Prom Chip BBMS 1993 Chevy GMC 4.3L 16197427 16196395 16168625 EPROM 16179584
EPROM : 16179584. BCC : BBMS. When replacing your PROM you must match the 4 letter code on your PROM from your vehicle. Do not replace a PROM with a non matching unit. This is for one PROM only and doesn’t include the engine computer.