Prom Chip BJWS 1995 Chevy GMC 4.3L ENGINE 16197427 16196395 EPROM 16199938
EPROM: 16199938. 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.