Not everyone has the equipment and experience to do cut and weld rust repairs. In fact, most hobbyists don’t. That doesn’t need to stop you from stopping rust in its tracks and repairing the damage.
Rust happens. For GM A-body cars like the Chevelle, Buick GS/Special, Pontiac GTO/ Tempest, and the Olds F-85/Cutlass, the Achilles' heel is the lower rear window channel that leaks, dumping water ...