It's because it's *NOT* a minor vacuum leak ! .
Fix it and the other slow leaks and all will be well again _and_ , the doors will self unlock in the morning.....
-Nate
Jonathan wrote:
>
> Hi Everyone,
>
> Reporting in with an interesting problem. I have a 1977 240D. Recently I noticed a hissing sound coming from the black rubber conduit that runs between the driver's door and the front fender.
>
> I drove for a couple of week, the car would loose some vacuum sitting, say at work, but after driving a few miles it would build vacuum up again. Since then, the car has sat several weeks because I had a surgery on my leg. When I went out last Wednesday and today, the car start as normal but I noticed, after about ten minutes, the locks would not work and the ignition key would not stop the engine.
>
> Right now, the power locks don't work, the transmission and brakes work fine, but the trunk is locked while everything else is unlocked?
>
> Any ideas on why it would suddenly stop building vacuum after having a small leak and sitting for a while?
>
> Thanks,
>
> Johnathan
> 1977 240D, 224,780
> Mixed driving, 30mpg
>
