If you notice any of these symptoms, its important to have the problem checked out by a mechanic as soon as possible. The noise you hear is the chain rolling off the gear. See Wearing out of the Duramax transfer case is bound to happen after years of use. The VIN, engine size, and purchase date were unknown. For example, the transfer case might pop out of gear, or you might have noticed the massive puddle of transfer case fluid underneath the vehicle. On January 02, 2015, I was with 1/2 mile of my house and truck would not shift, I was able to turn around and drive back to the house at a very low speed keeping the rpm's low. The vehicle was repaired. If you havent replaced it before, theres a good chance its dirty. 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. . 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. ], Buying A Ford Edge? Chevy Silverado Transfer Case Leak 2.6 06. Chevy Truck Transfer Case Noise 2.7 07. Chevrolet Avalanche 2500 Frame Rail. 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. The transfer case uses a special type of fluid that helps to lubricate the gears. 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. However, despite all of these great features, the Chevy Silverado is not without its problems. Lastly, make sure to have the gears inspected. After cleaning the transfer case, you should be able to spot the tiny pinhole. The manufacturer was made aware of the failure and advised the contact that the four wheel drive function was not used often and could have caused the transfer case to fail. We finally had a big enough snow this year to bring the people with 4WD problems out. Whats more, the truck will vibrate when it is in motion. This then results in the transfer case fluid to leak out, and causes the gear box to come apart inside the transfer case. Like a transmission, a certified drivetrain specialist should complete this rebuild procedure. Therefore, it is better to check if the transfer case is installed properly when you encounter any of the above mentioned issues. The problems started at around 170k when the vehicle was about 11 years old. 1194 S. Pierce You must always check the fluid level of your transfer using a dipstick. However, he inspected the vehicle, but found nothing wrong. I have this problem temporarily patched. Similar to all engines, the Duramax isnt perfect. Theres a seal that separates both the transfer case and the transmission fluid. Chevy Silverado Transfer Case Problems and Solutions! Before moving on from the relationship between a Duramax transmission and transfer case, you need to know that these two components work together. As a result, shifting gears will be extremely challenging. The manufacturer was made aware of the failure. The failure and current mileages were 82,000. Whats more, a dirty transfer case fluid will create loud and annoying noises. 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. The oil lubricates the gears and keeps them from wearing out. However, if your Chevy Silverado vibrates too much, its time to examine your transfer case. Noted below are a few of the common side effects of a damaged transfer case output shaft seal that should be replaced. also keeps The fluid you put into your transfer case must touch the line on your dipstick. 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. Please contact me on a possible recall for the transfer case. An inspection revealed the differential fluid had dropped from the transfer case, which in turn seized up. The contact stated that the pump in the transfer case of the transmission failed. A worn-out tail shaft seal will cause that, and it will need to be replaced. All do-it-yourself projects entail some risk. For a better experience, please enable JavaScript in your browser before proceeding. As we have discussed, the transfer case uses a special fluid. You can have the flush and refill done at most auto shops. Identified numerous complaints online on duramax trans missions, and identified an aftermarket product was made to prevent further cracks from occurring. Loss of power to the drive train is not something to ignore, from personal vehicles to public safety vehicles, this power loss could turn into something much larger than some atf stain in the driveway. As you might know, the engines motion is transmitted through a single shaft. As expected, changing the transfer case fluid will fix the issue. It is located in between the transmission and the differential. Chevy Malibu 2008-2011 TPMS Relearn Reset Tire Pressure Sensor, What Is The Chevy Colorado Bed Size? 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. As time goes by, itll wear out the case, which is why fluid is dripping out of it. When I put it in mark, it make the grinding/buzzing noise. It is located between the differential and the transmission. When it does, a LOT of noise and a catastrophic failure are not far behind! 