Automatic Transmission Oil Pump O-Rings

Replacement Parts > Transmission Replacements > Gaskets and Sealing Systems

Automatic Transmission Oil Pump O-Rings

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What is an automatic transmission oil pump O-ring?

An automatic transmission oil pump O-ring is a seal that sits between the transmission oil pump and the transmission housing, helping to prevent oil leakage.

What is the purpose of an automatic transmission oil pump O-ring?

The purpose of an automatic transmission oil pump O-ring is to create a seal between the transmission oil pump and the transmission housing, preventing oil leakage.

How do I know if my automatic transmission oil pump O-ring is faulty?

If your automatic transmission oil pump O-ring is faulty, you may notice oil leaking from the area around the transmission oil pump. It is also possible to inspect the O-ring visually for any signs of damage or wear.

Can a faulty automatic transmission oil pump O-ring cause damage?

Yes, a faulty automatic transmission oil pump O-ring can cause damage to the transmission, as it is no longer providing a proper seal and allowing oil to leak from the transmission.

How do I replace an automatic transmission oil pump O-ring?

To replace an automatic transmission oil pump O-ring, you should:

  1. Disconnect the transmission from the vehicle.
  2. Remove the transmission oil pump from the transmission housing.
  3. Remove the old O-ring and replace it with a new one.
  4. Reinstall the transmission oil pump and reconnect the transmission to the vehicle.


How often should I inspect my automatic transmission oil pump O-ring?

It is recommended to inspect your automatic transmission oil pump O-ring every 6 months.