73 Duster with AC vacuum diagram needed

Yes they DO have 73. I'm one of the guys I mentioned that GOT it there. Go look again. HINT: Sometimes you have to settle for Plymouth vs Dodge and vice versa

You are welcome

https://www.mymopar.com/downloads/servicemanuals/1973_Dodge_Chassis_Service_Manual.zip
https://www.mymopar.com/downloads/servicemanuals/1973_Dodge_Body_Service_Manual.zip