Chrysler PDA/EDA, Light Graystone. Paint Code PDA/EDA, Light Graystone for Chrysler. PDA/EDA, Light Graystone for Chrysler is formulated using R&E Low VOC Urethane Basecoat paint. The R&E Low VOC Urethane Basecoat paint exhibits exceptional color accuracy and excellent coverage and is specifically designed for all Automotive Refinish Applications.