ENGINE ASSEMBLY CODES IDENTIFICATION 1988 3 8 231 E LN3 VIN C FCA 1989 3 8 231 LN3 VIN C HBA HCA ENGINE AND TRANSMISSION USAGE 1986 VIN CUBIC LITER ENGINE CARB ENGINE SERIES TRANSMISSION CODE DISP TYPE TYPE BBLS OPT USAGE USAGE B 3 8 V6 SFI LG2 E ME9 AUTO TRANS ME9 THM44OT4 4 SPEED 1987 VIN CUBIC LITER ENGINE CARB ENGINE SERIES TRANSMISSION CODE DISP TYPE TYPE BBLS OPT USAGE USAGE 3 3 8 V6 EFI LG3 E ME9 HI OUTPUT AUTO TRANS ME9 THM44OT4 4 SPEED 1988 1989 VIN CUBIC LITER ENGINE CARB ENGINE SERIES TRANSMISSION CODE DISP TYPE TYPE BBLS OPT USAGE USAGE C 231 3 8 V6 EI LN3 E ME9 AUTO TRANS ME9 THM44OT4 4 SPEED xg 1989 GENERAL MOTORS SERVICE PARTS OPERAT ONS OLDSMOBILE 32E 1 12 REV 6 89