3 I V TZSI7 I0 RPO DEFINITIONS I l YC1 SLS SPORT EQUIPMENT YC2 SLE COMFORT EQUIPMENT I YC3 SLS SPORT EQUIPMENT I YC9 CONVENIENCE PKG DECOR LEVEL 9 ZR9 SYCLONE PERFORMANCE PACKAGE Z74 APPEARANCE PACKAGE SONOMA GT N V Z79 TYPHOON PERFORMANCE PACKAGE Z88 GMC TRUCK 5V4 CAMEO PACKAGE M 5V7 CAMEO EL PACKAGE 527 BAJA PACKAGE I f I I I L 1992 GENERAL MOTORS SERVICE PAHTSIOPERATIONS LT TRUCK 53S 1 92 18 97 A 18 000 GROUP