It is caused by the variable timing actuator on the camshaft. Has been intermittent since, with normal function in between identical malfunction episodes. The contact had to use extra strength to operate the vehicle. 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. 0000001484 00000 n 1996-chevy-silverado-manual 1/5 Downloaded from cobi. This ongoing issue is a major safety concern that has rendered my vehicle unfit for operation. In this brief guide, we have provided you with the common problems . I have taken it in several times to a chevy dealership only to be told nothing is wrong and no warning lights are on. The wheels do seem to spring initially. This is extremely concerning especially on a vehicle with roughly 18,000 miles on it. After a couple mins. Hard shifting at low speeds and when decelerating (feels like I was rear ended). Whatever that is supposed to do. They are supposed to be putting a new trans oil in also that will cure the problem. Your 25 percent failure rate is high. Silverado audio box seat sub chevy under jl speakers stereo explicit customs project. No light shows that it is disconnected. 0000031044 00000 n The heating or air conditioning motor might stop working due to a blower motor resistor block issue. Bob hook Chevrolet 4144 bardstown rd, louisville, ky 40218 (844) 212-4818 diagnosed and repaired the torque converter and changed the fluid. 2/18/19 - on my drive yesterday with my wife, truck temp set at 74 and outside temp was 54 and 40 minutes into drive the vehicle fogged up the side windows and I had to turn on defrost. The vehicle was not diagnosed or repaired. Scanned codes and received same u0700, u0100. My 2018 chevrolet colorado is having transmission issues. Do not assume that you are entitled to any compensation as a result of the consumer complaints you have. On multiple occasion the dash controls will freeze buttons will not work and touch screen will not work I took it in to the dealer and they told me that nothing is wrong with the vehicle. Vehicle has been in shop almost a month will no resolution. I just want someone to be aware of these issues incase it needs to be recalled. Chevrolet Silverado, GMC Full Size Trucks Chilton Repair Manual Silverado 1500 2WD V6-4. TSB Reference #PIP5428B. Open the hood. Refer to these gm tsb's 16-na-175, 18-na-177, and 18-na-355. The vehicle was taken to bell chevrolet inc (304-652-3541, located at 600 chelsea st, sistersville, wv 26175) where it was diagnosed that the transmission needed to be flushed. 0000000876 00000 n The check engine light will flash and then go solid. I cannot use the beverage holders as I inferred that they were designed to use, to not only hold my beverage in place but contain it from leaking above any sensitive exposed electrical switches. Vehicle drives rough, transmission shifts rough. It is called the chevy shake or the gmc shutter. At speed and on acceleration, vehicle pulls intermittently and sharply. TL* THE CONTACT OWNS A 2018 CHEVROLET COLORADO. Stay tuned.. thanks for your complaints .i was going to buy a 2018 colorado .but since i read this i wont. They brought it to our attention when it was towed in. The contact stated that the interior lighting was bright and impaired his vision while driving at night. Vehicle as been in and out the dealership with the problem still existing. This is not legal advice. I am an automotive technician. New 2022 Chevy Silverado HD Carhartt Edition - Read A Biography readabiography.com. How reliable is 2021 Chevy Colorado? I changed tires. NHTSA Number: 10137640. Twice now. When putting the vehicle in park the ignition key will not release. Chevrolet is not listening to all the complaints. GM transmission lawsuit: The saga continues. It becomes a problem around 90,278 miles and can cost from $65 to $112 to repair. IN THE DAYTIME, THE LIGHTS ON THE INSTRUMENT PANEL WERE TOO DIM AND PREVENTED THE CONTACT FROM SEEING THE INSTRUMENT PANEL DISPLAY. According to TSB (Technical Service Bulletin) 18-NA-355, the latest update addresses "torque converter clutch (TCC) shudder conditions on 8L45 and 8L90" eight-speed automatic transmissions, RPO codes M5N, M5T, M5U, and M5X. Recall List for the 2018 Chevrolet Colorado Official