radio and door chime are not working but its not the fuse.
What is your question?
after shutting off the ignition the radio and power windows should still have power until the door is opened or the timer runs out but there is no power. What the fuse could also be tied into that?
RepairPal Certified shops can diagnose and repair your 2012 Chevrolet Express 2500. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.