[talonlover]

The climate control seems to be working fine to me, it does take a while for the automatic climate control to make adjustments, so you may try it some more and be patient with how long the temp takes to change. As far as the cruise is concerned, 90% chance it's the cruise amplifier. A simple and fairly easy change if your a acrobat! It can be hard to get to for some cars, Look for it in the driver side footwell area, probably close to the firewall and dash.
Most likely your antenna mast is toothed, but the only way to tell is to remove the old mast and check it. takes about 5 minutes to replace. replacement masts are around 30.00 form MB.