r r GM04 55 DBOB8 I 21 9 I 20 Q X I Q 1 I z g J Q I Q F ER 1 x IB W v Q 7 Q W 2 16 Q I3 y 1 1 22 y J I gg 5 7 Q 15 3 i 25 V ay JI zv za I 1 Q 12 4 3 39 6 9 j V 11 GM04 255 1982 1983 D BRAKE BOOSTER VACUUM QUAL D APHRAGM IVIORA NE 1982 1984 Z BRAKE BOOSTERNACUUM UAL DIAPHRAGM ORAINE 1982 1985 E BRAKE BOOSTER VACUUM DUAL DIAPHRAGM MORAINE 1982 1985 K BRAKE BOOSTERNACUUM DUAL DIAPHRAG MORAIN NOTE SEE PARTS CATALOG FOR POWER BOOSTER CHART IN GROUP 4 901 I N S BOOT 1 2 7 4 4 2 N S SILENCER 1 2 4 3 N S VALVE VACUUM CHECK 1 Z 3 4 N S GROMMET 1 2 3 5 N S SWITCH VACUUM SOME MO ELS 1 2 5 8 N S GROMMET I 2 5 7 N S SEAL FRY HOUS NG 1 2 8 N S BEARING PRIM PISTON I 2 9 N S HOUSING RR 1 10 N S HOUSING FRT 1 11 N S SPRlNG RETURN I2 4 924 ROD VAC PWR BOOS P STON 1 I3 N S RETAINER REACTION 1 14 N S SILENCER POWER HEAD 1 2 4 16 N S RETAINER D APHRAGM I 2 16 N S DIAPHRAGM FRIM 1 2 I7 N S PLATE PRIM SUPPORT 1 IB N S BEARING PISTON SECD 1 2 I9 N S DIVIDER HOUS NG 1 20 N S DIAPHRAGM SECD 1 2 21 N S PLATE SUPPORT SECD 1 22 N S DISC REACTION I Z 6 23 N S PISTON REACT ON 1 S 24 N S RETAINER BODY REACTION I 4 6 25 N S BODY REACTION 1 6 1991 GENERAL MOTORS SERVICE PARTS OPERATIONS CADILLAC 62W i 4 000 GROUP r4 ss 6 91