not a hill issue. Happens on straight-a-ways and curves. If the window is open in back, you can hear it vibrate the truck bed. the vibration transfers into the gas pedal and steering wheel, over all frame.Mar 16, 2021 · Found the 1-3-5-6-7 piston seal was cut, allowing for insufficient pressure to the clutches and causing a shudder sensation as the clutches were slipping. Replaced the cut seal. Found no obvious signs of distress to clutches or housings. Reassembled vehicle and filled transmission to appropriate fluid level. ATSG Blog - GM 8-Speed Transmission Fix Useless, Claims Lawsuit. GM 8L45 and 8L90 automatic transmissions allegedly shudder, jerk, hesitate and shift hard. www.atsg.us. 2016 White Colorado LT 2WD Ext. Cab. 3.6L V6 6 Spd. Automatic with Dipstick, Pedal Commander, BakFlip G2 Tonneau, Elite CC, Tow Mirrors, Cargo Floor, DeeZee Bed Mat, (-) Airdam ...This includes the 2019-2022 Chevrolet Camaro, Colorado and Silverado; the 2019 Corvette; the 2019 Cadillac ATS, ATS-V, CTS, CT6 and CTS-V; and the 2019-2022 GMC Canyon and Sierra. There are six named plaintiffs in the class action lawsuit against GM: Matthew Battle, Juan Castaneda, David Figueroa, Robert Gribble and Walter and Janice Helms.1 Vehicle Shudder problem of the 2015 GMC Canyon. Failure Date: 06/19/2019. Vehicle has a bad shudder where it is causing drivability issues. This occurs mainly when driving up an incline when at about 1200 rpm. Truck will sometimes jerk and shake and has poor throttle response causing dangerous driving conditions.In a 2019 class action lawsuit, McKee v. General Motors, LLC, James McKee filed a complaint that GM “designed, manufactured, marketed, distributed, sold and warranted” models of 2015-2017 GMC Canyon and Chevrolet Colorado that were “equipped with defective 6L50 transmissions.”. The defective transmissions allegedly caused the …Mar 21, 2022 · Go get your money back. 2017 Colorado ZR2, Deepwood Green Metallic Ext Cab (LGZ) Nitro 4.10's. 33" Falken Wildpeaks. GMPP splined half shafts. 589Fab skid support, shock relocation, steel drive shaft, bed supports. MOI winch mount w/light bar. Warn Zeon 12s. Peak C/O's with 600lb Eibach's, UCA's with Delta joints. Apr 1, 2018 · 2016 GMC Canyon All Terrain 4 wheel drive crew cab with 6' bed in Cardinal Red, 3.6L engine. Mods, Pedal Commander and Elite E-2 catch can. Also use Bora 1.25" wheel spacers and installed the adjustable Rancho 1.75" lift strut assemblies and Rancho rear adjustable shocks. White016, mfcdrdrew and KY Red Rock. Share. The manager said that the old fluid allowed the torque converter to slip causing the shutter. Since then I haven't felt any shudder granted I've driven just over 500 miles since the repair. The manager told me that the change of fluid has fixed all of the vehicles at that dealership. Sent from my iPad using Tapatalk.Aug 28, 2018 ... Sep 12, 2017 · 2018 8 speed transmissions. Does anybody know if the 2018 model GMC 1500 trucks have upgraded -improved the 8 speed transmissions ..."The TCC shudder condition is related to the moisture content in the transmission fluid. The current fluid tends to be hygroscopic or absorbs moisture, which increases the chance of TCC shudder. There are three different fluid exchange procedures to follow, depending on vehicle application, so that an acceptable concentration of the new HP ...Same thing as the rest, shudder at 70+ under lite throttle and heavier under acceleration new 30. 32k miles and only occasion towing around 3500 pounds. 