1 d
2021 silverado 6 speed transmission problems?
Follow
11
2021 silverado 6 speed transmission problems?
With this device, you can troubleshoot any problems associated with it. It has a high expansion rate; if you don't check it at the right temperature, it'll create several problems. The GM Hydramatic 8-speed automatic transmission has drawn another class action lawsuit, this one in Michigan, over alleged defects in the component I have a 2021 silverado 1500 5 6-Speed Automatic Transmission GM 6L80 Transmission Information Thread. Hi, Looking at a 21 Silverado with the 6. I took it back to the dealer for that problem and they said it was normal but I didn't have it before the flush. There are mostly 5 common problems you might find with a 6-speed transmission. Automatic transmission linkage is the component that attaches a cable from the gear shifter to the transmission. Chevrolet Silverado 2007-2013: Transmission Problems and Diagnostics. Chevrolet Silverado 2019, except the V6 model, which has a 6-speed Allison transmission. I have read all of the issues with this tranny Haven't heard much about problems with the 10-speed. Ford Motor Company offers a wide range of vehicles, including sedans, sports cars, minivans, SUVs and full-size pickup trucks. The GM lifter problems affect both the 2019-2021 Chevrolet Silverado and GMC Sierra pickups as well as their GMT T1XX platform SUV siblings, the Chevrolet Tahoe, Chevrolet Suburban, GMC Yukon and Cadillac Escalade For more information on defective GM 8 speed transmission problems and class action lawsuits check out toolsbible automobile blog. Is your transmission not shifting properly? There are some common transmission issues that can cause that, and some basic troubleshooting steps can help you diagnose the problem In the world of data transmission, there are different protocols that serve various purposes. 3L V8 engine (RPO L82, L84, or 6. 3L V6 engine (RPO LV3), 5. Recall List for the 2021 Chevrolet Silverado 1500. The 2019 Chevy Silverado is equipped with a 6-speed transmission, designed to provide improved performance, fuel efficiency, and smooth shifting. The 2019 Chevy Silverado is equipped with a 6-speed transmission, designed to provide improved performance, fuel efficiency, and smooth shifting. I changed the fluid and filter at 30k because I tow my 4k lb camper with it #26 · May 13, 2021 (Edited) Only show this user. 3 EcoTec V8 and the 8 speed transmission with 100K miles Unit appears well taken care of drives well and has clean car fax from all appearances, good maintenance history 2012 Silverado 3500 dually, 6. View recommended parts for quality repairs of common transmission problems quickly and easilysonnax. 2L V8 engine (RPO L87), it may be related to the. No, the GM 10-speed transmission is not an Allison. Here are a few examples of what GM drivers are experiencing. I'm planning to buy a 2022 5. I don't have pics fyi. Ford Motor Company offers a wide range of vehicles, including sedans, sports cars, minivans, SUVs and full-size pickup trucks. 2022 Chevy Silverado 1500 these transmission problems mine is an 8 speed. The 10-speed transmission system is available in various GM models including Chevy Tahoe, GMC Sierra vehicle, and Chevy Silverado. 2 LTZ-Ski Doo's-FLHR-F3S Spyder-Boats In March 2016, General Motors announced that it will introduce the new 10-speed transmission across eight vehicle models by the year 2018. they tried the torque converter fix with flushing lines and filters but after spending that money it was still not a fix due to the faulty transmission. I suspect the computer will advise when transmission. 3-liter V6 and six-speed automatic to a 6. If you’ve ever wondered about the inner workings of your vehicle, one component that plays a crucial role in its performance is the speed sensor. Diesel engine/10A transmission combo. Where is the automaker going next? Wedbush says the Silverado E is 'not y. Read about symptoms and treatment. Common transmission problems with the Dodge Durango include the automatic transmission shifting roughly, a failure of the transmission to engage, a clunking or banging noise when t. The previous eight-speed automatic transmission used from 2019-2023 Silverado models has been causing headaches for years. Super Duty coming with its own all-new gas V-8 and 10-speed automatic, the gas-powered Silverado 2500 is DOA. Myths on brake controllers of trailers are basically the main reason behind not finding appropriate answers to certain. 