"tk" > wrote in message
...
>I have a 2001 330Ci with 30,000 miles. I hear a slight rear end gear whine
>under light load. It doesn't seem excessive yet; but, I thought it unusal
>for the milage. Does anyone else have this and could it be considered
>normal. The nearest dealer is like 100 miles away; and, I hate to make the
>drive just for that. (I'm one of these people that, most of the time,
>prefers to listen to the car, instead of music; and, I probably hear too
>much.)
>

It will be the differential.