recalls have been issued for the 2018 Chevrolet Colorado by the NHTSA. Which incidentally are also now rated the highest for durability. Upon looking on other forums about this issue it seems to be a common problem with the 8 speed transmissions on the colorado's. Duel drink (coffee) cup holders next to shifter leak from any drip or spill. The vehicle was not repaired. There were no warning indicators illuminated. A good number of reported complaints indicated that the 2018 Chevy Silverado transmission problems are a major issue in this vehicle. She was then informed that she would be called back for an update. The faster you were going before stopping the harder it downshifts. Description: This Preliminary Information communication advises the technician that the 2016, 2017 and 2018 Chevrolet Colorado and GMC Canyons equipped with the 2.8L Diesel engine Regular Production Option Code (LWN) E98 Engine Control Module part numbe. Would like your view. It melted causing my truck to throw a lot of random alarms. UPON RETURNING, NOTICED SIGNIFICANT AMOUNT OF OIL ON DRIVEWAY. Normally, these class actions aren't all that beneficial. 0000029218 00000 n I'm guessing they applied that tune on top of what they did after the swapped out the parts. Sometimes the vehicle feels like it is coming apart it shakes so hard. The display for the backup camera is on at full brightness. Jill Ciminillo January 8, 2021. While driving various speeds, the steering wheel seized and the steering assist warning indicator illuminated. And when passing any bumps. This is a dangerous problem and should be investigated before someone gets hurt. Front end clucking when going over bumps or pulling into driveways at vey minimum speed. Remove the transmission dipstick. This is not acceptable for them to refuse to fix such a major safety concern and to be honest they are being neglectful and should be held accountable for being so unethical. Only 4150 miles on the truck! The service technician we were working with said they were not going to deal with us anymore bc I made a complaint to gm and I would need to deal with them directly they refused to provide me any documentation even after their service manager said they would. My colorado has completely shut down/powered off when making a right hand turn. removed transmission oil cooler line (2) to prevent any fluid spillage. Many thanks. If your Chevy Colorado is experiencing transmission shudder, it's likely due to a cracked transmission valve. Brian has become an authority in the industry, traveling across the country to consult for car dealerships and contributing his expertise as a writer for several major automotive publications. The transmission is responsible for providing a well-balanced shifting experience that someone can barely notice occurring. My 2018 chevrolet zr2 started to hard shift between first and second gear. It also sounds like it is running over rumble strips when driving between 50-75mph. This could have been bad if it happened while we were driving it to work. Test-drove vehicle. In fact, many people have spent weeks waiting for repairs to be performed on their trucks as equipment continues to fail. I KNOW THAT A MISFIRE SHOULD SET A HARD DTC. GM boasts that the 2018 Chevrolet Colorado offers the complete balance between work and play. Surprisingly, owners tell a completely different story. BOB HOOK CHEVROLET (4144 BARDSTOWN RD, LOUISVILLE, KY 40218, (844) 212-4818) DIAGNOSED AND REPAIRED THE TORQUE CONVERTER AND CHANGED THE FLUID, BUT THE FAILURE PERSISTED. Tl* the contact owns a 2018 chevrolet colorado. We reported issues with our thermostat to our dealer back in september of 2022. We were told not to bring the truck back for this issue. The vehicle had just returned from a 50 mile trip when the vehicle was parked. If this doesn't get fixed and continues to occur, it's only a matter of time before an accident happens. They towed the truck to cox chevrolet, where I purchased the vehicle brand new only a year ago. 0000031429 00000 n Shudder, Vibration 56 Transmission Skipping 2 Shudder Vibration. Some of the main concerns are related to noisy powertrains, defective diesel engine sensors and faulty infotainment centers. There are several engine options available on the 2018 Chevrolet Colorado. The blending that the system is doing is not working correctly. My vehicle shakes and shutters when accelerating. Shudder is cyclic lasting 4 - 12 seconds, reaccurring 45 - 90 seconds. We may earn a commission for purchases made through our links. I am in a group on facebook for this vehicle and others are experiencing the same issue. The failure mileage was approximately 50. Some DTC codes which cause leaks can lead to a malfunctioning transmission. At night, the passenger side mirror is not useable since the backup display is so bright. 