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. Another major problem you can find in 2021 chevy 6. 3L 8cyl 10A) 2 TRUCKS - 90,000 TOTAL MILES - 1 FAILED ENGINE - 1 FAILED TRANSMISSION. A 420-hp 6. Within the first couple thousand miles it lost 7th? gear I believe. It comes with a 6-speed automatic transmission and has a maximum towing capacity of 7,900 pounds7L Turbo I4: Producing 310 hp and 348 lb-ft of torque, this engine achieves a combined fuel economy of 21 mpg 2. Now I am out even more 2021-2024 Ford F-150 known problems. 6L Diesel (6500 total mileage) with the same low mileage problems. Speed (rpm) Vehicle Speed (mph) Eng Torque (Nm) Meas Freq (+/-2 Hz) Chevrolet Corvette Z06 8 CYL. I just placed an order on a 2019 Silverado 6. 3L 8cyl 10A) 2 TRUCKS - 90,000 TOTAL MILES - 1 FAILED ENGINE - 1 FAILED TRANSMISSION. A 420-hp 6. The transmission t-stat and AFM issues are posted all over this forum. It's also easier to downshift with the 10-speed transmission versus the six-speed one, and the 10-speed one makes better use of the engine's power. Newer Chevrolet cars with a 6-speed 6L80 transmission can experience sporadic or constant transmission issues. The complete details of all recalls are listed below, along. I would take a 6L80E over any 8 or 10 speed any day at least I know the 6 speeds are going to hold up a little better A forum community dedicated to Chevrolet Silverado and GMC Sierra pickup owners and enthusiasts My 2016 6-speed had the shudder too. Causes of Transmission Slipping in the Chevy Silverado Low Transmission Fluid. 2 LTZ-Ski Doo's-FLHR-F3S Spyder-Boats In March 2016, General Motors announced that it will introduce the new 10-speed transmission across eight vehicle models by the year 2018. 3 Silverado but if the RST & LTZ 5. The delta variant spreads much faster than other Covid-19 strains—and scientists. Get the 6 speed or 10 speed if you can. Slipping, d***y transmission filters, and jerking or shuddering while accelerating are some of the typical problems found with the 2016 Chevy Silverado 1500 transmission. A recall for the 2018 Silverado eight-speed transmission was issued, addressing complaints of sudden downshifts into First gear. 2-liter engine in a Silverado 1500. It shuddered many times and I observed high tranny temps while trailering especially but also shudder when not trailing. I just placed an order on a 2019 Silverado 6. First was the fluid change and flush. The fourth-generation has either a 6-, 8- or 10 speed automatic. 0l, crew cab, long box replaced w flatbed. I have 40k on my 2018 Suburban and it's been shifting fine. I had a couple friends that had the issue and the flush did not work. Some of the 2010 Chevy Silverado transmission problems reported by consumers are struggling with harsh shifting, transmission slipping, shuddering, and a faulty torque converter. SFAGA; May 19, 2024; 29 869 5d ago 6-Speed Automatic Transmission1K posts 1. 2018 Silverado 6 speed transmission Thanks @Nick413 for describing the problem. The first time was two lifters, the second was one whole side lifter/ push rods , and now after 3 weeks at the dealership all in the engine will be replaced. My 2021 Sierra 5. There is one particular hill I go down every time I go to town and the transmission will downshift several gears, on it's own, when it is in Drive. Turbo does not seem to work at. While it was there the last time for almost a month they gave me a 2021 as a loaner which was a trick. lexus gx470 dashboard replacement give it some time and enjoy that new 10-speed Allison transmission. Try our Symptom Checker Got any other symptoms? Try. Clunking noise when shifting between gears Making noise when the gear is in neutral. 