First, its the usual wear and tear. Everything I have researched has led to issues in both problems. Repair cost approx. If youre having trouble with your Chevy Silverados transfer case, dont hesitate to take it to a mechanic. It is located between the differential and the transmission. 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. As an Amazon Associate, I earn from qualifying purchases. 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. After that, locate the transfer case. Change transfer case fluid (Applies to: 4WD, Severe) Drain and fill engine cooling system (or every 5 years, whichever comes first). all problems of the 2003 Chevrolet Silverado 2500 This is a very prevalent problem in this model truck. Weve seen many Chevy truck owners get new aftermarket parts only to run into several issues right after the assembly process. The Chevy Silverado is beautiful, but its transfer case has unique problems. General Motors and Chevrolet, NP (New Process) 246 Transfer Case Common Problems and Solutions. Fortunately, this is a project that can be carried out in the comfort of your garage. Transfer case develops hole from pump inside on my 2004 chevy 2500 hd duramax. The approximate failure mileage was 59,000. : A Step-by-Step Guide [2023]. Finally, replace the sensor inside. As time goes by, itll wear out the case, which is why fluid is dripping out of it. 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. It looks like a window motor and it sits on the rear of your transfer case. Transfer case failure isnt the only problem with Duramax engines. After that, the truck should work like before. 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 vehicle was picked up and towed by the dealer where the vehicle was purchased and diagnosed that the transfer case needed to be replaced. Transfer case develops hole from pump inside on my 2004 chevy 2500 hd duramax. These units either carry Auto-Trak II fluid or automatic transmission fluid. However, over time these ears wear down (and even break off) which allows the pump to begin rubbing against the inside of the case. Gm has known about this an offered no help. all problems of the 2004 Chevrolet Silverado 2500 Both of these fluid types will degrade over time and should be serviced on a regular basis. It comes with a variety of safety features, including airbags and side-impact protection. However, he inspected the vehicle, but found nothing wrong. http://1aau.to/m/SubscribeBuy Now at 1AAuto! So, the only way to get rid of this annoying problem is to replace the switch itself. Consider this problem if youve recently replaced the old U-joints. In order to save weight, GM made the case out of magnesium. The rear case half of this unit is made out of magnesium and the pump is made out of aluminum, which is a stronger metal than magnesium. (Applies to: 4WD, Severe) For GVW over 8600 lbs, change transfer case fluid, if equipped with 4WD. The dealer stated that the contact would have to pay $1,463 to replace the transfer case because it was out of warranty. An expert diagnosis can help you narrow down the main culprit. This seal wears out after some time. You shouldnt drive your Duramax engine if you are experiencing car trouble. Another common culprit is leakages. My case was found by tec before fall ire my brothers failed on a trip leaving him stranded. It just won't go in 4L. Doing that ensures you keep the replacement costs low. Lastly, make sure to have the gears inspected. Material Needed Flat-blade screwdriver or plastic trim removal tool for un-clipping dashboard tabs Step 2 - Check the dashboard warning light (TCCM) 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! Finally, if you choose to rebuild the transfer case, we suggest getting a good manual/diagram. In this video, Andy explains some of those problems you may face with your. If you encounter such an issue, contact a mechanic right away. As that happens, the transmission fluid does make contact with the transfer case. One minute youre going down the road blasting your favorite song, and everything seems to be going well until you hear a terrible humming noise coming from your vehicle. I have service records showing all the repairs. Cover this product: 4-Year Auto Accessory Protection Plan $18.99 Learn more Therefore, it is better to check if the transfer case is installed properly when you encounter any of the above mentioned issues. He just changed it in hopes that was the problem. 2022, CarProblemZoo.com All rights reserved. If theres any liquid, try to find the highest point. When this occurs it can indicate a problem with the transfer case. 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. In case the Service Four-Wheel Drive Light comes on, it means that there is a problem with the transfer case. These are in the chevy and gmc 2500's and 3500's After a good bit of grief, money, frustration and learning a good bit about the 263XHD t-case issues my tow rig is finally fixed. It is minimal, so it might take some time. When it comes to safety and comfort, the Chevy Silverado is one of the best trucks on the market. 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. So, youll have to remove the front driveshaft and then pull the encoder motor. In my case this happened on a residential street, if it would have happened on highway it could have resulted in a very bad accident. If you add too much, it will overflow and leak out. Let alone the transfer case. 87. Your mechanic or dealer will see whether its possible to get another half from a salvaged Duramax engine. 