Transmission always shifted hard and finally stopped shifting at all while in motion (backing out of our driveway). 1 of 2 Go to page. The transmission began slipping; the car would not move from 2nd to 3rd gear; the transmission had to be rebuilt or replaced on 2/06/2008, we had it rebuilt. Also, I have been having a transmission slippage issue that started between 50,000 miles and 58,000 miles and was very sporadic. See You need to fill the fluid back up to the proper level right away. 1,028 Comments. If you’ve recently serviced (or had serviced) your transmission, double check that the right fluid was put in. Most manufacturers use red fluid. See This is due it being the most demanding thing on the internal components. In summary, it needed an overhaul. The contact owns a 1996 Chevrolet Suburban. Nov 4, 2015 #1 I have a 2015 Chevy Suburban with 135k miles that just had to have the transmission replaced. Obviously I am not the only one that has had this problem, nor will I be the last. The transmission keeps slipping between 1st and 2nd gear and having difficulty shifting out of reverse with only 80,000 miles. I was informed by the dealership that they could not find a problem. Also, when coming to a stop, the transmission takes about 10-15 seconds to shift into 1st, if I want to go immediately after stopping, the transmission is still trying to downshift and the engine races until the transmission finally catches up. You’ll want to find out what is wrong, and have it repaired quickly, before any further lasting damage can occur. That being said, it can go bad and will no longer be able to do its job. Vehicle is 07 Suburban with 961 miles. Sometimes they can be adjusted. Ts. When the vehicle has warmed up and I am driving between 10 and 30 mph transmission seems to slip between 1st and 2nd gears. Chevy Truck Forum | Silverado Sierra GMC Truck Forums. Our 1999 Chevrolet Suburban had an automatic transmission that began slipping from 800 miles. Become a GM-Trucks.com Member Today! I've done the regular service. This affects shift firmness, whether it even shifts at all, and can make the transmission slip without enough pressure. It can't decide to stay in the present gear or shift down to accomadate the lower speed. I took the vehicle in 2 other times, the last time I was informed gm is aware that there is a problem with the transmission for the 2004 tahoes, however there is no fix. When the transmission failed, we took it back to the chevy dealership and only when we took it to a transmission shop to get a second opinion were we told this was a known factory defect on several gm models. Every time my wife took it to the dealer they said that they could not find anything wrong with it, nor could they duplicate the problem. To top this off my brand new transmission is also doing the same slipping and I can guarantee that we will take it in every time it slips, no matter who says it may be normal. I take it into the dealer for diagnostics the next business day and I'm told that I need a new transmission. When trying to figure out why it’s slipping, it’s wise to start by looking at the transmission fluid. When this happens, shifts will get rougher. this bulletin provides a service procedure to reprogram the transmission control module (tcm) on certain 2015 model year cadillac escalade, escalade esv, chevrolet silverado, gmc sierra, yukon denali and yukon denali xl vehicles equipped with an 8l90 8-speed (m5u) transmission and 6.2l (l86) engine. It had continued to slip but the info given to my wife was that maybe this was normal, so she had not addressed it further. We took it to the dealer and it was locked up in 3rd gear. 2015 trans slipping? Stability light and traction control light on saying need serviced, check engine light on, transmission slips from 1st into 2nd, and vehicle makes noise making turns. When traveling up hills the truck loses its power, even while accelerating. Despite taking it a chevy dealership for 3 years for maintenance, we were never told their was a known issue. It’s important to start with the easiest to repair and most likely to be causing your Suburban’s transmission to slip. Even if you know it’s full, you can use the color chart linked to below to determine if something is going on in the transmission itself. The dealer advised that the transmission had failed and would need replacing. UberBlackDriverLA Well-Known Member. Lemon law does not hold up because we did not have any work done under the warranty (which only covered the first year). ©2020, CarProblemZoo.com All rights reserved. It was determined there was coolant and/or water in the transmission and the color was a dark green/yellow color. Transmission binded in first gear and slipped in middle gears. Now here we are a year after that and I find bunch of service bulletins with the same problem. Modern torque converters use locking clutches to create a true 1:1 connection between the engine and the transmission. The slipping only happened periodically and I would have been surprised if they could have duplicated it. In 20 seconds you can become part of the worlds largest and oldest community discussing General Motors, Chevrolet and GMC branded pickups, crossovers, and SUVs. Please also check out the We’ve lined out some of the most common reasons that your Suburban’s transmission could slip. On two occasions an error message that read "service 4 wheel drive" appeared on the display. Black fluid is an obvious sign that the fluid has been burnt. An automatic transmission uses bands to link its gears together. This helps fuel mileage. In this case that means making sure that the transmission fluid level is up to where it needs to be, as well as making sure that the fluid is healthy. Good luck figuring out what is causing Chevy Suburban’s transmission to slip. While slowing down to make a turn transmission doesn't know what to do. When they don’t lock, the engine RPM will be higher on the highway. The contact was driving 55 mph when the transmission failed. After that you just throw the code(s) back into google and see what is causing them. Despite taking it a chevy dealership for 3 years for maintenance, we were never told their was a known issue. Known transmission issue which causes the vehicle to buck and surge when you pull up to at a stop light, Stop sign, on highway, or in traffic. 2015 Chevy Suburban Transmission Issues. Engine light came on had this checked came up with transmission slippage. The most recently reported issues are listed below. One problem related to transmission failure has been reported for the 2015 Chevrolet Silverado 1500. You’ll want to find out what is wrong, and have it repaired quickly, before any further lasting damage can occur. ©2020, CarProblemZoo.com All rights reserved. Therefore, it takes about 10 seconds for the transmission to finally find a gear so I can proceed. Once it gets critically low, the transmission will begin slipping, as there is no longer any way for it to move the engine’s power to the rear wheels. Most of the time they’ll just need replaced. 2015-2020 Suburban/Tahoe & Yukon/Yukon Denali ; Just bought this 2017 Suburban Premier and having Transmission Problem Facebook; YouTube; Twitter; Sign up for FREE! Extremely Dangerous…We are afraid to drive the vehicle as it surges forward at any given moment. During this stage, extreme damage is being done to your Suburban’s transmission as it slips. The vehicle was not repaired. Some sensors are pretty easy to get to. See I mentioned this to the service department while there for an oil change, and was told that everything checked out okay, and that I should drive the vehicle in 2wd, not auto. Took to dealer said that chevy says that it is better to replace transmission with a new one because the problem is not visible when looking at the tranmission. The failure and current mileage was 179,000. all problems of the 2014 Chevrolet Suburban . Chevrolet Suburban owners have reported 13 The most recently reported issues are listed below. We’ve lined out some of the most common reasons that your Suburban’s transmission could slip. Check it and look at the color. The brakes went 120k so it hasn't been driven hard. Go. When starting from a dead stop (stop light for example), the transmission wouldn't engage as I pressed the accelerator. Transmission slipping. Initially it’ll only slip under the heaviest of acceleration, but it will quickly get worse until the vehicle is un-drivable. I mention this to the dealer when the vehicle has approximately 58,000 miles and I'm told that they will need to keep the vehicle for a few hours and there is a cost of $120 plus tax to perform diagnostic testing. Transmission fluid can deal with a lot of abuse. TSB Issued For 2021 Chevy Tahoe, Suburban, GMC Yukon, Yukon XL ; Company Claims Fix For GMC Sierra MultiPro Tailgate With Hitch Attached; Sponsored Links. Slipping when accelerating is the most common way that a transmission will slip. This transmission fluid color chart will help you determine if the fluid is bad.