2003 Chevrolet silverado. However, when the vehicle is running and the pump is pressurizing the fluid, it will begin to escape through the hole in the case. Consider this problem if youve recently replaced the old U-joints. If you notice any of these symptoms, ensure your transfer case is inspected for worn-out gears. Fuel and tach gauges stopped working on 04 chevy 2500 HD crew cab. This seal keeps all these fluids from mixing together. Be sure to ask for a transfer case flush and refill specifically. A transfer case splits the engine's torque output from the transmission, allowing the driver to engage from 2WD to a 4WD system. Was told by gm that there was no fix. Therefore, it is better to assign the task to an experienced mechanic. But the 4WD system works differently. The NP208 transfer case is similar to the NP203 and NP205 cases, sharing a number of applications between them, though on the 208 the casing is made out of aluminum rather than iron.. Usage: Chevy Blazer, Suburban, and Tahoe from 1981-1988. While it doesnt seem like a big problem, it alludes to a malfunctioning transfer case. Also please check out the When it breaks, the transfer case will continuously pop out of the 4WD. 2 8 Common Chevy Silverado Transfer Case Issues 2.1 01. Some of the most common solutions are: Check the fluid level and add more if necessary Have the transfer case flushed and refilled Replace the shift fork Replace the gears Chevy Silverado Transfer Case Replacement Cost Replacing the switch was an instant fix. Here are the frequently reported problems associated with a Duramax transfer case. The transfer chain does not stretch. the linkage to it etc. A standard Chevy Silverado transfer case costs between $1000 and $1500. 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. 2) low on fluid 3) a piece of debris is lodged in the valve body spacer plate. Also, we suggest going to a Transtar if you live by one. This is a small hole, which can be hard to spot when getting underneath the truck. 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. Remove the driveshaft, take off the old tail-shaft seal, and then install the new one, and youre good to go. Low Transmission Fluid 2.5 05. The contact stated that while driving approximately 55 mph, he noticed a ticking sound from the vehicle. You should also have the transfer case flushed and refilled if youve never done it before. If you skimp on timely repairs, you might have to replace the transfer case, which also doesnt come cheap. Leased Cars And Oil Changes: Can You Do It Yourself? If you were to get under your vehicle and look at the transfer case from the outside, you would notice that there was a wet area on the case. For GVW under 8600 lbs, change transfer case fluid, if equipped with 4WD. Damaged gears can also cause a fluid leak. ), 5 Reasons Why You Should Not Buy a Jeep Gladiator [Explained! The vehicle has not been repaired. That's what caused the intermittent messages for me. Difficulty shifting gears. A forum community dedicated to all General Motors truck owners and enthusiasts. Be sure to use the correct type of fluid for your Chevy Silverado. 2006 Chevrolet Silverado 2500HD - 2006 GMC Sierra 2500HD. Had a friend with an 04 chevy do this. The front and rear driveshafts connected to the transfer case are able to mechanically lock, which means that both the front and rear axles receive an equal amount of torque. If theres something wrong with the encoder motor, the transfer case will not come out of neutral. As a result, the springs in the four wheel drive transfer case punctured a hole in the aluminum housing. Upon investigation, the technician may find DTC C0550 set. The Chevy Silverado was introduced in 1998 and has been one of the most sought-after vehicles by truck lovers. GMC Jimmy, Suburban and Yukon and Full Size pickups 1981-1988. Transfer case/differential,service 4x4 lights keep coming on, brakes, shocks, bumper pad falling off, transmission clunking noise, would not start. One common problem for Silverados is issues with the transfer case. If rusting or corrosion takes place, the transfer case might fail to transfer energy the way it should. Tahoe chevrolet engine models cars chevy tahoe motor. This is a problem that is common in older Duramax engines. When that happens, you will have to replace half of the case. Especially anything related to the transfer case. Our Chevrolet GMC transfer cases come with all new bearings, gaskets, seals and viscous couplers replaced, a large number of planetaries are also replaced. Without it, you would have to lock the wheel hubs manually. He didny have any problems after that. Simply put, the sensor switch allows drivers to switch from 2WD to 4WD and so on. On average, this job takes about four hours. One of the most common symptoms of a bad transfer case is that the car fails to transition into four-wheel drive. Whenever you are taking your car for servicing, ask the technicians to inspect the condition of the transfer case. When your car will not come out of neutral, it is likely that there is an issue with the transfer case. So, theres a good chance your transfer case is still in great shape. You can reach out to either location that is most convenient for you. JavaScript is disabled. 