2018 Chevrolet Colorado Recall NHTSA 18V358000 Sponsored Links You may also like. Hard shifting when you accelerate in the first two gear and hard downshifting when stopping. Happens frequently and so far, starting it, putting it into drive or reverse and move a bit, then back into park will work. The vehicles included in the class action are: - 2015-2017 Cadillac Escalade - 2015-2017 Cadillac Escalade ESV Onstar was of little help so I called my usaa insurance roadside assistance to get truck jump started; I missed appointment and they canceled appointment that morning which was to check for shaking and also 2nd oil change. Sounds it did not make when I bought it. This is known as the dreaded "Chevy Shudder" that affects Chev Colorado models 2017 and upward. Is this just a band aid for a bigger problem. Recall no. ARE THEY WAITING ON A DANGEROUS DEADLY ACCIDENT BEFORE THEY ACKNOWLEDGE AND RECALL THE VEHICLE AND REPAIR THIS DANGEROUS SITUATION! Was towed to closest dealer and they cleared error codes with diagnosing. I AM AN AUTOMOTIVE TECHNICIAN. The failure mileage was 19,214. Landmark Supreme Court Decision Made in Lemberg Laws Facebook Robocalling Suit, Lemberg Law Wins Class Certification in Robocall Case. Thank you for requesting your free case evaluation. WHILE DRIVING HOME, YELLOW CHECK ENGINE LIGHT CAME ON & I NOTICED REDUCTION OF OIL PRESSURE. Your Privacy Choices: Opt Out of Sale/Targeted Ads, Problem: Check engine light won't turn off, 2.8-liter four-cylinder diesel (towing capacity of up to 7700 pounds). They verified leaking came from defective oil cooler line hose. *bf *as. Chevrolet has been notified but has said they cannot help if dealership can't find the problem. Shutters and shakes for long periods while driving. Almost feels like you've been hit from behind. I have put it back on and it continues to come loose. JavaScript is disabled. Ignition switch fully won't turn to off position. The contact stated that the failure occurred periodically. The Aisin AR-5, Eaton N8D, and 4L60-E are reliable transmissions that should last between 220.000 - 280.000 miles when maintained properly. Compensation for potential legal violations, and any results obtained, depends upon the specific factual and legal circumstances of each case. The truck's drivetrain/transmission constantly shakes, shutters while driving. When driving over 40mph there is a very pronounced shuttering/vibration that occurs. 0000002188 00000 n HELP! No revere. On three separate occasions, truck engine shut off after stopping then turning right on city and neighborhood streets. Confidentiality Guarantee: We keep your information completely confidential and will not send you spam or sell your information. Most common in model years 2004-2009, most people noticed the issue around 107,358 miles. How long do Chevy Truck Transmissions Last? Think you have a lemon? I have a 2018 chevrolet colorado 3. El vehculo en muchas ocasiones no quiere encender el tablero, se vuelve loco como si quisiera apagar ah blim, queda mucho ah, las luces del tablero y la radio se encienden y apagan. The failure mileage was 9,242. This is a serious issue causing truck to shut off while driving and not knowing if it will restart and have power to drivetrain. How Does the CFPBs Debt Collection Rule Affect You? How long the transmission of a American-made Chevy Colorado lasts depends on the kind of transmission that you have in the car. When trying to pass vehicles on interstate it vibrates so bad over 70 mph I am afraid to wreck. This problem tends to appear around 75,124 miles and can cost from $88 to $111 to fix. No warning lights, nothing - just turns off. I have brought it to chevrolet of wesley chapel fl 3 times for the same problem. Mind you, the dealership verified that they have been sent kits from gm to correct these issues. The vehicle was not repaired. Key cannot be removed from ignition. As we know, this also can surface with higher mileage so your number may be dead on. Why on auto it wants to freeze us at 72 and temp has to be adjusted up? EXTREMELY FRUSTRATING! However, most of the problems seem to be easy to fix, though some are expensive. 