2004 chevy silverado hd 2500 diesel--transfer case wearing from inside out . Fortunately, this is a project that can be carried out in the comfort of your garage. A standard Chevy Silverado transfer case costs between $1000 and $1500. Sounds like this is a very common problem with gm owners with this type of transfer case. Instead, it wears out over time. The hole in the image may seem inconsequential, but the reality is grave. First, it could be a problem with the driveshaft or differential. I have this problem temporarily patched. So, the only way to get rid of this annoying problem is to replace the switch itself. If quarts and quarts of fluid are coming out as soon as you pull the fill plug, then you indeed got a damaged seal. The vehicle was taken to a dealer and an independent mechanic where it was diagnosed that the transfer case needed to be replaced. Remove the plugs from the back of the switch and plug in the new switch. Updated 12/11/08. Like a transmission, a certified drivetrain specialist should complete this rebuild procedure. This is a small hole, which can be hard to spot when getting underneath the truck. Well, perhaps you have a pinhole leak on the transfer case. Another common problem is a transfer case that pops out of 4WD. The noise you hear is the chain rolling off the gear. So, theres a good chance your transfer case is still in great shape. Certain types of problems can be annoying to deal with. The dipstick has a line that signifies the fluid level. But if it were to get damaged, the transmission fluid would get inside the transfer case. 2022, CarProblemZoo.com All rights reserved. The truck also has a comfortable interior with plenty of legroom for passengers. Ed. The Truck Fails to Go into a Four-Wheel Drive, Why Do Transfer Case Problems Occur in a Chevy Silverado, Replacing a Chevy Silverado Transfer Case, Buying A Used GMC Yukon, Heres What to Look for! Over the years, this type of engine has exhibited the following issues; These issues associated with the Duramax engine shouldnt prevent you from getting one because they can be avoided through regular servicing and diagnosing problems early in advance. Especially anything related to the transfer case. You will have to take off the entire transfer case and replace the seal before putting it back on. all problems of the 2002 Chevrolet Silverado 2500 Service 4WD Light Comes On 2.2 02. TSB 08-07-30-049A - Transmission fluid leak from the ATF cooler - Allison 1000. The vehicle was not diagnosed or repaired. Sometimes the light would disappear or the buttons would not respond. Chevy pickups and vans from 1981-1987. As a result, the truck wont come out of neutral. The manufacturer was notified of the failure. The approximate failure mileage was 163,000. Sounds like this is a very common problem with gm owners with this type of transfer case. Without it, youd have to do this manually. Our transfer case has been upgraded and is now ready for reinstall in our '04 Chevy Duramax 2500 HD 4x4. Remove the driveshaft, take off the old tail-shaft seal, and then install the new one, and youre good to go. The noise became louder and the contact later discovered that the bearing and timing chain were damaged. Sounds like gm is ignoring this problem. Inside the transfer case, an input seal ensures transmission fluid doesnt go beyond that point. Chevy Silverado transfer case problems can be expensive to fix. In addition, I called a local repair shop to get an estimate for the transfer case replacement, I was told they repaired three in the last two weeks and two are in the shop for the same problem. Inside the transfer case, theres a fluid pump. While in reverse at approximately 5 mph, the contact heard a rattling noise coming from under the vehicle. See Come join the discussion about performance, lift kits, wheels, tires, modifications, troubleshooting, maintenance, and more! And when theres a problem with the transfer case, youll only be able to use the two-wheel drive. I will never buy another GMC (gov't. It is not uncommon for trucks to get overheated. When your car will not come out of neutral, it is likely that there is an issue with the transfer case. And it won't move, which is intermittent. Either way, theyre not hard to fix. Friction and vibration between pump and rear case half wears tiny pin holes in the rear case slowly causing oil to leak and eventually burning up the GM 246 transfer case. Both of these fluid types will degrade over time and should be serviced on a regular basis. It wouldn't drive in 2H and wouldn't even go in 4L. What you can try in the meantime is to put dielectric grease at encoder motor on tcase and actuator connections on axle. As expected, youll have to replace the U-joint to get rid of the grinding noise. Transfer case is full of clean oil, wiring harness at transfer case (including ground) has been disassembled and inspected carefully. Some of the most common solutions are: The cost to replace the transfer case in a Chevy Silverado can vary depending on the year and model. Replacing the chain is not as expensive as it might seem. If you notice that the truck is vibrating when youre driving, it could be a sign of a problem with the