Im thinking broken flex plate in my 73 blazer however when im in gear low rpms and rolling down the street i hear the. Furthermore, if not properly diagnosed it will occur again and often damage to the transmission may follow. The 2012 dodge grand caravan has 6 problems reported for shifting loud, roughly. Is this a common issue on these have my new one ordered and i dont belive this truck has under drive pulleys never had. This may occur in worn engines or engine that have been poorly rebuilt. Take off the bellhousing bottom cover and put a mark on the flexplate.
The problem started with a intermittent shuttering or vibration on the highway. Hey guys i went to start the truck yesterday sounded like bendix wasnt kicking out picked up starter today got old one out not bad to do but to suprise flex plate is cracked. It bolts to the end of the crankshaft and the transmissions torque converter bolts to it. This video demonstrates the sound, diagnosis and solution to what sounded like a rod knocking on a 1999 toyota 4runner with a 3. Discovery ii cost of repairing a cracked flex plate my intermittent ticking is much louder under the car than outside or under the hood. In the event that the cars flex plate is cracked or otherwise damaged, replacement of the old part will be absolutely essential before the vehicle can be driven. I have a 2007 ford f150 and i have replaced broken flex plate. The 2001 toyota rav4 has 1 problems reported for cracked flex platetorque converter. I took it back in at 85k because of noise and vibration problems and the result was a cracked flex plate. However, a cracked flexplate has been reported to reduce gas mileage, due to the inefficiency it creates in the engine when it cannot perform as intended. Those factors ensure that when the engine starts and the driver puts it in. A cracked flexplate is a result of this kind of behaviour and with it, i suspect other items on this particular car will also be found to have been recently replaced or on the edge of failure. As i was driving into work this morning i noticed a sound that seemed to come from the middle of the car. I will probably also be upgrading my converter at the same time because this 2200 stall isnt cutting it.
Apr 22, 2018 i just thought id post a short video of what a cracked flexplate on a 6. Cost to replace a cracked flex plate in a 2014 dodge grand caravan. A flex plate is the automatic transmission version of a flywheel. Ask to see old, broken or damaged parts because unattached is a peculiar term for a cracked flex. Jan 08, 2016 i have a 20 ford escape as well and it is in the shop as well for flex plate issues. Aside from a manufacturing defect, the only things that will cause a cracked flex plate are improper torque on the plate bolts at the. The first cracked fp for me i ignorantly assumed the missing torque converter bolt was the problem so i missed the bellhousing problem. Seriously though, first save yourself some possibly unnecessary work. Agco provides overall lowest costs of vehicle ownership. A bad flex plate usually has failed due to either damage or wear and tear, so replacement with a new flex plate is the only solution. Supposedly chrysler has come out with a new replacement plate that will not crack, and it isnt supposed to be that expensive. What happened is somehow i got a crack around the crankshaft bolts on the flex plate and it sheared off. Descriptions of the sound include clanking, chirping and a light knocking.
A cracked flex plate often gets quieter at speed and so can an exhaust leak centrifugal force stops the vibration. Will shift kit, converter, and flex plate tie me over. Cost for parts and labor 2004 gmc sierra 2500 hd i have a cracked flex plate im told i might need a flex plate, torque converter and possibly a front pump bearing. Then whom ever replaced the fp before me didnt catch the peened bellhousing and tightened it down causing a alignment problem. I could see a flex plate making noise if it was cracked or i could see a starter making noise when it trys to engage the damaged teeth on a flex plate so i wonder here what is causing the flex plate to be noisy,all they do is spin around. I have the back seats out so there isnt too much sound dampening back there, and i have been listening for any odd noises over the past few weeks. Dealership says i could have a cracked flex plate jeep. The repair process once the flywheel is confirmed as the faulty part in question, the car will be hosted and the front wheels and wheel hubs of the car will be removed. Slight misalignment may only cause a single flexplate to break in the life of the vehicle. More severe misalignment can break a flexplate in 15,000 to 30,000 miles. I have access to a shoplift and plan to do this work myself and with a coworker. Replacing a broken flex plate involves a lot of tools and removing a lot of components.
Currently using the neutral balance 318 converter with the stock mag flex plate and professional products balancer. It runs fine in park but in any other gear with my foot on the brake it has a very noticeable, almost loud knocking sound. Jun 19, 2007 what does a cracked flexplate sound like. Because the flex plate is an integral part of your cars powertrain, and replacing it involves removing the transmission, a significant amount of labor will be involved. The vehicles flex plate is an essential part of your driveshaft. I have used the search function and have not found that much about flywheel problems.