0000034229 00000 n As it was still having problems in those, they went ahead and used it in the truck anyways. The contact initially took the vehicle to jeff gordon chevrolet (228 s college rd, wilmington, nc 28403) where they adjusted the hood latch but the failure persisted. This forces the temperature to be 33 degrees f colder than requested. Reassembled vehicle and filled transmission to appropriate fluid level. CHEVROLET TRAX 2017 Factory Original Manuals. That isnt what Colorado owners have come to find about their mid-size truck. Truck is three years old. 433 people reported that the air conditioning blower did not work correctly because of a failed resistor, the most widespread issue mentioned. The failure happen intermittently. Buyers can customize the 2020 Colorado in a number of ways with five trim levels: Other customization options include the crew cab or extended cab, the short box or long box, and four-wheel drive or two-wheel drive. THERE IS A CONTROL KNOB TO DIM THE INTERIOR LIGHTING AND DISPLAY, BUT WHEN THE VEHICLE IS PUT INTO REVERSE, THE DISPLAY GOES TO FULL BRIGHTNESS AND CANNOT BE CONTROLLED BY THE BRIGHTNESS CONTROL KNOB. Please do not confuse it with the engine oil dipstick. Is why I'm doing this complaint to find someone can help me and finally my truck get fix. My chevy dealership mis diagnosed it twice and has now found the issue. The tire guy looked rotated my tires and balanced them again (told me nothing wrong with balance but showed me his guys would go ahead and rebalance). https://www.gm-trucks.com/forums/topic/216529-16-na-175-8-speed-shudder-update/, 2nd Gen Chevrolet Colorado Forum / 2015 GMC Canyon. When traveling at any speed usually between 1200-2200 rpm there is a rumble strip/ vibration feeling coming from the vehicle most notably around 35-45 mph but happens at all speeds. The vehicle was not repaired. The transmission stutters at various speeds and is very pronounced while going up an incline. The hvac module temp door is cracked, as previously seen in the 2015-2016 recall for chevrolet colorado's and gmc canyons. NHTSA Reference #10123236. 2018 Chevrolet Colorado User Complaints and Problems Mechanical problems: A few complaints about the transmission shifting gears roughly and stuttering have been reported. I took my truck into a certified chevy repair shop and after a week of troubleshooting and trying to recreate the problem, they have found "nothing" wrong with the car. -- temp is set 72 and outside is 85 - why do I have to put on auto to get cold air to blow out or adjust down to get? Many drivers are reporting the same problem online. Replacing electrical switches cost me 2. The 2018 Chevrolet Colorado has 55 problems reported for shudder, vibration. loss of power, 2.) As you probably already know, several states started a class action against GM on Dec 31, 2018. I was driving on sand and the side curtain airbags deployed without cause, along with the seat belt pretensioners. He said thicker trans oil should fix it. Others I have talked to at dealership claim there vehicle vibrates at lower speeds, surges and making noise. The contact called ressler motors at (866) 623-5535 (located at 8474 huffine ln, bozeman, mt 59718) and was informed to bring the vehicle to the shop. They could not duplicate the issue and I had to drive it back home. Skaggs Transmission is located at 2230 State Road 67 North Martinsville, IN. Sound off and share your experience with other visitors in the comment box below. