What happens when flexplate breaks?

What happens when flexplate breaks?

When a flexplate cracks, it often produces a loud knocking noise as it rotates. The sound is very similar to a bad engine rod and is often misdiagnosed. Removing the bolts to the torque converter and sliding it back into the transmission will often reveal the real problem.

How do you tell if you have a cracked flexplate?

Symptoms of a bad flex plate

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

What causes flexplate teeth to break?

Diagnosing Flexplate Failures 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. Teeth can also break when engine is running and starter is engaged.

What sound does a cracked flexplate make?

Noise. The classic and most obvious symptom of a cracked flexplate involves the sound it makes while the engine is running. Descriptions of the sound include clanking, chirping and a light knocking. The reason for the sound involves the flexplate’s location and its function.

How long does it take to replace a flexplate?

The entire operation can take anywhere from 6-8 hours. And most mechanics have an hourly rate of about $90-$110. Add to these costs the price of a flexplate itself and that of flex plate seals and oils, which would range from $185-$195.

How much does it cost to replace a flex plate?

How much is a replacement flex plate? The flex plate or flywheel plate should cost somewhere in the region of $50-160, on average.

What’s the difference between flexplate and flywheel?

The flywheel is found primarily in vehicles that have a manual transmission, whereas the flexplate is found in automatic transmission vehicles. Both of these components are typically heavy, but the flexplate is much thinner and therefore lighter than the flywheel.

What does a broken torque converter sound like?

When a torque converter goes bad, there are many different kinds of noises that can be made. First, there may be a whining noise that sounds like a power-steering pump with little fluid in it. The assembly’s motor contains a mechanism that has clutches. When this mechanism goes bad, a rattling noise can be heard.

How much does it cost to have a flexplate replace?

How much does it cost to fix a flexplate?

Based on all these factors, you can get your flexplate under $100 or for a couple of hundred dollars. Combine all of the factors mentioned above, and you safely total a cost of around $1200-$1500 to replace your flexplate.

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