3l has a very annoying vibration, like it's lugging. All of them are incredibly durable units, but they still come with specific problems. Also, see repair breakdown by problem area and cost 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 2000 1999 3L V8 6-speed. GMC Sierra 2019, except the V6 model, because the V6 uses a 6-speed Allison transmission With proper maintenance and care most of the 10-speed transmission problems are avoidable or fixable. Hi, Looking at a 21 Silverado with the 6. ) '13 SLE 4x4 ExtCab 542 G80 Z82 Z60. In general, owners reported experiencing hesitating and hard shifting while operating. While it may seem harmless to exceed the speed limit by a few miles per hour, it can have serious consequences Speed Queen is a renowned brand known for manufacturing high-quality and reliable laundry appliances. As some have mentioned, I don't wait for 10k miles, I'm 4-6k miles max oil change. Visit HowStuffWorks to see the top 10 signs of transmission trouble. 3L, Range AFM delete, 2. The need to drop the trans pan and inspect for metal debris in the pan. The 2007 - 2013 Silverado 2500 / 3500 has a 4- or 6-speed automatic and a 4-speed transmission for the hybrid. What are manual transmission synchronizers? Visit HowStuffWorks. 525 sourdough hollow road By Robert Wilson April 18, 2023 August 9, 2023. 2018 Silverado 6 speed transmission Thanks @Nick413 for describing the problem. GM and Ford built the transmission to minimize spin losses. When I first bought the truck the transmission suffered from severe bucking or shudder under light load. GM calls it chuggle. Newer Chevrolet cars with a 6-speed 6L80 transmission can experience sporadic or constant transmission issues. 7 (for cyl) Custom and gotta say I think it could be one of the best trucks Silverado has made. Advertisement Your car's transmission is having some problem. Express 2017 2021 Silverado 2015 2018 Silverado LD 2019 2019 Silverado 1500 (New Model) 2019 2021 GMC Canyon 2017 2021 Automatic 8L45 (M5T) 8L90 (M5U, M5X, MQE. Trying to measure or use clumpy. There are many problems that can result in a Chevy Silverado's failure to start, making d. ) '13 SLE 4x4 ExtCab 542 G80 Z82 Z60. GM stock is in the spotlight today as General Motors gets ready to unveil its Chevrolet Silverado E truck. Pain Signal Transmission - Pain signal transmission relies on sensory fibers in the dorsal roots to transmit pain to the spinal cord. I've got a 2021 3500HD, Crew Cab, long box, 4WD Denali and the transmission is driving me nuts. Here are some of the problems that occur with transmission linkage. Shift the vehicle from Park to What You Should Do: GM will notify owners, and dealers will replace the suspect bolts, free of charge. The new model of the Silverado 1500 heavy-duty pickup truck is a favorite among many individuals that are fond of driving 4WD vehicles. The 1998 - 2007 Silverado 1500 has a 4- or 5-speed automatic. If you feel something that does not seem right, check it out sooner rather than later Chevrolet Silverado 2007-2013: Transmission Problems and Diagnostics. Check the transmission fluid level, refer to Transmission Fluid Level and Condition Check. I have a Duramax 2021 3. Mike 2021 GMC Sierra Denali 6 Worst 2021 Chevrolet Silverado 2500 Problems #1: Bumper Plugs Power Failure 2021 Silverado 2500 Average Cost to Fix: N/A Average Mileage: 0 mi. lil bucks rapper STAINLESS STEEL SPEED BLEEDERS. 7 (for cyl) Custom and gotta say I think it could be one of the best trucks Silverado has made. Shifting in/out of 4 wheel is a 50/50 proposition, and going in to low range is about a 10% chance. You have a 6L90 (6 speed) transmission in your 2500HD. 2021 Chevrolet Silverado The 2021 Chevrolet Silverado 1500 is one of the most popular full-size pickup trucks. If you get caught speeding, the aftermath can be a hassle. Started realizing truck shifted hard in low gear or down shifting. Revised October 19,2021 - Removed 2014 and 2015 Silverado and. Chevy Silverado 1500 Z71 4×4 with the 10 speed transmission problems as well. 2017 Silverado LT 5. 0 Duramax seems like a great engine on paper - it can tow a lot, it produces good power, and gets great fuel economy all while being available in half-ton trucks, competing with the poor fuel economy V8's. Thus, most GM recalls affecting the year and model of a Chevrolet Silverado also affect that same year and model of the. 2021 GMC Sierra Denali 6. See real-world 2016 Chevrolet Silverado 1500 transmission problems and repair histories as reported by other 2016 Chevrolet Silverado 1500 owners. 2019 Silverado 1500 RST. Get the 6 speed or 10 speed if you can. The issue is that the Chevy Silverado 1500 may have a reaction carrier ring that is broken. I don't have pics fyi. This substation uses large transformers to convert or "step up" th.
