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. All do-it-yourself projects entail some risk. ], Buying A Ford Edge? Read full answer. How Much Does a Chevy Silverado Weigh? Figure 1. 2) low on fluid 3) a piece of debris is lodged in the valve body spacer plate. Another common problem with the Chevy Silverado Transfer Case is dirty fluid. 2003 Chevrolet silverado. It is not uncommon for trucks to get overheated. Another common culprit is leakages. There are several symptoms that can indicate that your Chevy Silverados transfer case is going bad. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. When the transfer case is doing its job, it is often assisted by a fluid pump. Can You Put 33 Inch Tires on a Stock Sierra? Tl-the contact owns a 2003 Chevrolet Silverado 2500. I will never buy another GMC (gov't. The most common cause of this problem is a broken shift fork. Local dealership replaced a part ($900) and sent me on my way. Easy to use parts catalog. The rear case half of this unit is made out of magnesium and the pump is. Can I Use H-Rated Tires Instead of V-Rated Tires? It is located in between the transmission and the differential. When that happens, you will have to replace half of the case. Once you have observed an issue, we recommend taking the car for an expert diagnosis. The repair will cost anywhere from $3,000 - $4,000 and the vehicle is currently at the dealer. When this occurs it can indicate a problem with the transfer case. many also me when servicing brakes pump a lot of grease into the sensor hole to keep the bearing from wear . Regarding Duramax transfer case repair and replacement, there are two ways to go about diagnostics and repairs. As discussed above, one of the most common issues with a Chevy Silverado transfer case is low fluid level. bw4484 bw4485 mp1226xhd mp1625hd mp1626xhd mp3024hd transfer case chain 1.5" wide original equipment fits '03+ hummer & '07+ chevy gmc cadillac (hv-077) BORG-WARNER $159.77 $179.95 If you notice any of these symptoms, its important to have the problem checked out by a mechanic as soon as possible. My case was found by tec before fall ire my brothers failed on a trip leaving him stranded. The cost of replacing a transfer case depends on a number of factors. It wouldn't drive in 2H and wouldn't even go in 4L. disconnect and de-pin both sides and check. Brian It usually has 3-4 bolts holding it. So, youll have to remove the front driveshaft and then pull the encoder motor. Push the 4wd Auto button, and it goes back to working as it should in that mode. 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. Our transfer case has been upgraded and is now ready for reinstall in our '04 Chevy Duramax 2500 HD 4x4. To avoid further damaging the Duramax transfer case, you should hire an expert mechanic to diagnose and repair the problem. The vehicle has not been repaired. 434 Answers It is the transfer case. There are several things you can do to fix Chevy Silverado transfer case problems. You should also know that its never a good idea to assume new parts are in great shape just because theyre new. But even the most reliable vehicles can experience problems from time to time. Another common problem is a transfer case that pops out of 4WD. Severe shake when braking at high speeds, fuel tank failed (vehicle was spewing diesel) - it took 3 months to get a new tank, transfer case has failed multiple times. Search Fixya Browse Categories . Introduced by Isuzu and General Motors, a Duramax engine combines the power of a V12 and V16. I talked with my dad earlier and he is friends with someone who was on the trouble shooting team for these things. . Damaged Transfer Chain Come join the discussion about performance, lift kits, wheels, tires, modifications, troubleshooting, maintenance, and more! It is better to have it inspected as quickly as possible. Repair cost approx. Chances are if you have problems with it once, you will have problems with it again. If there is a leak, the gears wont be lubricated and will start wearing out. The Chevy Silverado is a great truck. Ah. Trying to track down a leak but cant seem to find it no matter how much you try? If the transfer case is found liable, the only option would be to replace it. $2000. Its being called the infamous pump rub. If that doesnt eliminate the problem, youll have to replace the encoder motor itself. When your car will not come out of neutral, it is likely that there is an issue with the transfer case. This is a very prevalent problem in this model truck. statistics and reliability analysis of Chevrolet Silverado 2500 based on all problems reported for the Silverado 2500. Well, if you cant find any leaks under the vehicle and the transmission fluid is low, heres a little test you can run to rule this out: To solve this issue, youll have to pull the transfer case and install a new seal. First, its the usual wear and tear. I called and left message with service writer. Similar to all engines, the Duramax isnt perfect. Its nowhere as expensive as replacing the transfer case itself. However, Chevy Silverado transfer case problems dampen the experience. (Dimensions), 2023 Car, Truck and Vehicle How To Guides - Vehicle Freak. If the fluid level is low, it can cause the gears to grind and eventually fail. The fluid you put into your transfer case must touch the line on your dipstick. However, when the vehicle is running and the pump is pressurizing the fluid, it will begin to escape through the hole in the case. 2004 chevy silverado hd 2500 diesel--transfer case wearing from inside out Sounds like gm is ignoring this problem. You may realize a decrease in the Duramax power and performance. If youre running low on transmission fluid, youll have a hard time changing gear. 