Can a double din CD player fit in a 96 grand marquis?

Yes, a double DIN CD player can fit in a 1996 Grand Marquis, but it typically requires a dash kit for proper installation. The factory radio is a single DIN unit, so you'll need to modify the mounting area to accommodate the larger size of a double DIN stereo. Additionally, ensure you have the appropriate wiring harness for compatibility with the vehicle's electrical system.