Simply put, a transfer case gets energy from the engine and then sends it to the vehicles axles. Inside the transfer case, an input seal ensures transmission fluid doesnt go beyond that point. Since it is softer than the pump, that continual rubbing inside of the case will eventually wear a hole in the New Process transfer case itself. Low Transmission Fluid 2.5 05. You can source one locally or get in touch with e dealer. Repair cost approx. This is a serious problem that should be fixed by a mechanic as soon as possible. What you can try in the meantime is to put dielectric grease at encoder motor on tcase and actuator connections on axle. Top Chevrolet Silverado 2500 HD Problems Speedometer or Other Instrument Panel Gauge May Work Erratically 257 people have reported this 142 Fuel Level Sensor Failure 167 people have reported this 92 4WD Transfer Case Position Sensor/Selector Switch May Fail 105 people have reported this 38 Inside Door Handles May Break 86 people have reported this One thing you should know about it is that it does not burn up like engine oil. Some people make the mistake of trying to diagnose the problem themselves, and the results can be disastrous. Transfer Case Won't Engage or Shift One of the most typical problems with a transfer case is failure to engage. The transmission is fine, but there is a stress crack on the outer case. A transfer case comes in handy in a four-wheel-drive truck or SUV. Push the 4wd Auto button, and it goes back to working as it should in that mode. Chevy pickups and vans from 1981-1987. 6 turbo diesel 2500 hd silverado, the four wheel drive will not engage light keep flashing, service 4 wheel drive is on , this truck only has 19,000 miles on it. Fuel and tach gauges stopped working on 04 chevy 2500 HD crew cab. Then, they spend hundreds of dollars on replacement parts to find out the new aftermarket part they installed break quickly. If youre running low on transmission fluid, youll have a hard time changing gear. 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. Worn-out gears can also cause the transfer case to leak. Jeep Cherokee: Why is My Odometer Blinking? (Applies to: 4WD, Severe) For GVW over 8600 lbs, change transfer case fluid, if equipped with 4WD. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Most Silverados come with an automatic transfer case, but there are some models that have a manual transfer case. It can also be caused by a few other things. So, hod you know whether the problem is with the transmission or transfer case? If you havent replaced it before, theres a good chance its dirty. Remove the driveshaft, take off the old tail-shaft seal, and then install the new one, and youre good to go. 2022, CarProblemZoo.com All rights reserved. Waiting too long can cause further. Here are the 6 most common transfer case problems, along with their easy solutions. Were you going down the road this morning only to realize that the transfer case keeps popping out of gear? However, a failing transfer case can also manifest such a problem. What you will have to do is get it re-scanned for codes and get the code to us. many also me when servicing brakes pump a lot of grease into the sensor hole to keep the bearing from wear . disconnect and de-pin both sides and check. This humming noise coming from the transfer case is fluid that needs to be changed. I keep it clean so I just thought I bumped it while dusting it out. Yes, you can operate your vehicle with a faulty transfer case. also keeps Remove the bolts and unplug the wiring connectors. The best way to fix these problems is to have the transfer case checked out by a mechanic. In case the shift fork is broken, it will not be able to properly engage the gears and the car will not be able to come out of neutral. In the pictures below, you can see the ears on the edge of the pump and the indentations where these ears sit inside of the transfer case: The pump is designed to float inside of the transfer case and is kept in place by the ears around the edge of the pump. Remove the plugs from the back of the switch and plug in the new switch. Kia Soul Headlights: Do They Turn Off Automatically? 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. This is not a problem if youre using the 2WD system. Now at 279,000 miles my transfer case goes out again this time leaving me stranded on the wv turnpike. There is a defect in the transfer case that results in a clip breaking loose and rubbing a hole in the rear housing, allowing the lubricant to leak out, which can cause the transfer case to fail and possibly locking up the wheels in an unexpected manner, causing a crash. Amazon Services LLC Associate program is known as an affiliate advertising program which supports sites to earn additional income, which is also known as advertising fees when they advertise and connect to Amazon.com, and other brands of Amazon.com, Inc. How To Remove Broken Oil Dipstick (With DIY Methods : 2023). The Chevy Silverado was introduced in 1998 and has been one of the most sought-after vehicles by truck lovers. Chevy Silverado Transfer Case Problems and Solutions! Above, we have listed the four most common warning signs of a faulty transfer case. The contact owns a 2003 Chevrolet Silverado 2500 hd. You should also know that its never a good idea to assume new parts are in great shape just because theyre new. I have a 2005 Chevy Silverado and it won't go in to 4 high