1B12 309 RPO DEFINITIONS I A GE2 KEY ALL LOCKS FOR SINGLE KEY SYSTEM CODED 37D2 6E8 KEY FOR SINGLE KEY SYSTEM CODED 44Y4 9C1 POLICE CAR I I 9C6 TAXI CAB 1992 GENERAL MOTORS SERVICE PARTS 0PERATl0NS CHEVR0LET 17B 9 3 92 I 12 49 A 12 000 GROUP