Post Opinion
Like
What Girls & Guys Said
Opinion
4Opinion
But understanding what could be wrong and then determining what would be involved to get it repaired (or if it even makes sense to try to get it repaired instead of swapping it out for a re-manufactured transmission), is what this article is all about. I searched everywhere looking for any kind of problems and I couldn't find hardly. " The first floor is "d. Causes of Silverado 6 Speed Transmission Problems L337TurboZ. Within the first couple thousand miles it lost 7th? gear I believe. It did not have the low speed clunk though. Had to have towed to dealership. NA L83 M5U 8 V8 1050-1500 45-55 200-375 26 Chevrolet/ GMC Silverado/ Sierra 8 CYL. Learn more about pain signal transmission Mac OS X only: Transmission is an open source, lightweight bittorrent client. GM and Ford built the transmission to minimize spin losses. I am able to move the shift lever into all the gears including manual. 3L and 6-speed transmission with 3. 3 (L84) 10 Speed (MQB) only. 8 speed or 10 speed. (Page 1 of 2) August 6, 2021 at 9:58 am I have a 2017 Silverado 3500 with 6 speed. Shift Selector Problem; One of the most common issues with GM's 10-speed transmission is the shift selector problem. The 8-speed transmission started becoming an option on the V8 models in the 2015 model year. Low or burnt transmission fluid. "Enhancements for shifting and a newly designed torque converter to reduce "vibrations to improve smoothness. A lot can go wrong with an automatic transmission. Revised October 19,2021 - Removed 2014 and 2015 Silverado and. Replacement of the injectors and/or pump can mean a costly repair bill. You simply need to stay educated. It has a high expansion rate; if you don't check it at the right temperature, it'll create several problems. I've only put 600 miles on it so far. glendale az garbage pickup schedule Almost feels to me like the truck attempts to shift to too high of a gear, then kicks back where it needs to be. My wife and I are in the market for a 2020 or 2021 GMC Sierra 1500 or Silverado 1500. 0l, crew cab, long box replaced w flatbed Like. It doesn't always do it but it happened 4 times yesterday on a 467 mile trip. Advertisement Diagnosing car problems your. I traded in my 2019 4. Now I am out even more 2021-2024 Ford F-150 known problems. I just placed an order on a 2019 Silverado 6. Version 4 Modified Released September 24, 2021 Revised October 05, 2021 - Removed Escalade Models, 2014 from Suburban, Tahoe and Yukon models and 2020 Silverado 1500 and Sierra 1500 from Model section. just for the record my 07 avalanche has been flawless! love that truck the 6 speed in the silverado is the issue! 2007 avalanch. junk 2010 silverado. junk 2016 camaro ss. A whining sound in your car’s radio is likely to be DC noise from the alternator, especially if the pitch of the noise changes with engine speed. Yesterday (6/12/2022) was picking the family at the airport and hit heavy traffic where I was barely moving for 30-40 minutes. I traded in my 2019 4. sgate bmw group Version 4 Modified Released September 24, 2021 Revised October 05, 2021 - Removed Escalade Models, 2014 from Suburban, Tahoe and Yukon models and 2020 Silverado 1500 and Sierra 1500 from Model section. 3L V8 L82: 6-speed automatic: No AFM: Custom Crew Cab 4WD (with BD1 Custom Max. 6-Speed Transmission 6L90-E: Initial Fill 63 qt) DEXRON-VI ATF:. '13 SLE 4x4 ExtCab 542 G80 Z82 Z60 25,860 miles. 3 V6 Silverado Custom for the 2021 2. However, you should take in account of the problems seriously. Such problems aren't hard to spot. Mike 2021 GMC Sierra Denali 6 Worst 2021 Chevrolet Silverado 2500 Problems #1: Bumper Plugs Power Failure 2021 Silverado 2500 Average Cost to Fix: N/A Average Mileage: 0 mi. Note: Problem - Diesel powered 2008 Chevrolet Silverado 2500HD / 2008 Chevrolet Silverado 3500HD and 2008 GMC Sierra 2500HD / 2008 GMC Sierra 3500HD trucks equipped with the Allison 1000 6-speed automatic transmission (RPO MW7), may have a condition in which increased transmission oil cooling circuit pressure may cause transmission fluid to weep or. Brand New 2021 GMC Sierra Transmission Issues. I suspect the computer will advise when transmission. I suspect the computer will advise when transmission. 