transfer case. Hope this helps. At 117,000 miles my transfer case went out leaving me stranded luckily only 30 miles from home. 1995 Chevrolet Silverado cesspool. Leased Cars And Oil Changes: Can You Do It Yourself? He list all the transfer cases so see if under the one you have list the pump rub fix kit. But theres still some hope. Mine only did it when I was going over 45 downhill and not on the throttle for a few seconds. When the gears are worn out, they will start to grind and eventually fail. The first step toward fixing a Duramax transfer case is identifying the root problem. Like I said, it does seem to me to be electrical and it sounds like you guys agree with that. all problems of the 2006 Chevrolet Silverado 2500 One of the most common lines of transfer cases from the 2000s had an embedded weak point that is costing many customers thousands to repair if not proactively addressed before a failure becomes present. The fluid level is the first thing you must check when your truck shows any of the signs mentioned earlier. (Dimensions), 2023 Car, Truck and Vehicle How To Guides - Vehicle Freak. You can buy transfer case fluid at most auto parts stores. The condition is typically intermittent and always occurs at key-up. As mentioned earlier, a transfer case transfers power from the transmission to the rear and front wheels. That will prevent running into problems in the future. Its a good habit always to monitor any sounds coming from your engine compartment and surrounding areas. (Applies to: 4WD, Severe) Before moving on from the relationship between a Duramax transmission and transfer case, you need to know that these two components work together. The next time it happens to you, get the transfer case checked. However, if that doesnt work out for you, you might have to reset the transmission control module. never replace the hub sensors unless they are with damaged wires. Transfer case fluid isnt expensive and readily available at auto-part dealerships. However, a failing transfer case can also manifest such a problem. Top GMC Sierra 2500 HD Problems Heating and AC Temperature and Air Delivery Mode Door Actuators May Fail 169 people have reported this 79 Speedometer or Other Instrument Panel Gauge May Work Erratically 147 people have reported this 76 4WD Transfer Case Position Sensor/Selector Switch May Fail 105 people have reported this 38 He stated that the top of the transmission case was cracked. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Transfer case/differential,service 4x4 lights keep coming on, brakes, shocks, bumper pad falling off, transmission clunking noise, would not start. 2003 Chevrolet silverado. When this happens, the transfer chain itself will come loose. The transmission is fine, but there is a stress crack on the outer case. If youre having trouble with your Chevy Silverados transfer case, dont hesitate to take it to a mechanic. Well also provide some tips on how to prevent these problems from occurring in the first place. Transfer case develops hole from pump inside on my 2004 chevy 2500 hd duramax. To find the leak, heres what you can do: After finding the pinhole, youll have to replace the case half. However, over time these ears wear down (and even break off) which allows the pump to begin rubbing against the inside of the case. At Four Wheel Trends, we are passionate about vehicles and love sharing everything we learn about them.Four Wheel Trends aims to be the ultimate resource for learning everything about your vehicle or information when trying to find the right one. Whats the procedure for engageing the 4 wheel drive on a 2004 chevy Silverado HD 2500 with automatic transmission. It will test again and reset the message on the next key cycle if the problem hasn't been fixed. Jeep Cherokee: Why is My Odometer Blinking? Vibration clip breaks inside transfer case rubbing hole thru rear case half causing loss of fluid and ruining entire transfer case assembly. On December 27, 2014 while driving away from my house, once again the engine would rev up and the truck just coasted until it engaged causing a loud thump. Let alone the transfer case. Sometimes, you hear grinding noises when shifting to a four-wheel mode. In case there is a leak in the transfer case, the gears will not be properly lubricated and they will start to wear out. Transfer Case Components Add to your order Coverage for accidental damage including drops, spills, and broken parts, as well as breakdowns (plans vary) 24/7 support when you need it. And when that happens, your transmission fluid can start leaking. Chances are if you have problems with it once, you will have problems with it again. You tell if the fluid is dirty just by looking at it. The holding clip for the oil pump inside of transfer case broke which allowed the oil pump to shake inside of case and consequently rubbed a hole thru t case which effectively emptied all the lubricating oil from t case ruining most of the parts inside. However, when the transmission fluid is going into the transfer case, thats when things can get pretty messy. . Worn-out gears can also cause the transfer case to leak. Tahoe chevrolet engine models cars chevy tahoe motor. Read