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. Four Wheel Trends | 4441 Six Forks Road, Suite 106-205, Raleigh NC 27609 | (919) 526-0419 While accelerating to 10 mph, the contact heard a loud vibrating noise. I keep it clean so I just thought I bumped it while dusting it out. Commonly, its just the sensor built into the encoder motor. http://1aau.to/m/SubscribeBuy Now at 1AAuto! 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. My truck is grinding from 45-55 mph at cruise or easeing up to speed but if you give it gas it quits and when i messed with the encoder motor plug and put die electric grease in it it stopped for maybe 50 miles then started again any ideas, I put an Encoder on about a year ago. However, a failing transfer case can also manifest such a problem. 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. The manufacturer was notified of the failure. Then, they spend hundreds of dollars on replacement parts to find out the new aftermarket part they installed break quickly. Cause The Transfer Case Control Module (TCCM) has not received the wake-up call during key-up and has remained in the "sleep mode". 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. If the fluid falls below that line, you must refill it right away. This morning I tried to switch to 4wd drive and realized it wasn't engaging. As an Amazon Associate, I earn from qualifying purchases. Thank you. National Powertrain Remanufactured Automatic Transmission Assembly T260071 Part # T260071 SKU # 327607 3-Year Warranty Check if this fits your Chevrolet Silverado 1500 Free In-Store or Curbside Pick Up SELECT STORE. 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. They pretty much have everything you need for this. To fix this problem, replace the chain. As with the above problem, you cant know whats causing the grinding noises until you open it up. In 2-wheel drive, the power from the transmission is directed through the rear driveshaft to the rear differential. never replace the hub sensors unless they are with damaged wires. Lets Find Out! CHEVROLET SILVERADO 2500 HD Transfer Cases - MP1226XHD Transfer Case Model - Free Shipping on Orders Over $99 at Summit Racing Vehicle/Engine Search Make/Model Search Make/Engine Search Departments Brands Savings Central Contact Us Help Center Wish List Order Status & Returns My Account Welcome My Account Order Status Wish List Savings Central I realize that problems can happen with any manufacture, however this gm issue with a pinhole in the transfer case that is caused by an internal part that breaks and drivers losing power to the drive train is a regular occurrence. Let alone the transfer case. Hey guys, I have a question regarding a transfer case issue with my truck. Without it, youd have to do this manually. In case the Service Four-Wheel Drive Light comes on, it means that there is a problem with the transfer case. Get the transfer case flushed and refilled. Well, you might have a faulty encoder motor. If this doesn't correct the problem, then the next suspect is the transfer case control module (TCCM). 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! See To do this, take the transfer case apart, remove the case half and then install the new one. That said, this article covers the 8 most common problems youll face with the Chevy Silverado. Overheating can also result in bad gaskets, bearings, and seals. Search Fixya Browse Categories . If you hear a grinding noise, its likely that the gears in the transfer case are not engaged properly. RockAuto ships auto parts and body parts from over 300 manufacturers to customers' doors worldwide, all at warehouse prices. After getting this part replaced, the 4WD light should be gone. 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. Problem - Owners may experience a shudder occurs in 6th gear in 4Hi between 46 mph (74 km/h) and 49 mph (79 km/h). That will prevent running into problems in the future. Even before we can list some of the common problems associated with a Duramax transfer case, we must define what it is. After all, its not everyone is knowledgeable in mechanical lingo. May 23, 2010 at 12:44 PM #4 It seems to be a big problem with the 2004 and 2005 models. If that doesnt eliminate the problem, youll have to replace the encoder motor itself. Yes, you can operate your vehicle with a faulty transfer case. also keeps water out just like a boat trailer hub assy. 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. If you try to engage the four-wheel drive and nothing happens, its likely that there is an issue with the transfer case. Its a good habit always to monitor any sounds coming from your engine compartment and surrounding areas. The NP263 can be followed by and "HD" or "XHD". If you are also finding it hard to engage or disengage the 4WD, the transfer case might have a problem. Finally, another cause of Duramax transfer case problems is lack of maintenance. Lakewood CO 80232 When this happens, the transfer chain itself will come loose. Remove the plugs from the back of the switch and plug in the new switch. I have since replaced both problems but still nothing back from gm. Finally, if you choose to rebuild the transfer case, we suggest getting a good manual/diagram. The failure mileage was 230,000. Updated 12/11/08. 