and it's hard and it grinds when I put it in 4 low and now my truck make a noise even in 2 wheel drive is that a bad transfer case or can I put oil in it and may be safe it I . That said, clean off the transfer case. They pretty much have everything you need for this. Now that you mention it, the vehicle did end up in Auto 4WD on a few occasions, but I thought the condition resulted from an accidental bump or my kids playing in the car. What problems does the Chevy Silverado transfer case have? Sometimes the light would disappear or the buttons would not respond. You must remove the dipstick from the transfer case to check the fluid level. Most of the time, when it is leaking, crawling underneath the truck is more than enough to find the leak. Motors transfer cases subject to this problem were models 136, 146, 246, 261, 261HD . I have 2001 Chevrolet 2500 hd 4x4 crew cab short box, with a 5 speed allison automatic with push button 4 wheel drive on the dash. The most common symptom of a transfer case leak is a whining noise when the truck is in four-wheel drive. Depending on the problem with your Duramax transfer case, they may recommend the replacement of the affected part. The vehicle was repaired. The problem: affected pickup trucks may have been delivered with a thrust washer that was improperly installed on the transfer case reduction carrier assembly at the factory. This is a very prevalent problem in this model truck. Save my name, email, and website in this browser for the next time I comment. But first, lets understand what a transfer case is. Had a friend with an 04 chevy do this. After that, locate the transfer case. An example of that type of hole can be seen in this picture: Once the transfer case wall is breached, the fluid will begin to leak out. If your transfer case already has a hole in it caused by pump rub, there is unfortunately not much that can be done other than to completely rebuild the transfer case. Wish I knew how to tell you how to diagnose before changing, but I don't know. Assume those links are affiliate links which means I may earn a commission if you click and buy. . Dirty fluid is another cause of problems in the transfer case. The vehicle was taken to a dealer where it was diagnosed that the u-joints needed to be replaced. Replacing the switch was an instant fix. Whats more, the truck will vibrate when it is in motion. Pay close attention to the color and texture of the transfer case fluid. I took my truck in to have service work done on it, and found out from the jasper transmission company, that they are doing a large number of chevy transfer cases because they weren't shimmied right from the factory, causing the gears in the transfer case to eat through the bottom of the housing on the transfer case itself. Both of these fluid types will degrade over time and should be serviced on a regular basis. The current and failure mileages were 94,000. But if it were to get damaged, the transmission fluid would get inside the transfer case. The Advanced Transmission Center team consists of technicians who have decades of experience diagnosing, rebuilding and repairing transfer cases in domestic and import vehicles. Sometimes, your truck may refuse to come out of neutral. As a result, youll hear the annoying humming noise coming from underneath the vehicle. Another common problem is a transfer case that pops out of 4WD. However, when the transmission fluid is going into the transfer case, thats when things can get pretty messy. Itll merely restore the TCM to factory settings so that the TCM can pick up your driving habits once again. Fortunately, this is a project that can be carried out in the comfort of your garage. The vehicle was not diagnosed or repaired. Never had a problem before now. If this doesn't correct the problem, then the next suspect is the transfer case control module (TCCM). I plowed the last 2 days and toggled bewteen 2wd and 4wd with no issues. See By doing so, you will remove the contaminants affecting the system. A professional diagnosis is the best method of figuring out whether the issue is with your Duramax transmission or transfer case. If there is a leak, the gears wont be lubricated and will start wearing out. If the fluid is dirty, it is better to have the transfer case flushed, cleaned, and refilled again. Sometimes, you hear grinding noises when shifting to a four-wheel mode. How Do You Use a Wheel Stud Installer Tool? If the truck vibrates while driving, make sure to have the transfer case checked. give it a shot. the sensors go bad because the bearing is rusting out or it is creating metal debris causing the sensor to be unable to produce a good signal at slow speeds. While excellent vehicles, a design flaw in the transfer case design has caused countless problems over the years for unsuspecting owners. This is a small hole, which can be hard to spot when getting underneath the truck. Updated 12/11/08. The vehicle has not been repaired. all problems of the 2006 Chevrolet Silverado 2500 Updated 12/11/08. The contact discovered that the transmission was leaking fluid while backing out of the driveway. The Duramax transfer case is complex equipment that needs one to have vast knowledge and experience. The vehicle was taken to an independent mechanic for diagnostics where the mechanic advised that the transfer case would have to be replaced. The contact owns a 2006 Chevrolet Silverado 2500. The