2017 Canyon Denali Duramax 4x4Find a gradual rise in road grade at an rpm range of between 1500-1700 rpm and about 50-60 mph. Do not add more throttle. If shudder is present you will feel an unmistakable rumble/vibration akin to driving over roadway rumble strips. It is very noticeable. If it doesn't happen then repeat the procedure.8 posts · Joined 2023. #11 · Oct 17, 2023. Have an 07 Colorado 2.9l stalled and rattled on stopping. Replaced the VVT solenoid and fixed the problem. Aftermarket part about $20. Do first , a 10 minute job. Like. This is an older thread, you may not receive a response, and could be reviving an old thread.2007 GMC Sierra 1500 SLT/Crew Cab/2WD/V8 5.3L/New body style/StabiliTrak/Z71 suspension package/3.5" RC lift and struts/New rear shocks/BFG All Terrain KO2 315/70 R17 tires on Helo 17x8 0mm offset wheels/235k miles ... etc.) so I figured a new transmission was in my future. About 2 months ago I started noticing that the truck would 'shudder ...GMC Sierra 1500 Offered Several Transmission Options Over the Last Decade, With Most Real Problems Having Been Issued a Recall. The GMC Sierra 1500 light-duty pickup has offered several different transmissions over the last decade, including four, six, eight, and 10-speed automatics.The TCC shudder condition is related to moisture content in the transmission fluid. The current fluid tends to be hydroscopic, or absorbs moisture, which increases the chance of TCC shudder. There are three different fluid exchange procedures to follow, depending on vehicle application, so that an acceptable concentration of the new HP fluid is ...The GM Allison 10-Speed 10L1000 transmission has exhibited issues allegedly caused by a faulty torque converter lockup mechanism. Many of the issues with the transmission have reportedly started when the truck has been on the road for between 10,000 and 20,000 miles. This is the heavy duty 10 speed.GM 8L45 and 8L90 automatic transmissions allegedly shudder, jerk, hesitate and shift hard. December 24, 2018 — A General Motors 8-speed transmission lawsuit alleges fixes offered by the ...Also known as a torque converter shudder, a transmission shudder refers to when your vehicle’s transmission begins to noticeably shake or tremble convulsively. In most …2015-2016 GMC Canyon Equipped with 6L50 RPO (MYB) automatic transmission The following diagnosis might be helpful if the vehicle exhibits the symptom(s) described in this PI. Condition/Concern Some customers may comment on a shudder or chuggle when accelerating at low speeds of 12 to 15 MPH (19-24 km/h)in second gearPower Train. Transmission Shudder Problems of GMC Canyon. GMC Canyon owners have reported 5 problems related to transmission shudder (under the power train category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of GMC Canyon based on all problems reported for the Canyon.2007 GMC Sierra 1500 SLT/Crew Cab/2WD/V8 5.3L/New body style/StabiliTrak/Z71 suspension package/3.5" RC lift and struts/New rear shocks/BFG All Terrain KO2 315/70 R17 tires on Helo 17x8 0mm offset wheels/235k miles ... etc.) so I figured a new transmission was in my future. About 2 months ago I started noticing that the truck would 'shudder ...2018 ZR2, extended cab, V6 and 8 speed. Purchased new, shudder began at 11,400 miles. Took it in and showed my service guy all the online discussions about the fluid. He acknowledged the issue and that they were aware of it, they drained and flushed, refilled with Mobil 1.80 posts · Joined 2018. #4 · Apr 17, 2019. The clunky downshifts you describe are not related to the shudder issue but many of us with the 8-speed tranny (including me) are also experiencing clunky downshifts; especially the 2-1 downshift when rolling to a stop. If you don't have the shudder on light acceleration below 2k RPM's; consider ...Ok update on the 2017 Cadillac ATS 2.0T, picked it up this morning. They flushed the transmission then filled it with the synthetic like the GM SB 18-NA-355 says to. Drove 50 of the 200 miles today and could NOT get the shudder to repeat. I tried everything from creeping in 7th to on the floor, bottom line it worked!Weak rear springs or an overloaded vehicle usually causes launch shudder. The method recommended by vehicle manufacturers to solve this noise is to follow these steps: 1.) Remove the driveshaft. 2.) Clean the splines on both the driveshaft yoke and the transmission output shaft. 3.)
