AutoCAD PDF Scaling Fix

I'm experiencing an issue with incorrect scaling when printing drawings to PDF in AutoCAD. I need the output to be at a 1:1 scale. Requirements: - Expert in AutoCAD - Experience with PDF printing issues... (Budget: $30 - $250 USD, Jobs: AutoCAD, Building Architecture, CAD / SolidWorks, CAD Drafting Review, CAD/CAM, Document Checking, Drafting, PDF, Technical Documentation, Technical Drawing / Tech Pack)