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Transmission Case Vent

Critical For Operation

Transmission

Allows excess pressure and heat to escape from the transmission case, preventing damage.

The transmission case vent releases excess pressure and heat from within the transmission case, preventing internal components from overheating or becoming damaged due to pressure buildup during operation, especially in high-stress conditions.

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Typical part cost
$20–$60🔒
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Typical labor cost
$50–$100🔒
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Typically lasts
100,000–200,000 mi
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Or about
7.0–10.0 years
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DIY difficulty
3/10

⚠️ Owners Often Notice

If the Transmission Case Vent is starting to fail, these are the signs owners most commonly report before it gets worse:

Transmission overheating
Transmission fluid leaks

Related Services

Services commonly performed on or around this part.

Replace Transmission Case Vent

No standard interval on file

Clean Transmission Case Vent

No standard interval on file

Inspect Transmission Case Vent

No standard interval on file