If the pinch weld where the glue sits is rusted out it's a nightmare.
Needs new metal welded in, and a proper paint job before replacing the glass.
Also, not many windshield guys today know how to remove and install the surrounding trim clips that fit onto the little metal studs
Jim,
Lil'Red is a '87 F250 HD, 4.10's, 1356 4x4, Zf-5, 3G, PMGR, Saginaw PS, desmogged with a Holley 80508 and Performer intake.
Too much other stuff to mention.