2nd Generation Chevrolet Colorado and GMC Canyon. 2nd Gen Engines and Technical Discussion. Latest on the transmission shudder issue. Jump to Latest Follow 341 - 360 of 532 Posts. 1 18 of 27 Go to page ... Without driving it they stated its probably the transmission shudder (which is what I reported it probably was when I made the appointment .... Jaylen fleer interview
But, what most have said that needed a Torque Convertor was in about 500 miles it still was not better. Most everyone seems to have gotten rid of the shudder with the Transmission Flush and Upgraded Fluid. 2017 Colorado Z71 3.6L V6 4WD Extended Cab Summit White.1533 Technical Service Bulletins (TSBs) have been issued for the 2018 GMC Canyon. CarComplaints.com: ... shudder at a launch, or the transmission is slipping when shifting into 1st, 2nd, 3rd or ...2019 Colorado Work Truck- 3.6L- Shudder Issues Dealer Fix I purchased a 2019 Colorado Work Truck with a 3.6L 8-speed Auto about 1 month ago. I began experiencing the shudder especially while highway driving when the overdrive kicked in. Especially noticeable at around 1100-1400 RPM. More exaggerated on cold mornings. …2nd Generation Chevrolet Colorado and GMC Canyon. ... and there are multiple threads and websites out there discussing a myriad of Class Action suits on the 8 speed shudder. And it's not unique to the Canyon / Colorado's and apparently other GM vehicles experience the same shudder problems. ... green AMP Power Boards Weather Tech mud flaps ...When pulling our travel trailer and accelerating up a hill from a slow speed, the transmission seemed to slip and then catch again. This has happened twice both in the same fashion. It just slips once and then grabs. Is this the "shudder" I have read about? 17 Colorado diesel 40k miles 3100 lbs on front axle, 3050 on rear axle (added a spring),4207 posts · Joined 2017. #3 · Feb 28, 2022. The new fluid seems to have eliminated most of the "shudder" issues. Some still have a 1-2 shift issue. Personal experience with my 17 8l45 was a few weird shifts during the first 4-500 miles. I installed the Trifecta tune at 1k and trans has been outstanding since.1st Generation Chevrolet Colorado and GMC Canyon. 1st Gen Care - Cleaning / Detailing / Maintenance Transmission Noise causes shudder ... had my wife in the truck shifting gears and listen to both sides of the vehicle and narrowed it down to the transmission. The shudder is caused by whatever is happening in the transmission lot letting the ...GM had problems with the low quality oem transmission fluid in the they now recommend using a special Mobil 1 synthetic. [quote]The base stock of old GM Dexron fluid (19355656) has the ability to ...I have the transmission shudder. The service department positively diagnosed the issue on December 18, 1018. Service adviser scheduled 1/7/2019 for torque converter replacement, per [FONT="]TSB #18-NA-177, [/FONT] [FONT="]then called me on December 21, 2018 to cancel this work.I’m looking at buying a 2017 GMC Canyon All Terrain edition with 50,000 miles on it. It doesn’t have the shudder but my buddy’s had it three separate times after taking it to the dealer, that’s why I’m so hesitant to pull the trigger on this truck.Sierra 1500 SLT 6.2L V8. Automatic transmission. 36,100 miles. Bought a pre-owned 2018 GMC Sierra 6.2L that ran beautifully at first, around 35k miles the steering wheel started to give a slight ...I just had an issue with my 2020 GMC Canyon w/2.8 (built July 2019) at 38k. I noticed a shudder and took it in. Dealership replaced torque converter but did not flush trans fluid only topped off…. I still had issues with rough shifts. I thought it might be the transmission relearning but after a week I though is check the level.General Motors has published multiple technical service bulletins pertaining to torque converter clutch shudder issues in their 8-speed transmissions. This problem currently affects 11 different models across 3 different OEM brands for the model years between 2015 and 2019. After implementing several fluid revisions, GM's latest solution (TSB 18-NA-355) is lengthy, complicated and expensive. It 2018 GMC Canyon transmission problems with 11 complaints from Canyon owners. The worst complaints are torque convertor slipping, transmission shudders, and slight lurching, thud on start up. 22 posts · Joined 2020. #15 · Aug 25, 2020. I have a 2020 Canyon Denali (11/19 build date) with around 1,500 miles on it. No issues with shudder but the 1-2 /2-1 shifts are rather clunky. Going to the dealer tomorrow to have it checked out. 2020 Canyon Denali CCSB 3.6L 4x4 Summit White.And another GM transmission shudder/shake lawsuit - Expanded and now covers certain vehicles from 2019 to 2022. Jump to Latest Follow 21 - 27 of 27 Posts. 1 2. dmaxjr · Registered. Joined Jan ... Chevy Colorado & GMC Canyon. 1.9M posts 134.2K members Since 2003 Join fellow enthusiasts to discuss modifications, troubleshooting tips, and share ...I have a 2017 GMC Canyon SLT. It worked on mine. Was shuddering bad, especially going up an overpass. They do a complete transmission and torque ….
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