ENGINE ASSEMBLY CODES IDENTIFICATION 1991 3 8 231 L27 VIN L HLA HJA HL B HJB 1992 3 8 231 L67 3 8 231 L27 VIN 1 VIN L FLA FMA FNA 1993 3 8 231 L67 3 8 231 L27 VIN 1 VIN L HLA HKA HAA HBA L L 1993 GENERAL MOTORS SERVICE PARTS OPERA TlONS OLDSMOB1l E 32C 1 2 93 O 3 0 000