Puppy's Park Mystery Cache

You will have to work out the following sudoku puzzle to find the final coordinates for this cache.

Cache can be found at S 34° AB. GCA E 138° FC.DBE

Hint: G = 0

It should be easy to locate this cache once you have found the coordinates. Cache is an eclipse container with a few pine needles on top. Please replace back how you found it to prevent it from getting muggled.