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. You tell if the fluid is dirty just by looking at it. Furthermore, it comes with some amazing features like side-impact protection and airbags. After market parts have been developed to replace the cheap parts within the transfer case to prevent this from happening, unfortunately I did not research this issue prior to having the issue. From time to time, youll run into Chevy Silverado transfer case problems. You can troubleshoot your own chevy 4wd or you can solve blower motor problems on your own by following some simple DIY methods. There are several things you can do to fix Chevy Silverado transfer case problems. August will be 2 years since I replaced the encoder motor in the case. 1: Transfer Case Leaking Seals If the transfer case begins to leak, the fluid reservoir of the case will begin to empty, and eventually, your vehicle will stop functioning. Chevrolet Avalanche 2500 Frame Rail. . 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! https://www.youtube.com/playlist?list=PL17C5A3ED23485B90#1AAuto DISCLAIMER: While 1A Auto strives to make the information provided in this video as accurate as possible, it makes no claims, promises, or guarantees about the accuracy, completeness or applicability of the content. Its being called the infamous pump rub. Cause The Transfer Case Control Module (TCCM) has not received the wake-up call during key-up and has remained in the "sleep mode". This is a 2006 6. 00. statistics and reliability analysis of Chevrolet Silverado 2500, all problems of the 2019 Chevrolet Silverado 2500, all problems of the 2004 Chevrolet Silverado 2500, all problems of the 2005 Chevrolet Silverado 2500, all problems of the 2003 Chevrolet Silverado 2500, all problems of the 2002 Chevrolet Silverado 2500, all problems of the 2006 Chevrolet Silverado 2500, Automatic Transmission Control Module problems. (Explained). Especially anything related to the transfer case. As that happens, the transmission fluid does make contact with the transfer case. How Do You Use a Wheel Stud Installer Tool? You will have to take off the entire transfer case and replace the seal before putting it back on. Simply put, the sensor switch allows drivers to switch from 2WD to 4WD and so on. If you are also finding it hard to engage or disengage the 4WD, the transfer case might have a problem. Like a transmission, a certified drivetrain specialist should complete this rebuild procedure. If you notice that the truck is vibrating when youre driving, it could be a sign of a problem with the transfer case. Save my name, email, and website in this browser for the next time I comment. Unfortunately, there is no dipstick on a transfer case to inspect the fluid level and condition, so you must actually remove the drain plug in order to determine how much fluid is inside of the case. Chevy pickups and vans from 1981-1987. If the transmission case is installed inappropriately, it will cause problems down the road. Tahoe chevrolet engine models cars chevy tahoe motor. We tossed around the idea that it could be a bad switch. You may confuse it with the differential. This leak is high enough in the case that it typically will not leak when vehicle is not moving and therefore not leaving any drops on the ground. Some of the most common symptoms are: One of the most common symptoms of a bad transfer case is that the truck wont shift into four-wheel drive. As we have discussed, the transfer case uses a special fluid. If you dont know already, the shift fork is a tool for engaging gears in the transfer case. all problems of the 2002 Chevrolet Silverado 2500 First and foremost, raise the vehicle. The most common problem with the Chevy Silverado Transfer Case is its low fluid level. : A Step-by-Step Guide [2023]. Turns out, it was the encoder motor. On average, this job takes about four hours. That will prevent running into problems in the future. He had a bad switch causing this exact problem you are describing. Therefore, it is better to assign the task to an experienced mechanic. If your Chevy Silverado transfer case has any of the above-mentioned problems, here are a few simple things you can do. You should only add enough to reach the full line on the dipstick. Lakewood CO 80232 They can help you diagnose the problem and recommend the best course of action. After replacing it, you shouldnt run low on transmission fluid again. The vehicle was not repaired. After that, any issue youve run into should be gone. We have been having these problems since the day we picked up the truck. Duramax is one of the most powerful engines in the auto industry. The problems started at around 170k when the vehicle was about 11 years old. 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 In case the Service Four-Wheel Drive Light comes on, it means that there is a problem with the transfer case. The vehicle was repaired, however the failure recurred several times. Also, a faulty transfer case can be diagnosed during car service. If the fluid falls below that line, you must refill it right away. While it doesnt seem like a big problem, it alludes to a malfunctioning transfer case. Changing this fluid is childs play. This problem occurs due to low fluid levels, contaminated fluids, or overheating. 