GM04 zzz 2 040987 g x I I V I v 2 I I I I Rh 2 I 9 i 2 I Q 1 1h I E IS l I I I 8 I A p1 I J A 0 18 1 5 1 J y v 1 g 17 I I l Q I 0 f J 19 12 0 I w g S IL 1 1 16 1 I I3 I Y N 22 I I J I 14 I I 5 i E Q 5 0 I V A I 1 I I Z 4 33 25 QF I 27 e II za II I 32 I I I Q I Q 3 q I I I I I I E I I I 10 I I 11 DM7029E001 0 1 GM04 282 1988 G BRAKE BOOSTERNACUUM LDUAL D APHRAGM MORAlNE I I 1988 1989 B BRAKE BOOSTER VAC UM DUAL DIAPHR GM MORAINE I V NOTE SEE PARTS CATALOG FOR POWER BOOSTER CHART IN GROUP 4 901 1 4 659 BOOT 1 2 1 F I I I I 2 N S SILENCER 1 2 3 2 I A 3 N S VALVE VACUUM CHECK 1 2 4 I 4 N S GROMMET 1 2 4 0 7 N S SEAL FRT HOUS NG 1 2 8 N S BEARING PRIMARY PISTON 1 2 I 9 N S HOUSING REAR 1 I 10 N S HOUSING FRT 1 11 N S SPRING RETURN 1 I 12 4 924 ROD PISTON GAGED 1 U 13 N S RETAINER REACTION 1 I I I 14 N S SILENCER POWER HEA D 1 2 15 N S RETAINER DIAPHRAGM 1 2 16 N S DIAPHRAGM PRIMARY 1 2 17 N S PLATE PRIMARY SUPPORT 1 18 N S BEARING PISTON SECD 1 2 4 19 N S DIVIDER HOUSING 1 20 N S DIAPHRAGM SECD 1 2 21 N S PLATE SUPPORT SECD 1 22 N S DISC REACTION 1 2 5 I I 23 N S PISTON REACTION F 1 5 24 N S RETAINER BODY REACTlON 1 3 5 25 N S BODY REACTION 1 5 I 26 N S SPRING AIR VALVE 1 3 I 0 27 N S BUMPER REACTION 1 2 3 0 28 N S RING RETAlNER 1 2 3 I 1 29 N S FILTER 1 2 3 I 1991 GENERALMOTORS SERVICE PARTS OPERATIONS CHEVFIOLET 17W t 4 000 GROUP 0 4 170 p 6 91