Is it possible to install a aftermarket dvd player in the overhead compartments of a 08 dodge grand caravan

Check out Caravan and Town & Country repairs on YouTube. You'll be amazed at all of the repair and installations videos you will find.

It is most likely in front of the radiator.

yes,u can get it done for sure.u might need wiring kit to joint the system together.make sure u can get the kit before to buy aftermarket system.

If you're not familiar with removing parts inside a car then you probably shouldn't try it. Maybe go to a radio installer and see if they can give you some tips. It sounds like you're going to have to go to someplace to have it fixed or replaced anyhow.

You know ,Bestbuy will install those cheap and they can even advise on which one will fit the best for that vehecle

Call around to Best Buy the install DVD players and offer all kinds of pricing

Remove the cover plate on the passenger side of the heater box, 3-4 screws.
Unplug the motor assembly, remove 3-4 more screws that hold the motor in place and pull it down from its position. Get an aftermarket motor and installed it in the original housing with the original squirrel cage.
Installation is the reverse of removal.

You may have already checked this but there is a switch located close to the overhead button that will disengage the door buttons for child safety, is that turned off?

Have you tried a junk yard? I found a match to my console, just different color.