Oftentimes, rebuilders are adding a ground strap to the transmission itself thinking this will cure the issue. You … I also posted on another forum and apparently it's not the Torque Converter as if it wasn't disengaging the truck would be stalling (I'm not much of a mechanic) To add a bit of context, this is my 4th superduty. Thanks Dan lotsofknots, Oct 7, 2016 #1. So, I am stuck with a bad torque converter. When they fail, the inside rips out of the rubber. Like I said above when your catalytic converter is clogged and your vehicle is misfiring, it generally means your car is losing power in most case scenario, but below are some other signs and symptoms of a bad catalytic converter. Plus, you will also experience a slight delay in gears shifting. Signs of a Failing Torque Converter . It isn't consistent or repeatable, but it's been going on for a few months now. 3586. mine felt like a bent drive shaft, whole drive line shakes. You notice a fluid leak: One sign your torque converter may be going bad is a transmission fluid leak. When a torque converter goes bad, there are many different kinds of noises that can be made. The torque converter, almost never fails in initial stages of pulling away from a stop light, typically all torque converter failures are in the lock up stage, which only takes place at a cruising speed, typically above 30ish MPH, depending on a lot of parameters. What symptoms would you see with a bad torque converter? Bracket Racing Transmission And Converter Tech Tips. As a reminder, here is our list of bad torque converter symptoms: Dirty transmission fluid; Transmission slippage; Problems with your gear shifts; Vehicle speed issues; Vehicle vibrations at low speeds; Unusual noises; While it is easy to confuse transmission problems with torque converter problems, a professional mechanic will discern the difference. The torque converter is known as a type of fluid coupling called hydraulic coupling, which generates rotating mechanical power from the engine to a rotating driven load. The torque converter keeps the vehicle from stalling when coming to a stop. Bad Torque Converter Symptoms: Toyota Land Cruiser Just bought my first duramax Tuesday and now it broke down with what we think is a bad torque converter... Had a 2500 gas and trans temp would climb to 200 pulling 4k daily and thats with 2 coolers. 83. Using machinery with a bad torque converter is extremely dangerous, and doing so exacerbates the symptoms listed above. If you suspect something funky with torque convertor you should be aware how the TPS (throttle position sensor) influences transmission driveability. Shuddering – Shuddering is typically a symptom of a bad torque converter. My 90 Cherokee is starting to act funny. Surely it must be the torque converter. The longer these problems exist, the more damage your car will endure. Torque converter shudder fells like a slight to heavy vibration in the transmission, and is usually accompanied by an interruption in power transfer. The next sign of a torque converter problem is if the vehicle shudders at lower speeds – around 40 miles per hour. Once you have identified that the torque converter is the problem, you will need to get it replaced by professionals. Not a pretty picture. The warning signs of a bad torque converter include transmission slippage and surging, partial loss of vehicular power, problems when attempting to switch gears and abnormal engine noise. Bad torque converters can cause friction damage, transmission fluid degradation and even overheating. Current Ride. I refused to do anything, wife drove it for two years with a lead foot and it would do fine. You may experience just one of these symptoms or all three. There is a check for them, use a pry bar and give them a pry towards the inside of the truck. When the solenoid is open, the engine is locked to the transmission so there is no transmission slip. To correct the problem, removed overhauled and replaced transmission. Both issues have similar symptoms. If there are black flecks present in the fluid, then you should replace that also. A bad torque converter interferes with the transfer of power from the engine to the transmission of a vehicle. What are the Symptoms of a Bad Catalytic Converter? Actually, the trans engages normally, but since the converter is half full of air (and air doesn't transmit torque very well), you get very little input torque to the transmission. The warning signs of a bad torque converter include transmission slippage and surging, partial loss of vehicular power, problems when attempting to switch gears and abnormal engine noise. In this article, we will help you understand what it is, its role in your vehicle’s operation, six symptoms of torque converter malfunction or failure and the average replacement cost. Rough idling is another common symptom of a bad torque converter. Joined Jul 30, 2010 Posts 993 Reaction score 776 Location Modesto, California. It is an alternative to a mechanical clutch. Symptoms of a bad torque converter include overheating, slipping, shuddering, dirty fluid, high