L tl GM03 123 I 1982 83 B G ENGINE EMISSION CONTROLS 5 7L V8 LF9 350N DIESEL S 1 3 402 AIR CLEANER 1 2 3 4 5 G 27 1 745 VALVE C Case Press Reg 25041678 1 2 3 4 B C 25042575 28 3 278 CONNECTOR Spl Y 3 402 AIR CLEANER 3 4 6 E 6 5 32x5 32x7 64 465994 K 25041763 29 8 962 HOSE 7 32 3 402 V AIR CLEANER 6 C 25042874 30 3 671 CONNECTOR Tee 2 2 3 403 GASKET Air Cleaner 25511809 A M6 5xM9 5 560357 3 3 403 STUD A Cl 1 B G 2 3 4 5 31 8 962 HOSE 3 8 B C G 22524936 32 3 885 VALVE Cruise Vac 81 Trans 8 981 STUD A CI 6 C Conv Rel 1645516 3 403 STUD A Cl 6 E K 1622111 33 3 885 RETAINER Vac Rel Vlv 1612303 4 3 670 VALVE EGR 6 17082755 34 2 559 BRACKET I P Wrg Harn 1 5 3 670 VALVE EGR 6 17075598 G I 14062544 5 3 680 GASKET EGR Vlv 22513956 35 2 483 RETAINER l P Wrg Harn 1 5 6 3 680 LOCK EGR Vlv Bolt 22511513 G 14062545 7 3 417 EXTENSION Air Cleaner 6 36 3 280 PUMP Vacuum 26002900 C 1616498 37 3 280 CLAMP Vac Pump 3 273 3835505 8 3 417 ADAPTER Air Int Duct Rr All 38 3 280 SEAL Pump to Block 2 363 383524 I I Exc 6 C 22511823 39 1 762 TUBE C Case Vent LH 22514412 9 3 417 DUCT Air Int Rr 1 2 3 4 B 40 1 745 BRACKET C Case Press Reg C 22514297 Vlv 22522188 3 417 DUCT Air Int Rr 3 4 6 E K 22514296 41 1 150 SWITCH Metal Temp 6 C 10 3 417 DUCT Air Int Frt 1 2 4 B C 22504933 E Ki 25036588 3 417 DUCT Air Int Frt 3 4 6 E K 22518891 42 2 510 SWITCH Glow Plug Temp 11 3 417 ADAPTER A CI to Reso 1 2 Cont 25036599 3 4 5 G 22501675 43 1 745 ELBOW Vent Pipe 25526950 12 N S BRACE A CI Reso Supt 1 2 44 1 745 FILTER Vent 22513584 3 4 5 G 45 3 440 SWITCH Fast Idle Cold 13 3 403 CLAMP Air Int Duct 1 2 3 Adv 25036597 4 5 G 10039976 46 1 745 GROMMET Filter to Cvr 22532566 14 3 402 SILENCER Air Cleaner 1 2 3 47 4 205 VALVE Vac Regulator 17072536 I A 4 5 G 6 C 8996868 48 2 510 SENSOR Glow Plug Cont 5 15 3 417 SUPPORT A Cl Reso 1 2 3 Prong G 12015288 4 5 G 22510471 2 510 SWITCH Glow Plug Cont 6 5 16 3 417 DUCT Air Int Frt 3 B C 22518890 Prong Exc G 22514724 Q 17 2 510 BRACKET Diesel Relays 1 2 49 4 115 SWITCH Trans Converter 25036453 3 4 5 G 22514090 50 1 750 BRACE Vent Pipe 22512869 18 2 510 BRACKET Diesel Flelays 1 2 51 8 962 HOSE 3 4 y 3 4 B C 22511228 52 N S HOSE ASM EGR Vlv Serv By l 1 N S BRACKET Diesel Flelays 3 4 3 680 FITTING EGR Vac J 22506637 1 E N S CONNECTOR EGR Vlv Hose I 19 9 275 SWITCH Cmpr Cutoff At 8 963 TEE Conn 3 16 Accel Ped 6 C E K 1625862 8 963 CONNECTOR Strgt 3 16 20 9 277 SWITCH Cmpr Throt Cutoff 8 962 HOSE 5 32 3 8 1 2 3 4 5 B C E G 22513542 53 3 330 BRACKET Fuel Pipe RH 22514848 i 21 8 977 SCREW M6 3x1 El1x13 54 3 671 BRACKET EGR Cont 22524122 22 2 510 RELAY Diesel Lamp Cont 1 55 3 670 CONTROL EGR Vac 1 2 3 4 B C E 22517700 Fed Calif 22514746 i 2 510 RELAY Diesel Lamp Cont 6 3 670 CONTROL EGR Vac Alt 22515542 C E K 560580 56 2 525 HARNESS Eng Diesel Cont 23 2 525 DIODE Diesel Eng Wrg Hyarn 6 1 2 3 4 B C E 22511033 57 8 962 HOSE 3 4 l 2 480 MODULE Diode 6 C E K 12033627 58 1 762 PIPE Reg to Cr Over 22510607 Z 24 3 314 RELAY A C Cmpr Cutout 9 59 1 745 ELBOW Cr Over to Conn 22510606 277 1 2 3 4 5 B C E G 10031837 60 3 405 BRACKET A CI Sil 6 C 1616398 25 1 762 TUBE C Case Vent RH 22510602 61 8 948 STRAP 1x6 26 1 762 CONNECTOR C Case Vent 62 3 417 DUCT Air Int Flex 6 C 1616696 Tube 22514222 63 3 403 WASHER Air Cleaner 22519057 64 8 920 NUT Wing 1 4x20 Number 2 Denotes PONT MODELS Number 3 Denotes OLDS MODELS Number 4 Denotes BUICK MODELS Number 5 Denotes GW80 MODELS Number 6 Denotes CADILLAC MODELS Number 1 Denotes CHEV MODELS EXC GW80 NOTE 6 See Chart in group for usage 1990 GENERAL MOTORS SERVICE PARTS OPERATlONS PONTlAC 22W 6 90 A 3 121 3 000 GROUP