Use the steam cleaner and paint roller combo.
How to remove roof lining glue.
It can also be moved from side to side between the sub frame and the roof.
With a steam cleaner you can try to revive the adhesive by heating it to melt the glue beneath the headliner and it will regain its stickiness.
1 get the roof lining out.
Use the old fashioned gluing.
The ultimate how to guide to fixing a sagging car rooflining by reece s auto headlining repairs.
I found that a coat hanger was extremely effective at removing the glue shown in the wide strips at the front and back of the roof.
3 sand back whatever is left over thinking of using a sander 4 glue the cardboard and place the material over and ensure it is straight.
Cover with rag to slow down the evaporation of the sol.
2 rip off the material and foam.
Easy way to remove contact adhesive such as spray glue landau top glue weatherstrip adhesive etc.
How to fix sagging headliner without removing it.
It will best work if the fabric.
5 keep it down stiff till it is dried and then trim it back.
One of the easiest ways to put the headliner back into its place is to use glue.