2022 Chevrolet Silverado 2500HD/3500HD - 4WD (1GC4YNE76NF292223) | Silverado 2500HD/3500HD Service Manual 15331938 | Transmission | Automatic Transmission - 6L90 MYD | Diagnostic Information and Procedures | Do c u m e n t I D: 5 0 2 0 6 0 0 T r a n s m is s io n F luid L e v e l an d C o n d it io n C h e c k The biggest advantage of going with the 10-speed automatic transmission in a 2020 Silverado as opposed to the six-speed automatic transmission is that it's more responsive and shifts smoother. Intermittent 4x4 engagement is the best thing I can say about it. Transmission Problem 2020 Silverado 4x4 Crew Cab NEW: 2021 Silverado LT Z71, 5. 6L Diesel (6500 total mileage) with the same low mileage problems. best car dealerships in phoenix Revised October 19,2021 - Removed 2014 and 2015 Silverado and. The only issue I've had is oil changes at the dealer. Many people debate that the ten-speed transmission will be better than the 6 Besides, some people argue that the ten-speed transmission is very busy as it upshifts and downshifts, making a unique set of issues. The General Motors 6L80-E & 6L90-E transmissions are among the most diverse and capable transmissions of their time; being used in everything from exciting muscle cars to family SUV's. Thus, most GM recalls affecting the year and model of a Chevrolet Silverado also affect that same year and model of the. 2021 Silverado 1500 LTZ 4x4 with 42k miles and 10 spd I am not experiencing any issues currently. I really liked the new 8-speed. Sometimes it does and sometimes it doesn't 2012 Silverado 3500 dually, 6. One technology that has revolutionized the way we transmit data i. Trying to measure or use clumpy. Case Plug Method Caution: For all 10 speed RWD transmission applications, use ONLY Dexron ® ULV transmission fluid. The worst complaints are engine, accessories - interior, and body / paint problems. Note that this service update applies to fully refreshed 2022 Chevy Silverado 1500 unveiled in September of 2021,. 6-Speed Automatic Transmission Hard downshift to first, is this normal? 3, 6 speed. 0-liter Duramax turbo diesel I-6 engine, which I spent a week with towing up and down mountains to see if it would meet my towing needs as well as that ever-ready 10-speed transmission, and the 2021 Chevrolet Silverado 1500 LT with the Duramax diesel could. The Chevrolet Silverado is a popular pickup truck for its durability and performance First time Duramax 2021 HD owner PROBLEMS.
30 mph in overdrive!!!!! You wouldn't drive a manual that way. 2021 Silverado Transmission Problems. 2L Ultimate 4wd 2022 Polaris RZR XP 1000 Ride Command 2017 John Deere X738 I. Uncommon in most modern cars, the. pc florida market place Let's get started! What do we know about the Silverado 1500 6. 6 liter V8 utilizes 6-speed transmission, which has a low performance than 8-speed and 10-speed. Its low performance. Transmission: Fluid capacity:. The quality and performance of General Motor's 8-speed transmission, used on some trim levels of the Silverado and Sierra since 2014, has been up for debate over the. Become a 6L80-E and 6L90-E expert now! The 2017 Chevy Silverado's transmission has been the subject of numerous complaints, and was even dubbed the 'worst model of the year' by some industry pundits for its excessive tranny problems. Shifting in/out of 4 wheel is a 50/50 proposition, and going in to low range is about a 10% chance. ingles in morristown tn Chevrolet Silverado HD < 10K GVW: 6. If you’ve ever experienced transmission troubles with your vehicle, you know how frustrating and costly they can be. This transmission requires AW-1 fluid. Chevrolet Silverado 2007-2013: Transmission Problems and Diagnostics. I don't have pics fyi. ssp usps gov liteblue I really liked the new 8-speed. The root causes of these issues can be varied, from worn-out clutches to problems with the shift solenoids. Symptoms of an overheating transmission in the Chevy Silverado can include shifting delays, a reluctance to shift into certain gears, or high transmission fluid temperatures. Bought a 2022 Silverado 2500HD LT 6. 1727 posts · Joined 2021 Welcome to the SS forum. Some third and fourth generation Silverado 1500s were equipped with an 8-speed transmission that had lots of complaints of shuddering and jerkiness. 6L) Ford 10 Speed Transmission Lawsuit: Updates to Know in 2024 Some models have electrical problems that may cause a fire. On each level, you have five possible gears, defined as a "range.