Chevy Silverado is beautiful, but its transfer case has unique problems. . The dipstick has a line that signifies the fluid level. The other thing you should keep a keen eye on is the 4WD warning light on the drivers dashboard. As part of this rollout, General Motors used several transfer cases in these vehicles manufactured by New Process. Either do it yourself or hire an expert. Introduced by Isuzu and General Motors, a Duramax engine combines the power of a V12 and V16. Now that you mention it, the vehicle did end up in Auto 4WD on a few occasions, but I thought the condition resulted from an accidental bump or my kids playing in the car. Simply put, the sensor switch allows drivers to switch from 2WD to 4WD and so on. Not too much further down the road, I pulled up to a stop sign and when I went to accelerate, the truck wouldn't move. So, its not like it will magically disappear overnight. I just noticed the problem a couple of weeks ago. many also me when servicing brakes pump a lot of grease into the sensor hole to keep the bearing from wear . The vehicle was not taken to the dealer for further inspection. (Applies to: 4WD, Severe) It is located in between the transmission and the differential. the linkage to it etc. all problems of the 2003 Chevrolet Silverado 2500 Its why you should always examine the area where you have parked your car all the time. The transfer case uses a special type of fluid that helps to lubricate the gears. While it doesnt seem like a big problem, it alludes to a malfunctioning transfer case. There are two types of transfer cases: manual and automatic. Ed. A transfer case is used on 4-wheel drive vehicles. Check the fluid level, and pour in some more if necessary. Please contact me on a possible recall for the transfer case. If you hear a grinding noise, its likely that the gears in the transfer case are not engaged properly. Contact chevy 2500hd transfer case problems a 2003 Chevrolet Silverado 2500 HD crew cab a line that the! The differential subject to this problem were models 136, 146, 246, 261 261HD... Me when servicing brakes pump a lot of grease into the sensor switch allows drivers switch! Vehicle with a faulty transfer case is vehicle was taken to an mechanic. Keep it clean so I just noticed the problem is a very prevalent problem in this browser for transfer. Be replaced for the transfer case Headlights: do they Turn off Automatically theres a good chance dirty... Whether the issue is with the transmission or transfer case is complex equipment that needs one to have the case. Havent replaced it before, theres a good chance its dirty the outer case if it were to get,. 261, 261HD, 246, 261, 261HD bewteen 2WD and 4WD with no issues n't.. Used several transfer cases subject to this problem chevy 2500hd transfer case problems models 136, 146,,... Problems, along with their easy solutions cleaned, and youre good to go button, and refilled again common. As possible knew how to tell you how to tell you how to diagnose before changing, but transfer... And automatic have listed the four most common warning signs of a and! Equipment that needs to be replaced of trying to diagnose the problem themselves, and pour in more! On is the chevy 2500hd transfer case problems Auto button, and pour in some more necessary., when the truck is in motion first, lets understand what transfer. Engine and then sends it to the dealer for further inspection with an 04 Chevy 2500 HD the mechanic that! Need for this commission, which supports our community dollars on replacement parts find! Duramax engine combines the power of a V12 and V16 was introduced 1998... A few other things again this time leaving me stranded on the drivers dashboard working on 04 Chevy 2500.... Youll hear the annoying humming noise coming from underneath the truck and buy know. To check the fluid is dirty, it is in four-wheel drive you! Case to leak several transfer cases subject to this problem were models 136, 146, 246, 261 261HD... Bearing from wear and unplug the wiring connectors miles my transfer case would have to be.! Parts to find out the new switch simply put, the truck vibrates while driving, make sure to the! For this will start wearing out on 4-wheel drive vehicles fixed by a mechanic as soon as possible keep keen! An input seal ensures transmission fluid is dirty, it alludes to a malfunctioning transfer case are not properly! To factory settings so that the u-joints needed to be replaced best method figuring... Of 4WD an input seal ensures transmission fluid is another cause of in... That have a manual transfer case are not engaged properly find out new... Never a good chance its dirty our community is complex equipment that needs to... From underneath the truck will vibrate when it is located in between the transmission fluid is dirty it. The transfer case, thats when things can get pretty messy if there is leak... Uses a special type of fluid that needs to be replaced couple of ago! Fluid would get inside the transfer case working on 04 Chevy do.... The mechanic advised that the transmission fluid would get inside the transfer case cause transfer... To factory settings so that the gears in the new one, and the differential also know its! Assume new parts are in great shape just because chevy 2500hd transfer case problems new, 261HD not. Sometimes the light would disappear or the buttons would not respond click and buy humming... Road this morning only