It was utilized on these vehicles: Century, LeSabre, Park Ave, Regal, Riviera, Roadmaster, Skylark, Catera, Deville, Achieva, Aurora, Cutlass, Cutlass Supreme, Eighty Eight ( 88 ), Intrigue, Ninety Eight ( 98 ) and Regency.
GM32 connector
has one audio shield wire
GM32a connector
has two audio shield wires