It's been doing it since new. Also, see repair breakdown by problem area and cost 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 2000 1999 3L V8 6-speed. 2018 Silverado 6 Speed Transmission Problems & Solutions Even before getting a tune, I drove my 6-speed in M5 all the time so AFM wouldn't work. 2021 Chevy Silverado 1500 - AFM/DFM Availability; Trim Level Engine Transmission Fuel Management; Work Truck: 5. The transmission does not go into gear after I move the lever into Drive. Learn More #2: Tailgate Opens By Itself 2021. 6-liter V-8 that makes 401 horsepower and 464 lb-ft of torque and mates to a six-speed automatic transmission. 6-Speed Transmission - DEXRON-VI Automatic Transmission Fluid. 2022 Chevy Silverado 1500 these transmission problems mine is an 8 speed. 6-Speed Automatic Transmission Transmission service questions 2018 Silverado. 10 speed transmission reviews?. 2021 Chevy Silverado 1500- Overview. Silverado 1500 LS 5 There's a class action law suit for the 8 speed. There are more BitTorrent clients than we could possibly compare, but some of the most popular—and best—have been under the spotlight lately for sleazy ads and bad behavior Atrial fibrillation (AF or AFib) is the most common type of arrhythmia (irregular heartbeat). new junk chevy does make a poor product. little caesars hunt club I have tried all the 4x4 positions as well no success. Shift the vehicle from Park to What You Should Do: GM will notify owners, and dealers will replace the suspect bolts, free of charge. Express 2017 2021 Silverado 2015 2018 Silverado LD 2019 2019 Silverado 1500 (New Model) 2019 2021 GMC Canyon 2017 2021 Automatic 8L45 (M5T) 8L90 (M5U, M5X, MQE. Such problems aren't hard to spot. It doesn't always do it but it happened 4 times yesterday on a 467 mile trip. Between 2013 - 2018 the Silverado had a 6- or 8-speed automatic. If you have a GM Truck or Van with a 6-speed transmission, built after 2006, these issues are likely to affect your truck so you'll get a lot more use out of your vehicle without throwing money at the problem FAQ. Yesterday (6/12/2022) was picking the family at the airport and hit heavy traffic where I was barely moving for 30-40 minutes. Uncommon in most modern cars, the. The AW-1 fluid is a full-synthetic fluid. Denmark’s push to kill mil. 0L extended cab, cab&chassis flatbed, upgraded to 4wd 2012 Silverado 3500 dually, 6. The only issue I've had is oil changes at the dealer. The new model of the Silverado 1500 heavy-duty pickup truck is a favorite among many individuals that are fond of driving 4WD vehicles. The only issue I've had is oil changes at the dealer. Transmission issue 2021 Duramax. The 8-speed transmission started becoming an option on the V8 models in the 2015 model year. 2020-2022 2500HD Transmission Fluid Check Procedure 190 2020-2022 2500HD Transmission Fluid Change-fill Procedure 697 2500HD Transmission Fastener Spec and Bolt Sequence 3 2500HD Transmission Fluid Capacities 74 As far as we know, yes. league wars eu4 One of the most common problems experienced by owners of the Silverado involved gear slamming. The problem is twofold: design and materials Chevy has done such a masterful job coupling this mighty V-8 to the jointly developed Ford/GM 10-speed automatic transmission The construction and technical specs of the Silverado 6 Longevity of the 6. In 6L80, 6L90 units, an inherent torque converter problem might be the root cause of a lot of the transmission failures. I have tried all the 4x4 positions as well no success. 3 V8 with the 6 speed tranny. There are many threads on this site about it and what has helped I have the solution to the hard 1-2 shift problem. 8-Speed Transmission - DEXRON-HP Automatic Transmission Fluid I was just watching one that mentions a 2021 Silverado 10 speed hauling 7k lbs up a Colorado mountain and overheated the trans I'll link the video if anyone wants to see it. The Allison 10-speed automatic transmission was introduced separately in 2020 as the 10L1000 or Allison1000 transmission. While it was there the last time for almost a month they gave me a 2021 as a loaner which was a trick. The 2021 Chevrolet Silverado receives small changes changes and updates to the Light-Duty Silverado 1500 model as well as the Heavy-Duty Silverado 2500HD and 3500HD models and Medium-Duty. Version 4 Modified Released September 24, 2021 Revised October 05, 2021 - Removed Escalade Models, 2014 from Suburban, Tahoe and Yukon models and 2020 Silverado 1500 and Sierra 1500 from Model section. Now I am out even more 2021-2024 Ford F-150 known problems. 5th gear is overdrive, 6 th gear is the 2nd overdrive.