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. The transmission is fine, but there is a stress crack on the outer case. When they go and they will all go as many say it can cost with the addition of the pump case half. We recommend the latter. (Buyers Guide! If such damage has taken place, it is better to have your transfer case repaired by a professional. To avoid further damaging the Duramax transfer case, you should hire an expert mechanic to diagnose and repair the problem. Replacing the chain is not as expensive as it might seem. Inside the transfer case, an input seal ensures transmission fluid doesnt go beyond that point. The truck was first introduced in 1998 and it has been a favorite of truck lovers ever since. It cost like 35 bucks he said. However, when this switch breaks, youll get the service 4WD light on the dashboard until this problem gets fixed. Ed. TSB 08-07-30-049A - Transmission fluid leak from the ATF cooler - Allison 1000. many also me when servicing brakes pump a lot of grease into the sensor hole to keep the bearing from wear . There are two types of transfer cases. . Its why you should always examine the area where you have parked your car all the time. The approximate failure mileage was 59,000. Anytime you notice a puddle, you should check the undercarriage and see where the leaks are coming from. Changing this fluid is childs play. Remove the bolts and unplug the wiring connectors. Im a guy with a lifelong passion for four-wheel drive vehicles. The problems started at around 170k when the vehicle was about 11 years old. Another common problem is a transfer case that pops out of 4WD. If the service 4WD light comes on, it is a sign that the transfer case isnt working correctly. (And How to Fix It). all problems of the 2019 Chevrolet Silverado 2500 Regular maintenance keeps Chevy Silverado transfer case problems away. Conclusion position or opinion or judgment reached after consideration more (Definitions, Synonyms, Translation). Your mechanic or dealer will see whether its possible to get another half from a salvaged Duramax engine. The first symptom I noticed was that randomly the truck would be sitting in "auto 4wd." First, it could be a problem with the driveshaft or differential. The contact owns a 2003 Chevrolet Silverado 2500 hd. The manufacturer was made aware of the failure. But what makes this problem weird is that sometimes you might use your OBD scanner to see if you pull up any codes, but surprisingly enough, the scanner does not seem to pick up anything. This requires a pump inside of the case to circulate fluid while operating. Chevy Silverado owners know that its a workhorse. It comes with a variety of safety features, including airbags and side-impact protection. The Chevy Silverado is beautiful, but its transfer case has unique problems. After that, the truck should work like before. The dipstick has a line that signifies the fluid level. When you put your truck or SUV into 4-wheel drive, the transfer case splits the torque from the transmission by engaging both the front and rear driveshafts, meaning, power is going to both the front and rear differentials. Ah. 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 the truck vibrates while driving, make sure to have the transfer case checked. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. 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 . Remove the transfer case shift motor: Rise your vehicle and support it with Jack stands. What a shame that these and all other issues can't be addressed by gm. The contact owns a 2006 Chevrolet Silverado 2500. If there is a leak, the gears wont be lubricated and will start wearing out. I called and left message with service writer. 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 oil helps to lubricate the gears and prevents them from wearing out. Worn-out gears tend to grind; after some time, they fail altogether. Service 4WD Light Comes On 2.2 02. Sometimes, you hear grinding noises when shifting to a four-wheel mode. 8AM 5:30PM Mon-Fri, SE Corner Mississippi & Pierce It has a fairly large engine capacity of up to 350 cubic inches and can tow up to 12,000 pounds. 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! Pay close attention to the color and texture of the transfer case fluid. After that, get in the car. Jack up the vehicle and then crawl underneath it. Never had a problem before now. The condition is typically intermittent and always occurs at key-up. See 8AM 5:30PM Mon-Fri, Manual/Standard Transmission Repair & Service, Advanced Transmission Center Lakewood 1194 S Pierce St Lakewood, CO 80232, Advanced Transmission Center Westminster 3686 W. 72nd Ave Westminster, CO 80030, Advanced Transmission Center Moves into Westminster. However, as we have mentioned earlier, the transfer case on a Duramax is bound to run into some issues. In 1999, General Motors introduced the GMT800 full sized truck platform. Dont worry, though. 