1990 HEATER MODULE NOTE A01 IMPELLERS MAYBE REPLACED BY A PRESS ON TYPE IQMPELLER THAT REQUIRES A NEW CORRESPONDING BLOWER MOTOR NOTE A02 BLOWER MOTORS MAYBE REPLACE BY ONE THAT REQUIRES A PRESS ON TYPE IMPELLER VIN PRODUCTION DIV CODE USAGE COL N0 52451148 3 A W HTR C4Z1 1 GROUP DESCRIPTION QTY 1 2 3 4 5 8 845 HEATER ASM 1 52451148 8 845 BRACKET VENT CBL MT 1 3055210 8 854 CASE W VLV 1 52451610 8 854 CLAMP SPL CORE MT 1 3042457 8 854 CORE HTR 1 3042073 8 854 Pl ATE CVR 1 3041135 8 854 SEAL CORE TUBE 1 3042716 8 852 SHAET W LVR DEER 1 3050815 8 852 SHAET W LVR TEMP 1 3042679 9 786 SHAET W LVR VENT 1 3055209 9 779 VALVE DEER 1 3042066 8 845 VALVE W SEAL PWR VENT 1 3040741 8 858 VALVE W SEAL TEMP 1 3041134 1991 HEATER MODULE NOTE A 1 IMPELLERS MAYBE REPLACED BY A PRESS ON TYPE IMPELLER THAT REQUIRES A NEW CORRESPONDING BLOWER MOTOR I NOTE A02 BLOWER MOTORS MAYBE REPLACE0 BY ONE THAT REQUIRES A PRESS ON TYPE IMPELLER VIN PRODUCTION DIV CODE USAGE COL NO 52451148 3 A W HTR C41 1 GROUP DESCRIPTION QTY 1 2 3 4 5 8 845 HEATER ASM ll 52451148 8 845 BRACKET VEN T CBL MT il 3055210 8 854 CASE W VLV ll 52451610 8 854 Cl AMP SPL CORE MT 1 3042457 8 854 CORE HTR ll 3042073 8 854 PLATE CVR 1 3041135 8 854 SEAL CORE TUBE 1 3042716 8 852 SHAET W LVR DEER 1 3050815 8 852 SHAET W LVR TEMP 1 3042679 9 786 SHAET W LVR VENT 11 3055209 9 779 VALVE DEER 1 3042066 8 845 VALVE W SEAL PWR VENT 11 3040741 8 858 VALVE W SEAL TEMP 1 3041134 1992 GENERAL MOTORS SERVICE PARTS OPERAT ONS OLDSMOB LE 32A 11 92 8 17 8 845