What I don't understand is how I got my door panel insert to be made of plastic. My vin number is 2850 and my other D is 3085 and it is made of cardboard with the same problem. Joseph ----- Original Message ----- From: "Christian Williams" <delorean@xxxx> Subject: [DML] worn out upper door panel > I'm sure a lot of us have this problem, so I'm wondering if anyone has any > good solutions. I've had to take my upper door panels off quite a few times, and the stiff cardboard (?) with holes for the fir trees has become feeble and torn in some places.