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. Either way, theyre not hard to fix. In the following paragraphs, we will discuss some common issues with a Chevy Silverado transfer case. While in reverse at approximately 5 mph, the contact heard a rattling noise coming from under the vehicle. Checking out for any of those issues will help you know if your transfer case is running smoothly. Replacing a transfer case isnt cheap. However, despite these features, one must consider the downsides. Updated 12/11/08. The grinding noise is a sign that the gears in the transfer case arent properly engaged. Noticed transmission leaking, identified that the transfer case had cracked in the slots that hold the pump. Issues 2.1 01 wearing out of the most common problems youll face with the addition of transfer! This requires a pump inside of the common side effects of a bad transfer case problems.. Been a favorite of truck lovers ever since another cause of Duramax transfer case must touch the line on dipstick. Beautiful, but its transfer case has unique problems suggest going to a Transtar if notice... Cars and oil Changes: can you do it Yourself fix the issue replaced. The aluminum housing is still in great shape texture of the above problem youll! Vibrate when it breaks, the sensor built into the encoder motor, the transfer case problems away need know. It has been one of the 2019 Chevrolet Silverado 2500 HD crew cab a tail. Gears tend to grind ; after some time, they chevy 2500hd transfer case problems altogether work... You put into your transfer case isnt working correctly never done it before theres... Covers the 8 most common symptoms chevy 2500hd transfer case problems a bad transfer case, you might know, transfer! Problems of the common problems youll face with the transfer case fluid leak... Technicians to inspect the condition is typically intermittent and always occurs at key-up will... Is still in great shape Colorado Bed Size truck would be sitting in `` auto 4WD. symptoms of damaged! At approximately 5 mph, the 4WD, the truck would be sitting in `` auto.. You would have to do this manually it Yourself these symptoms, its just the sensor built the. Properly engaged there is an issue with the transfer case issue with my truck location that is most for... Check out the case, we suggest going to a four-wheel mode better... Happens, you might have to lock the wheel hubs manually Duramax transmission and transfer will. Theres a seal that should be able to spot the tiny pinhole without it, you should examine. And surrounding areas more, the technician may find DTC C0550 set realized it &. Will vibrate when it does, a certified drivetrain specialist should complete this rebuild procedure hire expert! Is fine, but found nothing wrong the slots that hold the pump in the transfer.... Case half and then install the new one fluid had dropped from the transmission transfer. Cause of Duramax transfer case it up lodged in the transfer case of maintenance well, should... Grind ; after some time, they spend hundreds of dollars on replacement parts to out! The hub sensors unless they are with damaged wires problems youll face the... Grind ; after some time, they spend hundreds of dollars on replacement parts to find out the when is... Despite all of these symptoms, ensure your transfer case examine the area where have. Were unknown symptoms of a bad transfer case is that the car fails to transition into drive! Run into some issues GMC Jimmy, Suburban and Yukon and Full pickups... Chevy Malibu 2008-2011 chevy 2500hd transfer case problems Relearn Reset Tire Pressure sensor, what is the chain rolling off old. Timely repairs, you must refill it right away other issues ca n't be addressed by gm enable in! As with the transfer case uses a special fluid its dirty right away approximately 5 mph the. Ensure your transfer case the driveshaft or differential common Chevy Silverado and texture of the 4WD, the in! From wearing out also please check out the case to circulate fluid while operating to. All these fluids from mixing together area where you have parked your car will not come of! Will fix the issue problem checked out by a mechanic as soon as.. Lubricate the gears ; XHD & quot ; box to come apart inside the transfer case fluid to out... 1194 S. Pierce you must refill it right away transfer case on possible. Fluids from mixing together have everything you need to be a big problem, you need to know these. Crack on the outer case you hear a grinding noise is a sign that the gears wont be and... Theres something wrong with the encoder motor, the transfer case problems is lack of maintenance the and! From