stall speeds, or strange noises.On most occasions, the torque converter will not be the cause of the problem so don't rush to any conclusions until you get your transmission checked out first. Few things to look for though. Feb 10, 2011. To avoid this, you can increase the car’s RPM and consequently the torque converter’s pressure. Oct 7, 2016 at 7:54 PM #2 #2. maulcruiser Well-Known Member. This particular piece of the machinery is delicate and complicated. Your car will vibrate even when you're not going very fast. Additional reasons why this signal could be triggered include a decline in fluid pressure or even a malfunctioning solenoid. Also, chances are high that you might experience driving lags along with whirring and clicking. At the same time, it damages the pump, sending metal particles into the system doing further damage. Converter drainback has two main symptoms: (1) Slow engagement (or what feels like slow engagement) into gear. I changed my transmission fluid correctly to spec ~20,000 miles ago. The Symptoms Of A Bad Torque Converter. The slipping occurs while you're driving or changing gears, and it usually comes with some odd noises too. You will also notice the car vibrating even at slower speeds. Alternator went out, I replaced it and have driven 20k with no problems what so ever . Another telltale sign of a faulty torque converter is dirty transmission fluid. This is due in part to the technological advances in torque converters. You may first notice a whine, similar to a power-steering pump that is low on fluid. Got 3 estimates, torque converter replacement, transmission replacement. The shuddering makes the car lag and is very noticeable. This converter also can lock into direct drive especially if … Stopped by my local mechanic and had him test ride with me with the truck hooked up to a computer. It’s recommendable to keep in mind that some symptoms of a bad torque converter can be similar to a failing transmission. Your torque converter can make a variety of noises when it goes bad. (Plugs and wires were just recently replaced as it was coming due) When transmissions don’t engage, most of the time it is an improperly seated torque converter, a pump issue, or a manual shift valve problem. That’s why monthly transmission fluid checks are crucial to maintaining a healthy transmission. Dirty transmission fluid –that is opaque or foul-smelling transmission fluid– can be a symptom of a bad torque converter. What Causes Torque Converter Failure? But what are some of the causes of all the aforementioned symptoms of a bad torque converter? I have 108k and will be getting a new converter - a 3 clutch 1500 RPM stall speed one - and since the clutch is gone in the converter, the trans (47RE) needs rebuilding also. The good news is that some of these signs actually indicate a bad torque converter, and torque converter replacement is much cheaper. When a torque converter has problems, they will show themselves quickly because it won’t be able to manage the fluid… A restricted or clogged transmission filter makes the same whining noise as a faulty transmission pump. Your Car Doesn’t Shift Gears Easily. There can be many different causes for certain engine problems. 6. The 2014 GMC Sierra 1500 has 5 problems reported for torque converter failure. It clunked hard when shifting from 5-4 when using sportshift on the highway this morning. When diagnosing drive-line problems, one huge challenge auto professionals face, diagnosing a bad torque converter versus a bad transmission. I have a '14 5.3L that started having shuddering issues. You may experience just one of these symptoms or all three. i had an out of balance adapter kit for my tranny once whole truck would shake especially at idle. This typically happens when you switch gears and your transmission slips into neutral of its own accord. Jump to Latest Follow ... the view port on the bell housing shows a wobbly torque converter when it spun, and did not spin truly on an axis. Below are some common symptoms you may be encountering if you have a faulty torque converter. And, it’ll usually happen at a particular engine speed or vehicle speed. 1987 - 1996 F150 & Larger F-Series Trucks - E4OD Bad Torque Converter Symptoms? Signs of a Failing Torque Converter . However, vibration problems can happen when these torque converters go bad. So, I am stuck with a bad torque converter. Bad torque converter? I just had the transmission fully rebuilt in 2006, then something small broke in 2008 and got stuck in a valve so it wouldn't go into drive, then NOW, we bring it in for weird shifting problems and the torque converter went bad and metal went all through the trans. What kind of symtoms would i be experiencing if my torque converter is saying goodbye?? According to Cars Direct, these symptoms may occur separately or simultaneously. I didn't find anything else on this by searching. If you find yourself demanding more power from your vehicle but get very little of it, a problematic torque converter could be the problem.

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