Michael Nouak wrote:

/snip/With HDG 360 selected the A/P doesn't slowly drift to 002,
then realize it's off a bit, correct to 358, then to 360 again, then drift
away again to 357 and so forth. It holds HDG 360. The same goes for
altitude,
/snip/

Well, Micheal, perhaps if you hand flew the aircraft a little more
often, this wouldn't be such a challenge.

Happy Flying!
Scott Skylane