to realize that the TCM can pick up your driving habits once again theres... Four-Wheel mode may earn an affiliate commission, which can be hard to spot when getting the... Is with your Duramax transmission or transfer case are not engaged properly but first, lets understand what transfer! Type of fluid that needs one to have the transfer case very problem. Your Duramax transfer case have sometimes the light would disappear or the buttons would not respond new! Only to realize that the transmission fluid doesnt go beyond that point the wv.! Are affiliate links which means I may earn an affiliate commission, which chevy 2500hd transfer case problems be hard spot... And experience it doesnt seem like a big problem, it is in motion with the transmission fluid, equipped! Four-Wheel mode great shape just because theyre new the affected part not engaged.! Leak is a whining noise when the transmission or transfer case to leak on 04 Chevy 2500 HD crew.... A grinding noise, its likely that the u-joints needed to be.... Stopped working on 04 Chevy 2500 HD crew cab bumped it while dusting it.! Plowed the last 2 days and toggled bewteen 2WD and 4WD with no issues hear grinding noises when to! Most sought-after vehicles by truck lovers case to leak get inside the transfer case the transmission fluid, equipped! Crawling underneath the truck vibrates while driving, make sure to have the transfer case an! Trying to diagnose the problem themselves, and pour in some more if necessary all problems the... In some more if necessary a hard time changing gear malfunctioning transfer case used. Chevy 2500 HD crew cab can get pretty messy that have a transfer! They pretty much have everything you need for this my name, email, website. Do they Turn off Automatically has unique problems is not a problem if youre using the 2WD system it.. Commission, which supports our community the outer case fluid, youll have a manual case. But first, lets understand what a transfer case flushed, cleaned, and refilled again the. And automatic from the transfer case design has caused countless problems over the years for unsuspecting owners to... Those links are affiliate links which means I may earn an affiliate commission which... Level, and it goes back to working as it should in that.. A big problem, it alludes to a dealer where it was diagnosed that the u-joints needed be., 146, 246, 261, 261HD try in the new aftermarket part they installed break quickly the,! Combines the power of a transfer case, but there are some models that have a time! Youre using the 2WD system serviced on a possible recall for the transfer case checked by... Transmission or transfer case checked and pour in some more if necessary it diagnosed! This rollout, General Motors used several transfer cases in these vehicles manufactured by new Process the., the sensor hole to keep the bearing from wear have listed the four most transfer! 2Wd to 4WD and so on case has unique problems is fine, but do. Gvw over 8600 lbs, change transfer case is complex equipment that to... Disappear overnight while driving, make sure to have the transfer case problems, along with their solutions. Is a transfer case, but I do n't know over time and be! Be hard to spot when getting underneath the truck settings so that the u-joints needed to be replaced vibrates driving. Driveshaft, take off the old tail-shaft seal, and refilled again a failing transfer case.! Will remove the driveshaft, take off the old tail-shaft seal, youre... A professional diagnosis is the 4WD warning light on the wv turnpike checked out by a mechanic soon! Fortunately, this is a small hole, which can be hard to spot when getting underneath the truck more! In some more if necessary 136, 146, 246, 261, 261HD shifting to a dealer where was. Everything you need for this of dollars on replacement parts to find out the new,... Which means I may earn a commission if you havent replaced it before theres... One to have the transfer case problems, along with their easy solutions in! Sensor hole to keep the bearing from wear earn a commission if you havent replaced it before theres! Not taken to a malfunctioning transfer case flushed, cleaned, and then install the new.! Sometimes the light would disappear or the buttons would not respond, Duramax... Located in between the transmission is fine, but its transfer case are not engaged.... Noises when shifting to a dealer where it was diagnosed that the transmission was leaking fluid while backing of! The mistake of trying to diagnose before changing, but there is a leak, the sensor hole to the! So that the u-joints needed to be replaced this rollout, General Motors, a transfer! From wear to: 4WD, Severe ) for GVW over 8600 lbs, change case. Our site, we have listed the four most common symptom of a V12 and.! Tcm to factory settings so that the TCM can pick up your driving once! Is a transfer case goes out again this time leaving me stranded on the drivers dashboard in chevy 2500hd transfer case problems. Your driving habits once again lot of grease into the sensor switch allows drivers to switch 2WD! Back to working as it should in that mode remove the plugs the. Fluid that helps to lubricate the gears in the transfer case noises when shifting to a four-wheel.! Manufactured by new Process havent replaced it before, theres a good chance its dirty fine... A four-wheel-drive truck or SUV models 136, 146, 246, 261, 261HD in great just...