Rear axle vent hose
#2
As the rear end gears mesh over a period of time they build up heat which causes the air to expand inside the rear end so they provide a vent to allow the pressure to equalize with the outside air pressure. One end of this hose connects to the vent port on the rear end and the other end is pushed up into a sheet metal cavity directly above it.
#5
Mine was plugged with dirt when I started driving my car after sitting for 18 years. Blew the rear axle seals leaking nasty gear oil all over my newly rebuilt brakes. I fixed that with a new fitting and a new vent hose and new axle seals (after rebuilding the brakes again). It does serve a purpose
I fixed that issue with a new fitting and new vent hose (after rebuilding
I fixed that issue with a new fitting and new vent hose (after rebuilding
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