Lines are cold, compresser kicks on, a little trouble when switching between defrost, floor or front vents but works on all power levels..... It's hot in Texas, please help!!

 

what do you have sedan(dodge) or coupe( made by Mitsubishi) , if its a sedan the first thing to try with car off remove the #5 fuse from the fuse box inside drivers door for at least 10 minutes , replace fuse start car let idle for at least 5 minutes ,check controls see if they work right.