A shop thats hungry and looking for work may charge less. Cracked 360 magnum flexplate for a bodies only mopar forum. The flexplate has cracked twice in the past 6 months. Keep in mind that these are the costs for the flywheel part on its own and may not include other necessary parts which need to be replaced at the time of the repair. A cracked flexplate is almost always a sign of other problems. Well i checked torque converter bolts for loosemess and they were fine no sighns of cracked flex plate what so ever im gonna pop off the valve cover as i had it running and drove it up on ramps the knocking noise even under a load could hardley hear it and the longer i had it running the quitter it got that doesnt sound like a rod or main or piston sounds more like a calapsed lifter. Usual failure mode is the crankcase bolts or the torque converter bolts work loose, allowing the parts to start moving in different directions, the clicking sound you heard. Solved the problem for the price of the part, only 150 dollars. How to know if a flexplate is warped it still runs. I first had the engine replaced at 65k as a result of a bolt breaking loose inside the cam shaft and destroying the insides.
Jan 19, 2011 i have a cracked flex plate im told i might need a flex plate, torque converter and possibly a front pump bearing cost for parts and labor 2004 gmc sierra 2500 hd close. Cars with automatic transmissions instead use a flexplate that also. Nov 02, 2015 i have a 2007 ford f150 and i have replaced broken flex plate three times in one year. Happened in 2016 at 30k miles and was replaced under warranty. Was wondering how much time it would normally take since i gotta do it outside in the snow i cant do it at. The problem is that the cost will depend on other things. Well any competent shop will quote you whatever book rate is plus fluids. So i think my flex plate is cracked had a clunking sound at idle now when shutting the truck down i can feel it in my feet. The flex plate dampens this vibration from the engine to the driveline and reduces the noise that we hear. Last failure i had a new torque converter installed. Like loss of power, this symptom could be caused by many factors other than a cracked flexplate. This time would be multiplied by the cost i was allowed to charge.
Notice if the starter has a low, medium or highpitched whine while spinning. The reason for the sound involves the flexplate s location and its function. I suspect the flex plate because of the noise and vibration. How much should it cost to have a mechanic replace a flywheel. My uncle thinks it may be a cracked flex plate from how i described it to him. So, i need a new flex plate and dont want to use another stock one because i dont want to do this again. Jeep grand cherokee questions is it common for a loose flex. How would the shop know the flex plate was cracked before they pull the transmission. Flex plate transmission flex plate autopartswarehouse. You may even be able to see it wobble a bit with the plate off change speed a little if its just on crooked or warped itll still wobble the same amount. May 06, 2003 in the past few days my 94 has been knocking while in gear and at low rpms. The classic and most obvious symptom of a cracked flexplate involves the sound it makes while the engine is running.
Its getting the transmission out and back in thats the hard part. How much should it cost to have a mechanic replace a. Transmission flex plate repair maintenancerepairs car talk. The flex plate replaces the flywheel in automatic transmission cars. Transmission flex plate repair maintenancerepairs car. If you purchase it yourself, at advance auto or auto supply, it will be cheaper than if you purchase it from a dealer or a higher price parts store. Perhaps someone had the transmission out years ago and failed to torque the flex plate to crank bolts. I could see a flex plate making noise if it was cracked or i could see a. How long can i continue driving with a broken flex plate. Sounds like your flex plate had a crack or bolts were not torqued properly or came loose under a normal road test.
After some googling and much reading, it looks like i have a cracked flexplate. A cracked flex plate is almost always a sign of other problems. A mechanic worth his weight in tools can realistically have it done in 23 hours with the proper equipment. Cost of repairing a cracked flex plate land rover forums land. Op, youve probably got broken teeth on the flex plate, it is going to need to be replaced eventually, if youre getting an intermittent clicking sound from it just keep an ear on it. A cracked flex plate is a result of this kind of behaviour and with it, i suspect other items on this particular car will also be found to have been recently replaced or on the edge of failure. Im assuming this is for your 67 and you have the borgwarner automatic. The same things that cause the flexplate to crack can also cause transmission problems.
Like, do you have to part or do you have to have them provide it. There is no history to know if trans has been rebuilt. Next, turn the flexplate through a full revolution by hand so you can look at all the teeth. While trans is out, i am going to have them install the transgo kit, and strongly considering a billet torque converter, but cost is 600.
Excessive crankshaft flange runout or end plate can also cause flexplate cracking. Well good news is it wasnt as bad as i had anticipated and they didnt have to replace the entire transmission. I just thought id post a short video of what a cracked flexplate on a 6. Cost to replace a cracked flex plate in a 2014 dodge grand. Dec 11, 2017 i show you a nice trick to help you when changing your flex plate of converter. Pics of a cracked flex plate peachparts mercedesbenz forum. If its a crack, then often the wobble changes or goes away. I am trying to diagnose a noise coming from the back of the enginefront of the transmission area. As the cars flex plate corrodes from exposure, the unit can become damaged and fail.
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