The way I always remove wiper arms is take the nut loose leaving 75 percent on the threads and hit the nut with a hammer while pulling on the arm, usually pops right off
05 laredo, 4.7 V8, H.O. cams, fastman t.b. OME hd 3", Rustys .5 spacers, bilstein 5150 rear, yukon spider & side gears, superchips flashpaq, 33x12.50x17 nitto mud grapplers on black moabs, 1.5 spidertrax wheel spacers, flowmaster 40 series, K&N cai, Mopar gas tank, T.C & engine skid plates, riddler diff cover, removed sway bar on front.
Jks quicker disconnects for sale pm me