[timmaayy2323]

anyone have a GXP with an after market double din nav/dvd player in it? someone told me u cant do it for some reason but i think u stil can... also if anyone knows of anyone sellin a 08-09 GXP 4 door under 15$ grand let me know!!!

 

[Earl Flynn]

I believe you can, BUT you will sacrifice alot of factory features like TPS, Oil Monitor, MPG etc.. At least that is what the guys at Best Buy told me when I tried to upgrade the radio in a Grand Prix. So if you're not the type of guy/gal thats into checking gauges in real time, then go for it...