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. Additional information (invoice and pictures) available upon request. The high pressure fuel pump may detach from its mounting flange, possibly resulting in the pump damaging the high pressure fuel line. Tech not find ac issue. I am a retired paratrooper with verifiable severe nerve damage to my back and lower legs and this vehicle causes serious physical and neurological problems when driving highway speeds. Flushing the transmission fluid could correct this issue, but the truck may also need transmission repairs or a replacement. I scanned codes before being towed and error codes were u0700 and u0100. Prior to this I was not doing anything extreme to damage my car in any way. Seems to have too much free play in driveline while sitting still shifting from drive to reverse. Then when you are driving at cruising speed and you let off the throttle and depress throttle again there is a shudder. Raise all windows and vehicle runs smoothly. One reviewer purchased a 2018 Chevy Colorado brand new, and when the vehicle reached 2000 miles the transmission began vibrating regularly. I have taken it to the dealer and have been told change tires. Does the 2021 Colorado have transmission problems? Check out 2018 Chevrolet Colorado Truck review: BuzzScore Rating, price details, trims, interior and exterior design, MPG and gas tank capacity, dimensions. Tl- the contact owns a 2018 Chevrolet Colorado. THEY VERIFIED LEAKING CAME FROM DEFECTIVE OIL COOLER LINE HOSE. 0000002643 00000 n In the daytime, the lights on the instrument panel were too dim and prevented the contact from seeing the instrument panel display. Fuel lines leak can cause fires and as far as the electrical issue I've been left stranded with my 3 year old daughter a couple of times.. Have looked up forums and many people have had the same issue. They are no seat warmers on the rear seats. Another problematic design flaw is the lack of a panel light indicating your driving mode. If they can be completed. 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 letting it sit for a minute to warm up, I drive down the road. But in many cases, this could really hit consumers hard with issues after the warranty is expired. First notice transmission problem around 1200 mile mark, total mileage on vehice as of april 11, 2019 is 2750 miles. 2018 colorado develops a shutter when moving up an incline from speeds of 45 to 60 mph on highways. It has been in their shop for over 2 weeks now. WAITED SEVERAL DAYS FOR REPLACEMENT PART. After 3 days of no comms from 1st dealer had 2nd dealer pick up via tow truck. Chevrolet Express 1998 Workshop Manual 1 Ton Van 7. I understand the same design is in the chevy equinox this year. The service tech was not been able to replicate the issue. I have a 2018 chevrolet colorado lt 4wd crew cab. 0000012972 00000 n I have addressed this with my dealership and told them I don't feel comfortable driving it. 0000035401 00000 n My temp is usually only around 115F. transmission problems 61 NHTSA complaints: 1 drivetrain problems 8 NHTSA complaints: 49 engine problems 7 NHTSA. and everything is great except for this transmission issue. I don't feel safe. These reviews, gathered from Edmunds, address a variety of Chevy Colorado pros and cons across model years. Purchased new chevy colorado 4x4 extended cab with 3. For some reason it simple turns itself off. A damaged fuel line can create a fuel leak, increasing the risk of a fire. I was towing a 2100lb trailer with 347# of tongue weight at 25mph, uphill, on a dirt road. Also when the vehicle is in drive with the foot on the brakes it makes loud noise then jumps. The vehicle was not running and had been parked for about 5 minutes when the fire started (from the engine compartment). 0000001421 00000 n WHILE APPROACHING A STOP, THE VEHICLE DOWNSHIFTED WITHOUT WARNING. Set the parking brakes. Every year, auto manufacturers buy back, replace or pay cash settlements to thousands of lemon owners like you. Shuddering, fogging up from the inside in cold weather, and very squeaky brakes. While driving 45 mph, the vehicle began to shake forcefully. When you purchase a diesel truck, you expect a workhorse. Seems like a problem gmc should be able to repair without much trouble. 