I L TG16 O32 RPO DEFINITIONS 24I INTERIOR TR M DARK BLUE I 47I INTERIOR TRIM DARK RED I 64I INTERIOR TR M L GHT BEIGE I I 3 I 4 I 1 1993 GENERAL MOTORS SERVICE PARTS OPERAT ONS LIGHT TRUCK 53G 16 000 GROUP 16 136 I 2 93 I