On Mon, 05 Oct 2015 08:27:48 -0700, Don Y
wrote:

We'll do the work ourselves. The issue has been trying to get an
answer that doesn't just sound like "addressing the cosmetics".

How wide are these cracks? If you are worried about cracks in the
blocks, you could use an angle grinder and a 4" diamond blade to open
them wider following the crack direction, to see under the stucco
without removing large section of stucco.

How thick and what type of texture is the stucco (curious)?