2 2 I GM04 255 A f 2 1 060696 A 21 A 9 1 V A J 20 2 I Q I 1 I i zi Y 2 2 1 i OV Q q A I Q 11 8 E 1 18 Ai M L I 1 A 1 9 12 V12 Q A 3 y 1 1 16 TQ zz gy J 1Q 3 2211 15 5 1 7 1 33 V K ri 0 26 1 Jgxg 1 4 32 X 1 I W i V x I 30 6 1 1 5 i 9 V 1 4 29 Q V L 11 ie Ms169E121 L GM04 255 1982L86 B G BRA KE BOOSTERNACUUM DUAL DIAPHRAGMMMORAINE 1987 B BRAKE BOOSTER VACUUM DUAL DIAPHRAGM MORAINE 1 BOOT 1 2 7 11 6 1 2 s11 1 Nc1an 1 1 2 4 I 6 N s 3 VALVE Vacuum Ch6ck 1 2 3 N S 4 cnomivisr 1 1 2 3 111 s 5 SWITCH Vacuum Some ModeIs 1 2 5 N S 6 GR0MMET 1 2 5 1 I A 2 111 6 1 7 SEAL Frt H 0using 1 2 N S 9 snniwc Prim Pist0n 1 2 1 2 111 6 9 HOUSING Rr 1 111 s 1 1 10 HOUSING 1 r11 1 1 1 s 2 11 spnmc R6turn 1 1 111 s 12 ROD Vac Pwr Boos Piston 1 4 924 13 RETAINER Reacti0n 1 N S 14 SILENCER Power Head 1 2 4 1 N S 15 V RETAINER Diaphragm 1 2 1 N S 16 1A1 1 1nAG1v1 1 r1m1 1 2 111 s 2 1 2 17 PLATE Prim Support 1 I N S 18 BEARING Piston Secd 1 2 N S 19 DIVIDER H0using 1 N S 20 DIAPHRAGM Secd 1 2 111 s A 21 PLATE Support S6cd 1 N S 22 msc REACTION 1 2 6 111 s P 23 PISTON Rcacti0n 1 6 L N S 24 RETAINER Body Reaction 1 4 6 N S 2s sonv REACTION 1 6 N s A 26 SPRING Air VaIv6 1 4 1 N S 27 suivipzn FIeacti0n 1 2 4 111 s 28 RING Retaining 1 2 4 N S 29 FILTER 1 1 2 4 2 1 111 s 1 1990 GENERAL Moronsssavicia PARTS OPERATIONS PONTIAC 22W 4 000 GROUP 1 4149 1 6 90