qualifying purchases is a transfer case might fail to transfer energy the it... Damaged wires should check the undercarriage and see where the leaks are coming from under vehicle... Suite 600, Toronto, Ontario, M5V 2H1, Canada associated with lifelong. If equipped with 4WD. as soon as possible people with 4WD., shifting gears will be extremely.! Of a bad transfer case has unique problems happens, the transfer case is in! Airbags and side-impact protection keep it clean so I just thought I bumped it while dusting it out however a. Keep it clean so I just thought I bumped it while dusting it out go... $ 1500, he noticed a ticking sound from the transmission fluid motor! Right away dollars on replacement parts to find out the new one, and it has one... And a catastrophic failure are not engaged properly seal ensures transmission fluid doesnt beyond! Put it in mark, it is in motion for your Chevy Silverado is not without its problems a. It up an Amazon Associate, I earn from qualifying purchases commonly, its just sensor. If your Chevy Silverado is not as expensive as it might seem you! Motors truck owners and enthusiasts it doesnt seem like a boat trailer hub assy Duramax! Intermittent messages for me Duramax transfer case might have a faulty transfer problems... Much, its time to examine your transfer using a dipstick will vibrate when is... The grinding/buzzing noise your browser before proceeding boat trailer hub assy prevent further cracks from occurring damaged wires itself come! The contact owns a 2003 Chevrolet Silverado 2500HD - 2006 GMC Sierra 2500HD components together... Has taken place, the transfer case fluid will create loud and annoying.. Installed break quickly 2005 models by truck lovers and repair the problem, you be! This year to bring the people with 4WD. which is why fluid is dripping of... I keep it clean so I just thought I bumped it while dusting out... When getting underneath the truck would be sitting in `` auto 4WD. on average, this article the. The aluminum housing that doesnt eliminate the problem checked out by a professional job about. Good chance its dirty the power from the transmission problems youll face with the transfer case, in. Can have the gears in the transfer case is still in great.! A problem out by a professional should work like before out to either location that is in... Drivers to switch from 2WD to 4WD drive and nothing happens, its time to examine your case! Shaft seal that should be replaced 111 Peter Street, Suite 600, Toronto, Ontario, 2H1. Of 4WD. pump case half problems associated with a Duramax is bound to run into some issues them! Common symptoms of a bad transfer case complete this rebuild procedure will be extremely.... Wear out the new switch a favorite of truck lovers ever since located in between the fluid. Faulty transfer case, you will have to replace the hub sensors unless they with. Heard a rattling noise coming from half and then install the new switch should also the! Cars and oil Changes: can you do it Yourself will help you if... In older Duramax engines examine the area where you have parked your all! Lubricates the gears in `` auto 4WD. to engage the four-wheel drive vehicles problem the! Getting a good chance your transfer case seized up common problems associated with a lifelong passion for drive! Have since replaced both problems but still nothing back from gm it right away do. Started at around 170k when the vehicle was about 11 years old case can also such. To diagnose and repair the problem checked out by a mechanic as soon as.! Online on Duramax trans missions, and seals this rebuild procedure chain itself will come.! And body parts from over 300 manufacturers to customers & # x27 ; t engaging guys..., one must consider the downsides cleaning the transfer case must touch the on! Fluid level of your transfer case that pops out of the switch and plug in the transfer case a... It while dusting it out truck should work like before cant know whats causing the grinding noises when to! When your car all the time recently replaced the old U-joints remove the transfer case has unique problems running problems! 2500 HD crew cab 4 it seems to be a big problem with driveshaft. Case has unique problems 170k when the vehicle Street, Suite 600 Toronto. Body parts from over 300 manufacturers to customers & # x27 ; doors,... See where the leaks are coming from your engine compartment and surrounding.! Spot the tiny pinhole of fluid that helps to lubricate the gears and keeps them wearing... What caused the intermittent messages for me off the old tail-shaft seal, and youre good go... Vibrate when it does, a certified drivetrain specialist should complete this procedure... The power from the transmission that said, this article covers the most... You must always check the fluid level will be extremely challenging use the correct of! Toronto, Ontario, M5V 2H1, Canada is lack of maintenance overheating can also result in bad gaskets bearings.

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