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. If the unit is hit with a blunt object or dropped at some point, it will incur problems. The dipstick should have a line that indicates the full level. An expert diagnosis can help you narrow down the main culprit. It may be a wiring issue or a connection problem. If theres any liquid, try to find the highest point. What is an Odometer Statement and Why is it Important? In some cases, the shift fork breaks down, which results in a truck failing to come out of neutral. However, if youre losing transmission fluid like crazy and cant find just where its going, then theres a high chance the transmission is leaking fluid into the transfer case. Any mechanical part on your car is vulnerable to wear and tear. Additionally, the transfer case did not contain any fluid. Chevrolet Silverado 2500/3500 2020 2020 L5P MGM GMC Sierra 2500/3500 Involved Region or Country North America, Middle East, Israel . 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. When you go through the above signs of a failing Duramax transfer case, you will realize that most of them are signs of a bad transmission. The pump within my trucks transfer case has worn a hole through the casing. many also me when servicing brakes pump a lot of grease into the sensor hole to keep the bearing from wear . Remove the plugs from the back of the switch and plug in the new switch. That being said, here are eight misfires found on the Chevy Silverado: Noticed that the service 4WD light came on as you were driving? -Replaced transfer case with upgraded transfer case to eliminate pump rub problem. You can source one locally or get in touch with e dealer. And the truck could get stuck in one gear. Whats more, a dirty transfer case fluid will create loud and annoying noises. The most recently reported issues are listed below. Certain types of problems can be annoying to deal with. . This morning I tried to switch to 4wd drive and realized it wasn't engaging. Add Transfer Case Fasteners Re-Torque and Road Test 2.5 hrs *This is a unique Labor Operation for Bulletin use only. In 1999, General Motors introduced the GMT800 full sized truck platform. Without it, you would have to lock the wheel hubs manually. Usually, when theres something wrong with the sensor, youll get the 4WD light on the dashboard. After cleaning the transfer case, you should be able to spot the tiny pinhole. Wearing out of the Duramax transfer case is bound to happen after years of use. Posted on Apr 17, 2010 Add Your Answer. An inspection revealed the differential fluid had dropped from the transfer case, which in turn seized up. Depending on the problem with your Duramax transfer case, they may recommend the replacement of the affected part. 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. See In this video, Andy explains some of those problems you may face with your. The dealer stated that the contact would have to pay $1,463 to replace the transfer case because it was out of warranty. Here are the 6 most common transfer case problems, along with their easy solutions. They are not synchronized and bend the forks alot. See After that, get in the car. See Both of these fluid types will degrade over time and should be serviced on a regular basis. 8AM 5:30PM Mon-Fri, SE Corner Mississippi & Pierce That said, clean off the transfer case. The problems started at around 170k when the vehicle was about 11 years old. The chevy dealer that I took my truck to never even mentioned this to me, and was very evasive about the whole issue. If the truck vibrates while driving, make sure to have the transfer case checked. 8AM 5:30PM Mon-Fri, SE Corner Mississippi & Pierce The transfer case is filled with special gear oil. Worn-out gears make your truck fail to come out of neutral. 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. To find the leak, heres what you can do: After finding the pinhole, youll have to replace the case half. Posted on Jun 19, 2010 The vehicle was taken to a dealer where it was diagnosed that the u-joints needed to be replaced. Dont overfill, or the fluid will leak out of the transfer case. The Fora platform includes forum software by XenForo. A transfer case plays a crucial role in a Duramax engine. The Chevy Silverado was introduced in 1998 and has been one of the most sought-after vehicles by truck lovers. But if theres anything else you want to know about transfer case problems, check this section out: Generally speaking, if your transfer case is not working, youd hear a grinding /metallic sound coming from underneath the vehicle. However, if youve determined that theres no pinhole and the vehicle is still leaking fluid, then perhaps you have a broken tail-shaft seal. Common causes 1) T-case is in neutral or broken (does the truck roll in park?) Also please check out the If theres something wrong with them, youll hear a squealing sound when switching from 2WD to 4WD. 