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. The oil lubricates the gears and keeps them from wearing out. There are several things you can do to fix Chevy Silverado transfer case problems. Posted on Jun 19, 2010 -2004 Silverado 2500HD, reconstructed title, passed inspection, no dash lights are on. Some people make the mistake of trying to diagnose the problem themselves, and the results can be disastrous. This platform was used through the 2007 model years and included the Chevrolet Silverado / GMC Sierra pickups, the Chevy Tahoe / GMC Yukon SUVs, and the Chevy Suburban / GMC Yukon XL full size SUVs. The vehicle has not been repaired. This then results in the transfer case fluid to leak out, and causes the gear box to come apart inside the transfer case. Were you going down the road this morning only to realize that the transfer case keeps popping out of gear? The contact stated that while driving 70 mph, without warning, the vehicle felt like it was not in gear. The vehicle was taken to a dealer where it was diagnosed that the u-joints needed to be replaced. 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. If youre running low on transmission fluid, youll have a hard time changing gear. The fluid you put into your transfer case must touch the line on your dipstick. You will also find out how you can track down the root of the problem and fix it yourself. Sometimes the light would disappear or the buttons would not respond. If the fluid level is low, it can cause the gears to grind and eventually fail. If you drive a GM / Chevrolet truck or SUV built between the years of 1999 and 2007, this is an issue that you want to address before it becomes a truly expensive repair. Its a good habit always to monitor any sounds coming from your engine compartment and surrounding areas. Push the 4wd Auto button, and it goes back to working as it should in that mode. However, Chevy Silverado transfer case problems dampen the experience. Figure 1. Alternatively, you can take your car to the dealer. Be sure to ask for a transfer case flush and refill specifically. Without it, you would have to lock the wheel hubs manually. Chevy Silverado owners know that its a workhorse. Tl-the contact owns a 2003 Chevrolet Silverado 2500. A damaged shift form wont engage the gears. The transfer case is a part of the drivetrain that helps to send power from the engine to the wheels. 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! all problems of the 2005 Chevrolet Silverado 2500 However, if that doesnt work out for you, you might have to reset the transmission control module. 1995 Chevrolet Silverado cesspool. If yours does better get it in soon. It isnt uncommon for trucks to vibrate a little during driving. Replacing the switch was an instant fix. 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. Lets delve deeper and examine some transfer case problems in the Chevy Silverado. Updated 12/11/08. Would start the truck and the buttons would show everything except 2wd, which is how I left it. As a result, the springs in the four wheel drive transfer case punctured a hole in the aluminum housing. This requires a pump inside of the case to circulate fluid while operating. Overheating can also result in bad gaskets, bearings, and seals. Pay close attention to the color and texture of the transfer case fluid. Identified numerous complaints online on duramax trans missions, and identified an aftermarket product was made to prevent further cracks from occurring. 2004 chevy silverado hd 2500 diesel--transfer case wearing from inside out While it doesnt seem like a big problem, it alludes to a malfunctioning transfer case. See 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. 87K views 3 years ago General Motors and Chevrolet, NP (New Process) 246 Transfer Case Common Problems and Solutions. 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. That said, clean off the transfer case. As an avid 4x4 enthusiast, I often mention and link to various products and gear I use. The truck also has a comfortable interior with plenty of legroom for passengers. many also me when servicing brakes pump a lot of grease into the sensor hole to keep the bearing from wear . also keeps water out just like a boat trailer hub assy. Assume those links are affiliate links which means I may earn a commission if you click and buy. The transfer case is filled with special gear oil. This is not a problem if youre using the 2WD system. While in reverse at approximately 5 mph, the contact heard a rattling noise coming from under the vehicle. Its nowhere as expensive as replacing the transfer case itself. Like I said, it does seem to me to be electrical and it sounds like you guys agree with that. Dirty fluid is dark in color, and it has a gritty texture. This is a serious problem that should be fixed by a mechanic as soon as possible. Without it, youd have to do this manually. All do-it-yourself projects entail some risk. Detailed inspection procedures and each unit is factory pressure tested and comes with a no hassle warranty. Service 4WD Light Comes On 2.2 02. Chevy pickups and vans from 1981-1987. There are several things you can do to fix Chevy Silverado transfer case problems. Instead of relying on a single shaft, it needs two different shafts to work. Problem - Owners may experience a shudder occurs in 6th gear in 4Hi between 46 mph (74 km/h) and 49 mph (79 km/h). This could cause real danger to owner if this happened in adverse conditions. Chances are if you have problems with it once, you will have problems with it again. Please contact me on a possible recall for the transfer case. The manufacturer was notified of the failure. But the 4WD system works differently. Conclusion position or opinion or judgment reached after consideration more (Definitions, Synonyms, Translation). 2 or 3 months ago started having issues again. Slide under and locate the transfer case motor. If the fluid is dirty, it is better to have the transfer case flushed, cleaned, and refilled again. 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