I TS09 020 RPO DEFINITIONS I I A C60 AIR COND T ONER FRONT MANUAL CONTROLS X88 CONVERSION CHEVROLET YC9 CONVENIENCE PKG DECOR LEVEL 9 Z70 OLDSMOBILE BRAVADA Z70 A I3I INTERIOR TRIM LT SLATE GRAY 18I INTERIOR TRIM CHARCOAL 24I INTERIOR TRIM DARK BLUE 47I INTERIOR TRIM DARK RED 60I INTERIOR TRIM DARK COGNAC 64I INTERIOR TRIIVLLIGHT BEIGE E I 1992 GENERAL MOTORS SERVICE PARTS OPERATIONS LT TRUCK 53S 1 I 9 000 GROUP 9 24 1 92