2018 Chevy Colorado Transmission Cost The value of a new 2018 Chevy Colorado transmission could be over $3,500 depending on the vehicle, however, transmission services such as fluid changes and a transmission fluid flush are considerably less expensive, in some cases costing less than $150. Chevrolet Colorado 2016 2019 MYB, MYC, MYD Express 2014 Silverado 2018 Silverado LD Silverado 2019 2019 1500 (New Model) GMC Canyon 2016 2019 Savana 2014 Sierra 2018 Sierra Limited 2019 2019 . PDF 1996 Chevy K1500 Repair Manual. 5/20/18 ac issues -- starts blowing cold then warm/humid then back cold. Truck has 33,000 miles 10,000 miles I placed on the truck the remainder was while the truck was part of a fleet. Unknown with rear seats I've never sat in my vehicles backseats to confirm it there. Unknown if I can get them inspected upon request at my local dealer as they have not been the best with customer service. I know that a misfire should set a hard dtc. They couldn't get it to shudder. What to Buy: Jeep Cherokee or Jeep Grand Cherokee? I believe its a lemon and the dealers are no help. The 2007, 2008, 2009, and 2010 Chevrolet Colorado year models are some of the best used models you can buy. The failure mileage was 1,500. Message or call 877-795-3666 today. When I try and restart, the engine will stall repeatedly. Very disturbing that gm keeps making vehicles that work fine, usually, until they have gotten out of warranty. I like my Nissan pro 4X I just bought. Battery or electrical system was completely dead on 7 june 2019 with about 10,200 miles. Towed to dealership. Even with proper maintenance, the turbo may fail during the warranty period. This problem seems to be most common to model years 2004-2010 and 2012. They said they started the vehicle several times after and everything was good. So lets take the 20 percent failure rate. Earlier Chevy Colorado model years seem to have more problems than later years. Chevrolet 2015 - 2018 Chevrolet Silverado 1500 When the system is operating properly, this is a great riding /towing package. Chevrolet, Buick, GMC, and Cadillac models are affected. Took to dealer and they said they all do that; it's common with these; nothing to do. GM Service Bulletin #PIP5370C addresses this concern and some others as well. THE FAILURE MILEAGE WAS APPROXIMATELY 50. No indicator lights are on, engine runs fine its only when traveling when the engine is between 1200-2200 rpm. And there is plenty of internal TSB's and other documentation to prove that. Waited several days for replacement part. I bought this 2018 Chevrolet Colorado Z71 4x4 crew cab long bed 3.6L V6 . Spread the word. More apparent when engine is cold shifting from 1st to 2nd to 3rd then will dissipate. Brand new 2018 midnight edition chevy colorado less than 24hrs on the engine and had less than 900 miles on it. They said 1st dealer cleared codes and could not duplicate. Dealer verified issues but could not perform diagnostics on a timely basis. Not only do they recognize the torque converter shudder, but they also released Service Bulletin #PIP3366C which refers to a grinding or ratcheting noise when shifting into Park. Although this was ongoing whenever driving, the truck continued to operate normally otherwise. Engine shut down while driving in motion on road. The engine shut off and the vehicle would not disengage from park. Had to have it towed to dealership. It does not do this all the time, but enough to know gm has a design problem and should figure out a solution and issue a recall. Generally, a Chevy Silverado transmission can cost $2000 to $3500. Because they felt the vehicle was tampered with they denied to do any work on the truck even the recall of the airbags!!!!! Thermostat/housing replaced on 2/15/21. 2018 Traverse Overview 2018 Chevrolet Traverse Transmission Problems Click on a problem below to read more. And to use it in the truck when you already know its having problems? Takata recalls hear water rush with a gurgle noise from dashboard this happens when taking off from a stop. Dealership was kind of helpful but just wanted me to buy an extended warranty. Help, Have had truck to two different dealers 5 or six times for vibration getting run around for over a year. Towed one time. However, if I come to a stop within 0. THE CONTACT STATED THAT THE DIMMER SWITCH DID NOT ACTIVATE WHEN THE VEHICLE WAS IN MOTION. Chevrolet Service & Repair Manuals. Click on other model year to view more problems:2019. A recommendation if you're considering buying a Canyon or Colorado with a 8-speed or 6-speed automatic: Make sure it was built . The problem is not solve and the guy from the dealer told me gmc will not let them change the part is his own words. xeX]nkan$%nFJIiC}o|1?fu0` ` K;v8m + O*3p`['X" Vehicle had to be towed from the location. 