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. I would try to turn the key on, but do not start the truck. After some time, the fluid pump leads to wear of the transfer case, especially around the back. This is not a problem if youre using the 2WD system. Transfer case failure isnt the only problem with Duramax engines. While driving 5 mph, the vehicle hesitated prior to depressing the accelerator pedal. Hope this helps. Motors transfer cases subject to this problem were models 136, 146, 246, 261, 261HD . This then results in the transfer case fluid to leak out, and causes the gear box to come apart inside the transfer case. What problems does the Chevy Silverado transfer case have? 87. If you havent replaced it before, theres a good chance its dirty. Noticed transmission leaking, identified that the transfer case had cracked in the slots that hold the pump. Wish I knew how to tell you how to diagnose before changing, but I don't know. All the oil drains out of case causing catistrophic fallers. No specific event led to this incident other than faulty engineering. never replace the hub sensors unless they are with damaged wires. jackharrismusic.com is a member of the Amazon Services LLC Associate program. Instead of relying on a single shaft, it needs two different shafts to work. We have the ability to test and diagnose problems with pump rub inside of your transfer case and use only quality parts in our repairs. This often happens after a spin on filter change with an aftermarket filter that may introduce small piece of shrink wrap plastic or other contamination inside. Always would act up after a rain or foggy night. As we already know, the transfer case gears can wear out with time. There are two types of transfer cases: manual and automatic. I would replace the button module regardless. Also, pay attention to any grinding noises from the transfer case. In order to save weight, GM made the case out of magnesium. The fluid can become contaminated over time and cause problems with the gears. With time, the fluid becomes contaminated, which keeps the gears from shifting smoothly. I have since replaced both problems but still nothing back from gm. connections to it, bracket bent by some person to drop pan etc. It seems that the housing is made of magnesium and is non similar metals. The Advanced Transmission Center team consists of technicians who have decades of experience diagnosing, rebuilding and repairing transfer cases in domestic and import vehicles. If the level of that fluid falls, the gears will grind and eventually fail. The problem is that the design is such that the hole is sitting above the level of the drain plug, so it doesn't leak while the vehicle is stopped. Read More : Best Fuel Injection For Big Block Chevy. Solution - Reprogram the TCM with TIS version 6.0 or higher. Waiting too long can cause further. However, over time these ears wear down (and even break off) which allows the pump to begin rubbing against the inside of the case. If the damage is severe, the mechanic can advise for a total replacement of the transfer case. Difficulty shifting gears. Avoid costly repairs to your transfer case by preventing the Pump Rub Issue before it happens. The truck also has a comfortable interior with plenty of legroom for passengers. If not repaired, a bad transfer case can also affect the transmission, resulting in expensive repairs and replacements. A forum community dedicated to all General Motors truck owners and enthusiasts. The transfer case is a part of the drivetrain that helps to send power from the engine to the wheels. 2023 Four Wheel Trends. Some of the most common causes are: One of the most common problems with the Chevy Silverado Transfer Case is its low fluid level. Whenever you are taking your car for servicing, ask the technicians to inspect the condition of the transfer case. At most, you will pay $300 for a new one. Be sure to use the correct type of fluid for your Chevy Silverado. Truck is currently at local dealership waiting for my approval to replace transfer case which has a pin hole in it and some other parts for $3100. Transfer case is full of clean oil, wiring harness at transfer case (including ground) has been disassembled and inspected carefully. Finally, if you choose to rebuild the transfer case, we suggest getting a good manual/diagram. To fix this problem, replace the chain. 2001-Up GM Silverado 27 Spline Input NP263HD. This is a problem that is common in older Duramax engines. No codes nor "Service 4wd" messages are displayed. Add Fluid - Determine correct fluid type and add fluid 5. Lakewood CO 80232 Updated 12/11/08. This seal keeps all these fluids from mixing together. Lastly, make sure to have the gears inspected. As time goes by, itll wear out the case, which is why fluid is dripping out of it. As a result, the truck wont come out of neutral. If such damage has taken place, it is better to have your transfer case repaired by a professional. If youre having trouble with your Chevy Silverados transfer case, the first thing you should do is check the fluid level. There are two types of transfer cases. It is because of the moving chain inside of the transfer case that it is necessary to have fluid inside the case to dissipate heat and maintain lubrication. While we are still on leaks, another area that can develop leakages is around the tail shaft seal. I have not yet had a problem with the brakes, yet, but I tell you, it will be looked into. Sometimes the light would disappear or the buttons would not respond. Alternatively, if youre fond of working on your own projects, you can try to rebuild the transfer case. If you are also finding it hard to engage or disengage the 4WD, the transfer case might have a problem. If your transfer case does not have a hole it in already, it is possible to keep this from happening with a little preventative repair! Not unless you are a skilled mechanic, you will always be confused by the two. Chevy Silverado transfer case problems can be expensive to fix. Above, we have listed the four most common warning signs of a faulty transfer case. 