full answer. Check the fluid level, and pour in some more if necessary. Hi, I'm Kern! The "service 4 wheel drive" message popped up and the knob to change from 2wd - 4wd light was stuck on 4wheel drive (i turn it to 2wd drive and it showed that it was in 4wd) but 4wd wasn't working. The shift fork is what allows you to engage the gears in the transfer case. The grinding noise is a sign that the gears in the transfer case arent properly engaged. Motors corp. ) car or truck again!!. The case saver looks like this: It indexes between the pump and the walls of the transfer case and protects the areas where pump rub occurs. Turns out, it was the encoder motor. Problem - Owners may experience a shudder occurs in 6th gear in 4Hi between 46 mph (74 km/h) and 49 mph (79 km/h). When the liquid gets too dirty, itll lose its ability to lubricate. Finally, if you choose to rebuild the transfer case, we suggest getting a good manual/diagram. This seal wears out after some time. From time to time, youll run into Chevy Silverado transfer case problems. These both have happened under normal driving conditions. Be sure to ask for a transfer case flush and refill specifically. If you have been driving your Duramax engine for years, you should always be prepared to counter any of the above issues at any time. The average cost is between $1000 and $1500. You will also find out how you can track down the root of the problem and fix it yourself. However, if youve determined that theres no pinhole and the vehicle is still leaking fluid, then perhaps you have a broken tail-shaft seal. We tossed around the idea that it could be a bad switch. Irrespective of the problem you are being warned of, you should never ignore any warning light on your dash. Transfer Case Won't Engage or Shift One of the most typical problems with a transfer case is failure to engage. After that, get in the car. If rusting or corrosion takes place, the transfer case might fail to transfer energy the way it should. Sometimes, your truck may refuse to come out of neutral. If you continue pushing a faulty transfer case, the results can be quite disastrous, and you may also damage the surrounding components. 3686 W. 72nd Ave The VIN, engine size, and purchase date were unknown. By doing so, you will remove the contaminants affecting the system. The transfer case is a part of the drivetrain that helps to send power from the engine to the wheels. The contact stated that while driving 70 mph, without warning, the vehicle felt like it was not in gear. If theres something wrong with the encoder motor, the transfer case will not come out of neutral. 1. How Much Does a Chevy Silverado Weigh? There have been several complaints made, especially against its transfer case. The contact owns a 2005 Chevrolet Silverado 2500. If its dark and has a gritty texture, it needs to be replaced. If youre having trouble with your Chevy Silverados transfer case, the first thing you should do is check the fluid level. This should not be happening on vehicles this new with little miles on them. If the fluid falls below that line, you must refill it right away. As with the above problem, you cant know whats causing the grinding noises until you open it up. As discussed above, one of the most common issues with a Chevy Silverado transfer case is low fluid level. Lastly, make sure to have the gears inspected. Sometimes, it is accidental damage that makes a transfer case go bad. The Chevy Silverado is a great truck. To do this, take the transfer case apart, remove the case half and then install the new one. Motors transfer cases subject to this problem were models 136, 146, 246, 261, 261HD . Updated 12/11/08. Whether its the transmission, diff, or transfer case, any car that has a problem should be fixed as soon as possible before its taken out to the road. In 1999, General Motors introduced the GMT800 full sized truck platform. DTC C0569 on Magna transfer case. Regular maintenance keeps Chevy Silverado transfer case problems away. Identified numerous complaints online on duramax trans missions, and identified an aftermarket product was made to prevent further cracks from occurring. As the car owner, you will be the first to experience any of the above warning signs. Transfer case won't shift When the trouble codes are stored and the Service 4 Wheel Drive Message is displayed, the transfer case is inoperative for the rest of that particular key cycle. The vehicle was repaired. Keep in mind that resetting the TCM will not solve any problem with the transmission internally. The transfer case is what allows your truck to shift into four-wheel drive. Tl-the contact owns a 2005 chevy Silverado 2500. The vehicle has not been repaired. We recommend the latter. Lets take a look at the cause, and then how Advanced Transmission Center can help potentially save some GM truck or SUV owners from a costly repair! The issue can be attributed to outside . Brian A transfer case splits the engine's torque output from the transmission, allowing the driver to engage from 2WD to a 4WD system. The transfer case is filled with special gear oil. Assume those links are affiliate links which means I may earn a commission if you click and buy.