2018 colorado and the transmission is horrible. The contact stated that the dimmer switch did not activate when the vehicle was in motion. It has an intermittent shudder at no particular speed and a kind of tugging at slow acceleration speeds, like a quick upshift and then down again. Something must have failed on my truck. And GM will only pay the dealers to do the new flush, if a test report shows the truck is actually shuddering (not just because you might want it). THE CHECK ENGINE LIKE COMES ON, THE VSA, AND T/C LIGHTS ALL COME ON AND A NOTIFICATION ON THE DASH SAYING STABILITRAK IS DISABLED. 0000030167 00000 n 0000003227 00000 n THE CONTACT STATED THAT THE INTERIOR LIGHTING WAS BRIGHT AND IMPAIRED HIS VISION WHILE DRIVING AT NIGHT. The check engine like comes on, the vsa, and t/c lights all come on and a notification on the dash saying stabilitrak is disabled. 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. Affected vehicles include Chevrolet, GMC and Cadillac vehicles, as follows. Motor Biscuit compiled a list of owner problems using RepairPal.com. How to Check Chevy Transmission Fluid Park your Chevy on level ground. The failure mileage was 12,500. They rate the 2015 model year as the worst due to repair costs and the low mileage when issues strike. In the meantime, you are welcome to call us right away at 855-301-2100. But that is just for the ones that fail early on. Tl* the contact owns a 2018 chevrolet colorado. The complete details of all recalls are listed below, along. This poses a risk to those that live in cold winter climates, as there is no heat available in the vehicle. A LOT of owners of 2018-2019 GMC Canyons and 2018-2019 Chevrolet Colorado's have noticed problematic issues with their vehicles, namely: Abnormal shaking and shifting around 35 MPH Shuddering and stuttering while shifting Premature replacement of the torque converter Driving conditions The tacos active learning 6 speed is a hot mess as far as shift points. The wiring that was done before purchase is what's causing all issues electronically. Just noticed this shutter at 32,000 miles. The wiring harness was touching the air condenser line. I had my car on park while on 4low with the engine off. For those of you with firsthand knowledge about this vehicle and transmission, do you know if GM has isolated the problem(s) and corrected them? Tl* the contact owns a 2018 chevrolet colorado. A spac case was created by our dealer in october of 2022, notifying the system of the urgent need and our dealer has followed up numerous times that gm has not provided any timeline for replacement. The vehicle was towed to vic koenig chevrolet (1040 e main st, carbondale, il 62901, (618) 529-1000) where it was diagnosed that there was a loose bolt in the electric power steering system. The transmission in my truck shakes, shimmies, vibrates, shutters when driving and shakes, shimmies vibrates even at idle. *tt. THIS IS A NEW 2018 COLORADO Z71 WITH ONLY 5K MILES ON ENGINE. hb```b``^ @16- Therefore having to stop in the middle of the road cause I could t see almost getting hit. Acceleration is very poor unless aggressive accelerator is used. Problem - One of the more common 8L transmission problems is excessively hard or abrupt gear changes. Vehicle restarts fine with no immediate recurrence. The 2020 Chevy Colorado starts at $21,300 for the base model. Other dealers have used expanding foam to attempt to secure loose parts to prevent the noise. Usually, the gas cap was loose or worn out. quieter or low-pitched whining, 4.) The vehicle was not diagnosed nor repaired. The vehicle was taken to all american chevrolet of san angelo (203 north bryant blvd, san angelo, tx 76903, 844-342-6320), but was not diagnosed or repaired.