90’s Ford Explorer JBL system and Blowing it’s Subwoofer

Checking out this old dirty oil coated sound system from a 1993 Ford Explorer and getting it working, than abusing the foam rotted 6.5 inch subwoofer driver! 0:00 - Intro 3:40 - Something loose in the amp 4:50 - Give it power 7:05 - Does it pass an audio signal? 8:54 - Quick audio tests 9:45 - Wiring 11:56 - Crossover networks 13:43 - Closer look at subwoofer 15:40 - Subwoofer testing (using its own amp) 18:09 - System test with different subwoofer 19:35 - Mid/high look inside 21:08 - Test subwoofer with large amp 22:05 - Lift off 23:39 - Coil “repair“ 24:35 - Coil overloading