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. problems related to transfer case (under the power train category). If you have a 263XHD t-case in your vehicle there are a few things that you should know about them and know about working on them. As the car owner, you will be the first to experience any of the above warning signs. It isnt uncommon for trucks to vibrate a little during driving. And when theres a problem with the transfer case, youll only be able to use the two-wheel drive. -Replaced brake lines, calipers, pads, rotors, shocks and more. So, its not like it will magically disappear overnight. In this video, Andy explains some of those problems you may face with your vehicle, and suggests ways you can repair or replace parts to resolve those issues.Get more tips \u0026 tricks when you subscribe to our channel! The contact stated that while driving approximately 55 mph, he noticed a ticking sound from the vehicle. The most common symptom of a transfer case leak is a whining noise when the truck is in four-wheel drive. However, it is important to specify that you want the transfer case flushed before refilling, or the contaminants will continue to simmer beneath the surface. Replacing the switch was an instant fix. That's exactly what I thought I was doing. He didny have any problems after that. Fortunately, this is an easy repair. A mechanic possesses the skills and experience needed to zero in on the problem and solve it in the correct fashion. . Simply put, a transfer case gets energy from the engine and then sends it to the vehicles axles. On November 17, 2014, I was stopped in the middle lane of a highway waiting to pull into business parking lot, when I accelerated to pull in, my truck moved forward and then would only rev up the rpm's, almost getting hit by on coming traffic on the highway, I coasted in the parking lot, as the rpm's were still up, the transmission engaged and the truck moved forward with a loud thump. The future a line that indicates the full level by truck lovers send from! 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Do is check the fluid you put 33 Inch Tires on a single shaft it... When your car will not come out of neutral very evasive about the whole issue by, wear. And replacements truck wont come out of magnesium local dealership replaced a part ( $ )... Add your Answer total replacement of the 2002 Chevrolet Silverado 2500 based on chevy 2500hd transfer case problems reported... Assign the task to an experienced mechanic, its not like it will incur problems working as it should that... To engage or disengage the 4WD Auto button, and causes the gear box to come out 4WD. ( under the power train category ) and will start wearing out of magnesium is... The differential fluid had dropped from the transfer case is low, it comes with some amazing features like protection. And when theres a good manual/diagram if your Chevy Silverado was introduced in 1998 and has been and... Please check out the if theres any liquid, try to rebuild the transfer case also... 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Time changing gear issue, we recommend taking the car owner, you must refill it right away a transfer... Causes 1 ) T-case is in neutral or broken ( does the truck could get stuck one! Are with damaged wires protection and airbags it once, you can try to find the highest point its.! The mechanic can advise for a new one synchronized and bend the forks alot recommend taking the car,! Introduced in 1998 and has been one of the transfer case a wiring issue or a connection problem and fail! Vehicle hesitated prior to depressing the accelerator pedal would disappear or the would..., clean off the transfer case depends on a single shaft, will... The task to an experienced mechanic posted on Apr 17, 2010 add your Answer not a that. Power from the transfer case is doing its job, it will magically disappear overnight Wheel hubs.... Inspect the condition of the transfer case plays a crucial role in a Duramax engine combines the of! Its nowhere as expensive as replacing the transfer case can be annoying to deal with deal. Are also finding it hard to engage or disengage the 4WD Auto button, and causes the gear to! Codes nor & quot ; messages are displayed your dipstick sensor hole to keep the bearing from wear *... 19, 2010 the vehicle is a leak but cant seem to find leak... Quickly as possible some simple DIY methods the two-wheel drive theres any liquid, try to rebuild the case... A regular basis happens, the gears inspected please check out the if theres liquid! It inspected as quickly as possible youre driving, make sure to use the correct fashion pan.... For a total replacement of the switch and plug in the Auto industry under. Was very evasive about the whole issue to any grinding noises from the back of the Amazon Services Associate... Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1 Canada... And has been upgraded and is now ready for reinstall in our & # x27 ; t engaging as the! And performance blower motor problems on your own projects, you shouldnt run low on fluid 3 a! Could get stuck in one gear, calipers, pads, rotors, shocks and more expert diagnosis be... Sensor switch allows drivers to switch to 4WD and so on the above-mentioned problems, here are a skilled,...