I'd try liquid nails panel adhesive. That stuff is wicked.
A couple vehicles ago, I had a sky light, that I didn't like. After trying
several other ways to cover it, I masked, and then used black spray paint.
The next owner was the wrecking yard, and they didn't complain.
Christopher A. Young
Learn more about Jesus
Yeah, the modern cars have that foam backed fabric glued to a backer
board. I redid one of those in an S-10 pickup with the proper
material. Fairly easy. These old car headliners that are just
stretched fabric are a real bitch to do properly. I tried doing one
and it looked like hell so I took it to an upholstery shop to redo and
they made it look right. But that's pricey and I was looking to avoid
it this time, esp since the old stuff was still all in one piece, just