What is a transmission flex plate?

Basically a flywheel or flex plate is the round metal disc shaped component that transfers power from the engine to the transmission. … The flex plate bolts to the engine crank shaft and to the torque converter of your automatic transmission.

What are the signs of a bad Flexplate?

Symptoms of a bad flex plate

  • Clunking, grinding, chirping, or rattling noises from rear of engine when engine is idling.
  • Knocking noise when engine is shifted into drive or reverse.
  • Heavy vibrations felt through the driver’s seat when driving at normal speeds.
  • Rough-running engine.
  • Loss of power at higher speeds.
  • Poor fuel economy.

What causes a Flexplate to fail?

The following causes for cracked flexplate failures: 1) Out of balance engine or torque converter. 2) Bad starter drive can cause teeth or ring gear to wear rapidly or break off. … If these shims are not used when the starter is installed, improper alignment could occur and damage to the flywheel will result.

How much is a flex plate?

Labor costs are estimated between $526 and $664 while parts are priced between $703 and $755. Estimate does not include taxes and fees.

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Where is a flex plate located?

A flexplate is mounted to the crankshaft and connects the output from the engine to the input of a torque converter. The torque converter is located between the flexplate and the transmission.

Can you drive with a bad Flexplate?

Originally Answered: Can you drive with a bad flywheel? Of course you can—just use a different vehicle. … The flywheel includes a “ringgear” which the starting motor meshes with to start the car. Those gear teeth can chip and break off and eventually the starter motor won’t rotate the engine.

What happens when a Flexplate fails?

The flexplate can become cracked over time. As a result, This can cause the flexplate to wobble. Finally, You might notice rhythmic clunking or grinding noises while the engine is running.

How much does it cost to fix a flex plate?

To replace the flex plate the transmission needs to be removed, its a 7 hour operation and the flex plate seals and oils would be another $185 to $195.

What’s the difference between a Flexplate and a flywheel?

1. Flywheels are typically found on vehicles equipped with manual transmissions, while flexplates are used in vehicles with automatic transmissions. … A flexplate is mounted to the crankshaft and connects the output from the engine to the input of a torque converter.

What is a cracked flex plate?

A cracked flexplate is almost always a sign of other problems. If not properly diagnosed it will occur again and often damage to the transmission may follow. The flexplate takes the place of the flywheel on automatic transmission vehicles. It bolts to the end of the crankshaft and attaches to the torque converter.

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How long does it take to change a flywheel?

8 hours of labor times their labor rate (often above $75/hour these days), plus parts (flywheel, clutch disk & pressure plate, throw-out bearing, pilot bearing) & lube. It can be done in a driveway.

How much does it cost to replace a flywheel?

And since replacing a flywheel is a time-consuming process, you could also be looking at paying up to $500 in labor costs alone. When you add it all up, the average car owner is going to have to pay somewhere between $500 and $1,000 in most cases for flywheel replacement.

What does the Flexplate do?

A flexplate (or flex plate) is a metal disk that connects the output from an engine to the input of a torque converter in a car equipped with an automatic transmission. … These teeth give the flexplate a gear-like appearance, in spite of this being a secondary function.

How do you check Flexplate?

Start the engine and let it idle. Slide under the vehicle with a stethoscope, and place the stethoscope probe against the underside of the bell housing. Any noise emanating from the this region indicates a problem with the flexplate and/or torque converter-flexplate combination.

Does the Flexplate spin in neutral?

Not nescessarily. It is in fact possible to spin the flywheel (ie, crank the motor) by pushing the car down the road. The flywheel (if manual) or flex plate (if automatic transmission) is a disc that is bolted to the crankshaft at the rear of the engine. …14 мая 2020 г.

Car service