Loose hose top of the transmission?

Tiny
CG1998
  • MEMBER
  • 2007 MERCEDES BENZ ML320
  • 3.0L
  • V6
  • TURBO
  • 4WD
  • AUTOMATIC
  • 233,000 MILES
I found a loose elbow shaped hose coming out from on top of the transmission. What is it for?
Wednesday, July 2nd, 2025 AT 6:19 PM

1 Reply

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 52,185 POSTS
Yep, this hose is a vent for the transmission, it is normal. This is the reason you don't drive your car in deep water. :/ Let us know if you need anything else.
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Friday, July 4th, 2025 AT 9:24 AM

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