If you have a 2.1, check the small rubber coolant hoses going to the
oil cooler, they leak sometimes.

If not leaking by the oil cooler, Next step would be to remove the
pushrod tin to see for sure where it is leaking.

Or, post a photo somewhere then put a link on this list for reader input...

>
>Last night I discovered a coolant leak on my engine. It appears to be on a
>welded seam under behind a bolted-on metal panel close to the oil filter.
>The drip amount is low, but enough that I can simply ignore it. Seems like
>it would be possible to simply weld the leak shut, but I know little about
>of these things. All I know it's possible to weld aluminum (with a TIG?) and
>it appears like it would be a simple job.